Server Mitigation Costs AMD Intel 2 x Intel Xeon Platinum 8280 testing with a GIGABYTE MD61-SC2-00 v01000100 (T15 BIOS) and llvmpipe 377GB on Ubuntu 19.04 via the Phoronix Test Suite. 2 x EPYC 7601: mitigations=off: Processor: 2 x AMD EPYC 7601 32-Core (64 Cores / 128 Threads), Motherboard: Dell 02MJ3T (1.2.5 BIOS), Chipset: AMD 17h, Memory: 516096MB, Disk: 120GB SSDSCKJB120G7R + 20 x 500GB Samsung SSD 860, Graphics: llvmpipe 504GB, Monitor: VE228, Network: 2 x Broadcom BCM57416 NetXtreme-E Dual-Media 10G RDMA + 2 x Broadcom NetXtreme BCM5720 PCIe OS: Ubuntu 19.04, Kernel: 5.0.0-15-generic (x86_64), Desktop: GNOME Shell 3.32.0, Display Server: X Server 1.20.4, Display Driver: modesetting 1.20.4, OpenGL: 3.3 Mesa 19.0.2 (LLVM 8.0 128 bits), Compiler: GCC 8.3.0, File-System: ext4, Screen Resolution: 1600x1200 2 x EPYC 7601: mitigations=auto: Processor: 2 x AMD EPYC 7601 32-Core (64 Cores / 128 Threads), Motherboard: Dell 02MJ3T (1.2.5 BIOS), Chipset: AMD 17h, Memory: 516096MB, Disk: 20 x 500GB Samsung SSD 860 + 120GB SSDSCKJB120G7R, Graphics: llvmpipe 504GB, Monitor: VE228, Network: 2 x Broadcom BCM57416 NetXtreme-E Dual-Media 10G RDMA + 2 x Broadcom NetXtreme BCM5720 PCIe OS: Ubuntu 19.04, Kernel: 5.0.0-15-generic (x86_64), Desktop: GNOME Shell 3.32.0, Display Server: X Server 1.20.4, Display Driver: modesetting 1.20.4, OpenGL: 3.3 Mesa 19.0.2 (LLVM 8.0 128 bits), Compiler: GCC 8.3.0, File-System: ext4, Screen Resolution: 1600x1200 2 x Xeon 8280: mitigations=auto: Processor: 2 x Intel Xeon Platinum 8280 @ 4.00GHz (56 Cores / 112 Threads), Motherboard: GIGABYTE MD61-SC2-00 v01000100 (T15 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 386048MB, Disk: Samsung SSD 970 PRO 512GB, Graphics: llvmpipe 377GB, Monitor: VE228, Network: 2 x Intel X722 for 1GbE + 2 x QLogic FastLinQ QL41000 10/25/40/50GbE OS: Ubuntu 19.04, Kernel: 5.0.0-15-generic (x86_64), Desktop: GNOME Shell 3.32.0, Display Server: X Server 1.20.4, Display Driver: modesetting 1.20.4, OpenGL: 3.3 Mesa 19.0.2 (LLVM 8.0 256 bits), Compiler: GCC 8.3.0, File-System: ext4, Screen Resolution: 1920x1080 2 x Xeon 8280: mitigations=off: Processor: 2 x Intel Xeon Platinum 8280 @ 4.00GHz (56 Cores / 112 Threads), Motherboard: GIGABYTE MD61-SC2-00 v01000100 (T15 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 386048MB, Disk: Samsung SSD 970 PRO 512GB, Graphics: llvmpipe 377GB, Monitor: VE228, Network: 2 x Intel X722 for 1GbE + 2 x QLogic FastLinQ QL41000 10/25/40/50GbE OS: Ubuntu 19.04, Kernel: 5.0.0-15-generic (x86_64), Desktop: GNOME Shell 3.32.0, Display Server: X Server 1.20.4, Display Driver: modesetting 1.20.4, OpenGL: 3.3 Mesa 19.0.2 (LLVM 8.0 256 bits), Compiler: GCC 8.3.0, File-System: ext4, Screen Resolution: 1920x1080 7-Zip Compression 16.02 Compress Speed Test MIPS > Higher Is Better 2 x EPYC 7601: mitigations=off .. 125555 |=================== 2 x EPYC 7601: mitigations=auto . 132680 |==================== 2 x Xeon 8280: mitigations=auto . 239203 |===================================== 2 x Xeon 8280: mitigations=off .. 242011 |===================================== Apache Benchmark 2.4.29 Static Web Page Serving Requests Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 17124 |======================= 2 x EPYC 7601: mitigations=auto . 15807 |===================== 2 x Xeon 8280: mitigations=auto . 25404 |================================== 2 x Xeon 8280: mitigations=off .. 28637 |====================================== Apache Siege 2.4.29 Concurrent Users: 250 Transactions Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 22620 |========================= 2 x EPYC 7601: mitigations=auto . 22379 |========================= 2 x Xeon 8280: mitigations=off .. 34447 |====================================== BlogBench 1.1 Test: Read Final Score > Higher Is Better 2 x EPYC 7601: mitigations=off .. 786102 |==================================== 2 x EPYC 7601: mitigations=auto . 805743 |===================================== BlogBench 1.1 Test: Write Final Score > Higher Is Better 2 x EPYC 7601: mitigations=off .. 27144 |===================================== 2 x EPYC 7601: mitigations=auto . 27972 |====================================== Chaos Group V-RAY 4.10.03 Mode: CPU Ksamples > Higher Is Better 2 x EPYC 7601: mitigations=off .. 