Linux Mitigation Cost May AMD AMD Ryzen 7 2700X Eight-Core testing with a ASUS ROG CROSSHAIR VII HERO (WI-FI) (1201 BIOS) and Sapphire AMD Radeon RX 470/480/570/570X/580/580X 4GB on Ubuntu 19.04 via the Phoronix Test Suite. 7980XE: mitigations=off: Processor: Intel Core i9-7980XE @ 4.20GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A (1704 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: NVIDIA NV120 12GB, Audio: Realtek ALC1220, Monitor: ASUS PB278, Network: Intel I219-V 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: 4.3 Mesa 19.0.2, Compiler: GCC 8.3.0, File-System: ext4, Screen Resolution: 2560x1440 7980XE: mitigations=auto: Processor: Intel Core i9-7980XE @ 4.20GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A (1704 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: NVIDIA NV120 12GB, Audio: Realtek ALC1220, Monitor: ASUS PB278, Network: Intel I219-V 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: 4.3 Mesa 19.0.2, Compiler: GCC 8.3.0, File-System: ext4, Screen Resolution: 2560x1440 7980XE: mitigations=auto,nosmt: Processor: Intel Core i9-7980XE @ 4.20GHz (18 Cores), Motherboard: ASUS PRIME X299-A (1704 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: NVIDIA NV120 12GB, Audio: Realtek ALC1220, Monitor: ASUS PB278, Network: Intel I219-V 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: 4.3 Mesa 19.0.2, Compiler: GCC 8.3.0, File-System: ext4, Screen Resolution: 2560x1440 2700X: mitigations=off: Processor: AMD Ryzen 7 2700X Eight-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: ASUS ROG CROSSHAIR VII HERO (WI-FI) (1201 BIOS), Chipset: AMD 17h, Memory: 16384MB, Disk: Samsung SSD 970 EVO 250GB, Graphics: Sapphire AMD Radeon RX 470/480/570/570X/580/580X 4GB (1260/1750MHz), Audio: AMD Ellesmere, Monitor: ASUS PB278, Network: Intel I211 + Realtek RTL8822BE 802.11a/b/g/n/ac 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: 4.5 Mesa 19.0.2 (LLVM 8.0.0), Compiler: GCC 8.3.0, File-System: ext4, Screen Resolution: 2560x1440 2700X: mitigations=auto: Processor: AMD Ryzen 7 2700X Eight-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: ASUS ROG CROSSHAIR VII HERO (WI-FI) (1201 BIOS), Chipset: AMD 17h, Memory: 16384MB, Disk: Samsung SSD 970 EVO 250GB, Graphics: Sapphire AMD Radeon RX 470/480/570/570X/580/580X 4GB (1260/1750MHz), Audio: AMD Ellesmere, Monitor: ASUS PB278, Network: Intel I211 + Realtek RTL8822BE 802.11a/b/g/n/ac 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: 4.5 Mesa 19.0.2 (LLVM 8.0.0), Compiler: GCC 8.3.0, File-System: ext4, Screen Resolution: 2560x1440 SQLite 3.22 Timed SQLite Insertions Seconds < Lower Is Better 7980XE: mitigations=off ........ 38.33 |====================================== 7980XE: mitigations=auto ....... 38.84 |======================================= 7980XE: mitigations=auto,nosmt . 38.78 |======================================= 2700X: mitigations=off ......... 36.41 |===================================== 2700X: mitigations=auto ........ 36.70 |===================================== Flexible IO Tester 3.1 Type: Sequential Write - IO Engine: Linux AIO - Buffered: Yes - Direct: No - Block Size: 2MB - Disk Target: Default Test Directory MB/s > Higher Is Better 7980XE: mitigations=off ........ 4920 |======================================== 7980XE: mitigations=auto ....... 4865 |======================================= 7980XE: mitigations=auto,nosmt . 4903 |======================================== 2700X: mitigations=off ......... 4950 |======================================== 2700X: mitigations=auto ........ 4868 |======================================= FS-Mark 3.3 Test: 1000 Files, 1MB Size Files/s > Higher Is Better 7980XE: mitigations=off ........ 201 |==================================== 7980XE: mitigations=auto ....... 191 |================================== 7980XE: mitigations=auto,nosmt . 191 |================================== 2700X: mitigations=off ......... 227 |========================================= 2700X: mitigations=auto ........ 225 |========================================= Compile Bench 0.6 Test: Compile MB/s > Higher Is Better 7980XE: mitigations=off ........ 1668 |======================================== 7980XE: mitigations=auto ....... 1572 |====================================== 7980XE: mitigations=auto,nosmt . 1573 |====================================== 2700X: mitigations=off ......... 1114 |=========================== 2700X: mitigations=auto ........ 1112 |=========================== Compile Bench 0.6 Test: Initial Create MB/s > Higher Is Better 7980XE: mitigations=off ........ 780 |========================================= 7980XE: mitigations=auto ....... 664 |=================================== 7980XE: mitigations=auto,nosmt . 667 |=================================== 2700X: mitigations=off ......... 545 |============================= 2700X: mitigations=auto ........ 520 |=========================== PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better 7980XE: mitigations=off ........ 8154 |======================================== 7980XE: mitigations=auto ....... 6578 |================================ 7980XE: mitigations=auto,nosmt . 6578 |================================ 2700X: mitigations=off ......... 7282 |==================================== 2700X: mitigations=auto ........ 6944 |================================== t-test1 2017-01-13 Threads: 2 Seconds < Lower Is Better 7980XE: mitigations=off ........ 7.37 |================ 7980XE: mitigations=auto ....... 8.77 |=================== 7980XE: mitigations=auto,nosmt . 18.16 |======================================= 2700X: mitigations=off ......... 8.61 |================