40912 |======================= 2 x EPYC 7601: mitigations=auto . 41324 |======================== 2 x Xeon 8280: mitigations=auto . 66269 |====================================== 2 x Xeon 8280: mitigations=off .. 66332 |====================================== Compile Bench 0.6 Test: Compile MB/s > Higher Is Better 2 x EPYC 7601: mitigations=off .. 1598 |================================= 2 x EPYC 7601: mitigations=auto . 1478 |=============================== 2 x Xeon 8280: mitigations=auto . 1823 |====================================== 2 x Xeon 8280: mitigations=off .. 1862 |======================================= Compile Bench 0.6 Test: Initial Create MB/s > Higher Is Better 2 x EPYC 7601: mitigations=off .. 394 |========================= 2 x EPYC 7601: mitigations=auto . 376 |======================== 2 x Xeon 8280: mitigations=auto . 568 |==================================== 2 x Xeon 8280: mitigations=off .. 629 |======================================== ctx_clock Context Switch Time Clocks < Lower Is Better 2 x EPYC 7601: mitigations=off .. 132 |======================================== 2 x EPYC 7601: mitigations=auto . 132 |======================================== 2 x Xeon 8280: mitigations=auto . 131 |======================================== 2 x Xeon 8280: mitigations=off .. 130 |======================================= Darktable 2.6.0 Test: Boat - Acceleration: CPU-only Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 10.95 |====================================== 2 x EPYC 7601: mitigations=auto . 10.74 |===================================== 2 x Xeon 8280: mitigations=auto . 3.90 |============== 2 x Xeon 8280: mitigations=off .. 3.98 |============== Darktable 2.6.0 Test: Masskrug - Acceleration: CPU-only Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 6.82 |======================================= 2 x EPYC 7601: mitigations=auto . 6.88 |======================================= 2 x Xeon 8280: mitigations=auto . 4.53 |========================== 2 x Xeon 8280: mitigations=off .. 4.54 |========================== Darktable 2.6.0 Test: Server Room - Acceleration: CPU-only Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 4.70 |=================================== 2 x EPYC 7601: mitigations=auto . 5.27 |======================================= 2 x Xeon 8280: mitigations=auto . 1.90 |============== 2 x Xeon 8280: mitigations=off .. 1.98 |=============== dav1d 0.3 Video Input: Summer Nature 4K Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 19.00 |===================================== 2 x EPYC 7601: mitigations=auto . 19.36 |====================================== 2 x Xeon 8280: mitigations=auto . 17.81 |=================================== 2 x Xeon 8280: mitigations=off .. 18.01 |=================================== dav1d 0.3 Video Input: Summer Nature 1080p Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 6.55 |============================ 2 x EPYC 7601: mitigations=auto . 6.47 |============================ 2 x Xeon 8280: mitigations=auto . 9.17 |======================================= 2 x Xeon 8280: mitigations=off .. 9.05 |====================================== Ethr 2019-01-02 Server Address: localhost - Protocol: TCP - Test: Latency - Threads: 1 Microseconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 20.02 |=================================== 2 x EPYC 7601: mitigations=auto . 21.43 |====================================== 2 x Xeon 8280: mitigations=auto . 19.50 |=================================== 2 x Xeon 8280: mitigations=off .. 18.77 |================================= Ethr 2019-01-02 Server Address: localhost - Protocol: TCP - Test: Latency - Threads: 32 Microseconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 19.23 |================================ 2 x EPYC 7601: mitigations=auto . 22.89 |====================================== 2 x Xeon 8280: mitigations=auto . 18.25 |============================== 2 x Xeon 8280: mitigations=off .. 16.69 |============================ Ethr 2019-01-02 Server Address: localhost - Protocol: TCP - Test: Latency - Threads: 64 Microseconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 18.92 |=================================== 2 x EPYC 7601: mitigations=auto . 20.47 |====================================== 2 x Xeon 8280: mitigations=auto . 18.89 |=================================== 2 x Xeon 8280: mitigations=off .. 17.10 |================================ Ethr 2019-01-02 Server Address: localhost - Protocol: HTTP - Test: Bandwidth - Threads: 1 Mbits/sec > Higher Is Better 2 x EPYC 7601: mitigations=off .. 679 |======================================== 2 x EPYC 7601: mitigations=auto . 666 |======================================= 2 x Xeon 8280: mitigations=auto . 422 |========================= 2 x Xeon 8280: mitigations=off .. 443 |========================== Ethr 2019-01-02 Server Address: localhost - Protocol: TCP - Test: Bandwidth - Threads: 64 Mbits/sec > Higher Is Better 2 x EPYC 7601: mitigations=off .. 350286 |================================ 2 x EPYC 7601: mitigations=auto . 354460 |================================ 2 x Xeon 8280: mitigations=auto . 405980 |===================================== 2 x Xeon 8280: mitigations=off .. 400172 |==================================== Ethr 2019-01-02 Server Address: localhost - Protocol: UDP - Test: Bandwidth - Threads: 64 Mbits/sec > Higher Is Better 2 x EPYC 7601: mitigations=off .. 113132 |=============== 2 x EPYC 7601: mitigations=auto . 113380 |=============== 2 x Xeon 8280: mitigations=auto . 280802 |===================================== 2 x Xeon 8280: mitigations=off .. 282928 |===================================== Ethr 2019-01-02 Server Address: localhost - Protocol: HTTP - Test: Bandwidth - Threads: 64 Mbits/sec > Higher Is Better 2 x EPYC 7601: mitigations=off .. 1077 |============================= 2 x EPYC 7601: mitigations=auto . 1073 |============================= 2 x Xeon 8280: mitigations=auto . 1457 |======================================= 2 x Xeon 8280: mitigations=off .. 1451 |======================================= Ethr 2019-01-02 Server Address: localhost - Protocol: TCP - Test: Connections/s - Threads: 1 Connections/sec > Higher Is Better 2 x EPYC 7601: mitigations=off .. 9157 |==================================== 2 x EPYC 7601: mitigations=auto . 9983 |======================================= 2 x Xeon 8280: mitigations=auto . 6510 |========================= 2 x Xeon 8280: mitigations=off .. 6687 |========================== FS-Mark 3.3 Test: 1000 Files, 1MB Size Files/s > Higher Is Better 2 x EPYC 7601: mitigations=off .. 172 |====================================== 2 x EPYC 7601: mitigations=auto . 168 |====================================== 2 x Xeon 8280: mitigations=auto . 160 |==================================== 2 x Xeon 8280: mitigations=off .. 179 |======================================== GIMP 2.10.8 Test: resize Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 12.86 |===================================== 2 x EPYC 7601: mitigations=auto . 13.05 |====================================== 2 x Xeon 8280: mitigations=auto . 12.39 |==================================== 2 x Xeon 8280: mitigations=off .. 12.14 |=================================== GIMP 2.10.8 Test: rotate Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 18.21 |====================================== 2 x EPYC 7601: mitigations=auto . 18.01 |===================================== 2 x Xeon 8280: mitigations=auto . 18.30 |====================================== 2 x Xeon 8280: mitigations=off .. 18.07 |====================================== GIMP 2.10.8 Test: auto-levels Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 31.95 |====================================== 2 x EPYC 7601: mitigations=auto . 30.82 |===================================== 2 x Xeon 8280: mitigations=auto . 22.50 |=========================== 2 x Xeon 8280: mitigations=off .. 22.73 |=========================== GIMP 2.10.8 Test: unsharp-mask Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 40.21 |====================================== 2 x EPYC 7601: mitigations=auto . 39.89 |====================================== 2 x Xeon 8280: mitigations=auto . 27.04 |========================== 2 x Xeon 8280: mitigations=off .. 25.70 |======================== Git Time To Complete Common Git Commands Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 7.10 |======================================= 2 x EPYC 7601: mitigations=auto . 7.15 |======================================= 2 x Xeon 8280: mitigations=auto . 5.90 |================================ 2 x Xeon 8280: mitigations=off .. 5.83 |================================ glibc bench 1.0 Benchmark: ffs nanoseconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 2.38 |====================================== 2 x EPYC 7601: mitigations=auto . 2.42 |======================================= 2 x Xeon 8280: mitigations=auto . 1.66 |=========================== 2 x Xeon 8280: mitigations=off .. 1.65 |=========================== glibc bench 1.0 Benchmark: ffsll nanoseconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 2.38 |====================================== 2 x EPYC 7601: mitigations=auto . 2.42 |======================================= 2 x Xeon 8280: mitigations=auto . 1.66 |=========================== 2 x Xeon 8280: mitigations=off .. 1.65 |=========================== glibc bench 1.0 Benchmark: pthread_once nanoseconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 2.38 |====================================== 2 x EPYC 7601: mitigations=auto . 2.42 |======================================= 2 x Xeon 8280: mitigations=auto . 1.67 |=========================== 2 x Xeon 8280: mitigations=off .. 1.66 |=========================== Hackbench Count: 32 - Type: Process Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 42.20 |===================================== 2 x EPYC 7601: mitigations=auto . 43.41 |====================================== 2 x Xeon 8280: mitigations=auto . 36.09 |================================ 2 x Xeon 8280: mitigations=off .. 36.45 |================================ IndigoBench 4.0.64 Scene: Bedroom M samples/s > Higher Is Better 2 x EPYC 7601: mitigations=off .. 3.24 |===================== 2 x EPYC 7601: mitigations=auto . 3.31 |===================== 2 x Xeon 8280: mitigations=auto . 6.14 |======================================= 2 x Xeon 8280: mitigations=off .. 6.11 |======================================= IndigoBench 4.0.64 Scene: Supercar M samples/s > Higher Is Better 2 x EPYC 7601: mitigations=off .. 5.42 |===================== 2 x EPYC 7601: mitigations=auto . 5.34 |===================== 2 x Xeon 8280: mitigations=auto . 9.88 |======================================= 2 x Xeon 8280: mitigations=off .. 9.86 |======================================= libjpeg-turbo tjbench 1.5.3 Test: Decompression Throughput Megapixels/sec > Higher Is Better 2 x EPYC 7601: mitigations=off .. 139 |================================ 2 x EPYC 7601: mitigations=auto . 139 |================================ 2 x Xeon 8280: mitigations=auto . 173 |======================================== 2 x Xeon 8280: mitigations=off .. 173 |======================================== Memcached mcperf 1.5.10 Method: Add Operations Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 41465 |======================== 2 x EPYC 7601: mitigations=auto . 39722 |======================= 2 x Xeon 8280: mitigations=auto . 63698 |==================================== 2 x Xeon 8280: mitigations=off .. 66414 |====================================== Memcached mcperf 1.5.10 Method: Get Operations Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 64508 |==================== 2 x EPYC 7601: mitigations=auto . 59792 |=================== 2 x Xeon 8280: mitigations=auto . 107699 |================================= 2 x Xeon 8280: mitigations=off .. 119226 |===================================== Memcached mcperf 1.5.10 Method: Set Operations Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 40606 |======================= 2 x EPYC 7601: mitigations=auto . 39770 |====================== 2 x Xeon 8280: mitigations=auto . 63965 |==================================== 2 x Xeon 8280: mitigations=off .. 67582 |====================================== Memcached mcperf 1.5.10 Method: Append Operations Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 34491 |================== 2 x EPYC 7601: mitigations=auto . 42678 |====================== 2 x Xeon 8280: mitigations=auto . 72130 |====================================== 2 x Xeon 8280: mitigations=off .. 67672 |==================================== Memcached mcperf 1.5.10 Method: Delete Operations Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 49533 |=============== 2 x EPYC 7601: mitigations=auto . 61095 |=================== 2 x Xeon 8280: mitigations=auto . 108195 |================================= 2 x Xeon 8280: mitigations=off .. 120307 |===================================== Memcached mcperf 1.5.10 Method: Prepend Operations Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 34654 |================= 2 x EPYC 7601: mitigations=auto . 42423 |==================== 2 x Xeon 8280: mitigations=auto . 73459 |=================================== 2 x Xeon 8280: mitigations=off .. 79101 |====================================== Memcached mcperf 1.5.10 Method: Replace Operations Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 34604 |================= 2 x EPYC 7601: mitigations=auto . 46646 |======================= 2 x Xeon 8280: mitigations=auto . 29877 |=============== 2 x Xeon 8280: mitigations=off .. 77823 |====================================== NAMD 2.13b1 ATPase Simulation - 327,506 Atoms days/ns < Lower Is Better 2 x EPYC 7601: mitigations=off .. 0.44827 |==================================== 2 x EPYC 7601: mitigations=auto . 0.44742 |==================================== 2 x Xeon 8280: mitigations=auto . 0.35802 |============================= 2 x Xeon 8280: mitigations=off .. 0.35818 |============================= NGINX Benchmark 1.9.9 Static Web Page Serving Requests Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 18390 |====================== 2 x EPYC 7601: mitigations=auto . 19947 |======================= 2 x Xeon 8280: mitigations=auto . 30480 |==================================== 2 x Xeon 8280: mitigations=off .. 32276 |====================================== OpenSSL 1.1.1 RSA 4096-bit Performance Signs Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 9224 |========================== 2 x EPYC 7601: mitigations=auto . 9237 |========================== 2 x Xeon 8280: mitigations=auto . 13606 |====================================== 2 x Xeon 8280: mitigations=off .. 13707 |====================================== OSBench Test: Create Files us Per Event < Lower Is Better 2 x EPYC 7601: mitigations=off .. 18.34 |==================================== 2 x EPYC 7601: mitigations=auto . 19.58 |====================================== 2 x Xeon 8280: mitigations=auto . 13.71 |=========================== 2 x Xeon 8280: mitigations=off .. 12.89 |========================= OSBench Test: Create Threads us Per Event < Lower Is Better 2 x EPYC 7601: mitigations=off .. 65.10 |====================================== 2 x EPYC 7601: mitigations=auto . 64.10 |===================================== 2 x Xeon 8280: mitigations=auto . 19.58 |=========== 2 x Xeon 8280: mitigations=off .. 19.22 |=========== OSBench Test: Launch Programs us Per Event < Lower Is Better 2 x EPYC 7601: mitigations=off .. 93.15 |====================================== 2 x EPYC 7601: mitigations=auto . 91.66 |===================================== 2 x Xeon 8280: mitigations=auto . 53.88 |====================== 2 x Xeon 8280: mitigations=off .. 54.21 |====================== OSBench Test: Memory Allocations Ns Per Event < Lower Is Better 2 x EPYC 7601: mitigations=off .. 92.74 |====================================== 2 x EPYC 7601: mitigations=auto . 91.64 |====================================== 2 x Xeon 8280: mitigations=auto . 85.39 |=================================== 2 x Xeon 8280: mitigations=off .. 85.30 |=================================== Perl Benchmarks Test: Interpreter Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 0.00124280 |============= 2 x EPYC 7601: mitigations=auto . 0.00125506 |============= 2 x Xeon 8280: mitigations=auto . 0.00315507 |================================= 2 x Xeon 8280: mitigations=off .. 0.00312337 |================================= PHPBench 0.8.1 PHP Benchmark Suite Score > Higher Is Better 2 x EPYC 7601: mitigations=off .. 393131 |======================= 2 x EPYC 7601: mitigations=auto . 393640 |======================= 2 x Xeon 8280: mitigations=auto . 641454 |===================================== 2 x Xeon 8280: mitigations=off .. 641228 |===================================== PostgreSQL pgbench 10.3 Scaling: Buffer Test - Test: Normal Load - Mode: Read Only TPS > Higher Is Better 2 x EPYC 7601: mitigations=off .. 517604 |===================== 2 x EPYC 7601: mitigations=auto . 516768 |===================== 2 x Xeon 8280: mitigations=auto . 910249 |===================================== 2 x Xeon 8280: mitigations=off .. 916749 |===================================== PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better 2 x EPYC 7601: mitigations=off .. 5434 |================================== 2 x EPYC 7601: mitigations=auto . 5247 |================================= 2 x Xeon 8280: mitigations=auto . 5952 |===================================== 2 x Xeon 8280: mitigations=off .. 6199 |======================================= PyBench 2018-02-16 Total For Average Test Times Milliseconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 1471 |======================================= 2 x EPYC 7601: mitigations=auto . 1485 |======================================= 2 x Xeon 8280: mitigations=auto . 1017 |=========================== 2 x Xeon 8280: mitigations=off .. 1016 |=========================== Redis 4.0.8 Test: LPOP Requests Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 2000150 |=========================== 2 x EPYC 7601: mitigations=auto . 1722143 |======================= 2 x Xeon 8280: mitigations=auto . 2651345 |==================================== 2 x Xeon 8280: mitigations=off .. 2342782 |================================ Redis 4.0.8 Test: SADD Requests Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 1647554 |============================ 2 x EPYC 7601: mitigations=auto . 1589297 |=========================== 2 x Xeon 8280: mitigations=auto . 2117503 |==================================== 2 x Xeon 8280: mitigations=off .. 2106820 |==================================== Redis 4.0.8 Test: LPUSH Requests Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 1136394 |======================== 2 x EPYC 7601: mitigations=auto . 1124270 |======================== 2 x Xeon 8280: mitigations=auto . 1644694 |=================================== 2 x Xeon 8280: mitigations=off .. 1688954 |==================================== Redis 4.0.8 Test: GET Requests Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 1760594 |========================== 2 x EPYC 7601: mitigations=auto . 1723067 |========================== 2 x Xeon 8280: mitigations=auto . 2425725 |==================================== 2 x Xeon 8280: mitigations=off .. 2396698 |==================================== Redis 4.0.8 Test: SET Requests Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 1335784 |========================== 2 x EPYC 7601: mitigations=auto . 1302734 |========================= 2 x Xeon 8280: mitigations=auto . 1830820 |==================================== 2 x Xeon 8280: mitigations=off .. 1852827 |==================================== Scikit-Learn 0.17.1 Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 12.51 |================= 2 x EPYC 7601: mitigations=auto . 12.69 |================= 2 x Xeon 8280: mitigations=auto . 27.70 |====================================== 2 x Xeon 8280: mitigations=off .. 27.47 |====================================== Sockperf 3.4 Test: Throughput Messages Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 385050 |============================== 2 x EPYC 7601: mitigations=auto . 338887 |========================== 2 x Xeon 8280: mitigations=auto . 460795 |==================================== 2 x Xeon 8280: mitigations=off .. 474625 |===================================== Sockperf 3.4 Test: Latency Ping Pong usec < Lower Is Better 2 x EPYC 7601: mitigations=off .. 3.11 |================================= 2 x EPYC 7601: mitigations=auto . 3.62 |====================================== 2 x Xeon 8280: mitigations=auto . 3.73 |======================================= 2 x Xeon 8280: mitigations=off .. 3.54 |===================================== Sockperf 3.4 Test: Latency Under Load usec < Lower Is Better 2 x EPYC 7601: mitigations=off .. 14.61 |=============== 2 x EPYC 7601: mitigations=auto . 13.48 |============== 2 x Xeon 8280: mitigations=auto . 37.28 |====================================== 2 x Xeon 8280: mitigations=off .. 34.27 |=================================== Stress-NG 0.07.26 Test: Semaphores Bogo Ops/s > Higher Is Better 2 x EPYC 7601: mitigations=off .. 879901 |=============== 2 x EPYC 7601: mitigations=auto . 881047 |=============== 2 x Xeon 8280: mitigations=auto . 2134548 |==================================== 2 x Xeon 8280: mitigations=off .. 2138463 |==================================== Stress-NG 0.07.26 Test: Socket Activity Bogo Ops/s > Higher Is Better 2 x EPYC 7601: mitigations=off .. 29655 |============================ 2 x EPYC 7601: mitigations=auto . 30310 |============================= 2 x Xeon 8280: mitigations=auto . 33629 |================================ 2 x Xeon 8280: mitigations=off .. 40389 |====================================== Stress-NG 0.07.26 Test: Context Switching Bogo Ops/s > Higher Is Better 2 x EPYC 7601: mitigations=off .. 29521196 |================= 2 x EPYC 7601: mitigations=auto . 19390168 |=========== 2 x Xeon 8280: mitigations=auto . 28606228 |================ 2 x Xeon 8280: mitigations=off .. 62103866 |=================================== Stress-NG 0.07.26 Test: System V Message Passing Bogo Ops/s > Higher Is Better 2 x EPYC 7601: mitigations=off .. 9053163 |==================================== 2 x EPYC 7601: mitigations=auto . 8747607 |=================================== 2 x Xeon 8280: mitigations=auto . 6203627 |========================= 2 x Xeon 8280: mitigations=off .. 5822853 |======================= Sysbench 2018-07-28 Test: Memory Events Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 4178558 |=========== 2 x EPYC 7601: mitigations=auto . 4195517 |=========== 2 x Xeon 8280: mitigations=auto . 11990309 |================================ 2 x Xeon 8280: mitigations=off .. 12991841 |=================================== Sysbench 2018-07-28 Test: CPU Events Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 89227 |=================================== 2 x EPYC 7601: mitigations=auto . 88719 |=================================== 2 x Xeon 8280: mitigations=auto . 94825 |===================================== 2 x Xeon 8280: mitigations=off .. 96578 |====================================== t-test1 2017-01-13 Threads: 2 Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 9.36 |======================================= 2 x EPYC 7601: mitigations=auto . 8.95 |===================================== 2 x Xeon 8280: mitigations=auto . 8.33 |=================================== 2 x Xeon 8280: mitigations=off .. 8.89 |===================================== Timed Linux Kernel Compilation 4.18 Time To Compile Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 23.29 |===================================== 2 x EPYC 7601: mitigations=auto . 23.63 |====================================== 2 x Xeon 8280: mitigations=auto . 21.22 |================================== 2 x Xeon 8280: mitigations=off .. 21.19 |================================== Timed LLVM Compilation 6.0.1 Time To Compile Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 135 |======================================== 2 x EPYC 7601: mitigations=auto . 132 |======================================= 2 x Xeon 8280: mitigations=auto . 105 |=============================== 2 x Xeon 8280: mitigations=off .. 105 |=============================== x264 2018-09-25 H.264 Video Encoding Frames Per Second > Higher Is Better 2 x EPYC 7601: mitigations=off .. 140 |======================================== 2 x EPYC 7601: mitigations=auto . 138 |======================================= 2 x Xeon 8280: mitigations=auto . 119 |================================== 2 x Xeon 8280: mitigations=off .. 116 |================================= XZ Compression 5.2.4 Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9 Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 27.04 |====================================== 2 x EPYC 7601: mitigations=auto . 25.92 |==================================== 2 x Xeon 8280: mitigations=auto . 21.53 |============================== 2 x Xeon 8280: mitigations=off .. 21.81 |=============================== Y-Cruncher 0.7.7 Calculating 500M Pi Digits Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 15.11 |====================================== 2 x EPYC 7601: mitigations=auto . 15.27 |====================================== 2 x Xeon 8280: mitigations=auto . 9.13 |======================= 2 x Xeon 8280: mitigations=off .. 9.10 |======================= Zstd Compression 1.3.4 Compressing ubuntu-16.04.3-server-i386.img, Compression Level 19 Seconds < Lower Is Better 2 x EPYC 7601: mitigations=off .. 14.46 |====================================== 2 x EPYC 7601: mitigations=auto . 14.32 |====================================== 2 x Xeon 8280: mitigations=auto . 9.04 |======================== 2 x Xeon 8280: mitigations=off .. 9.13 |========================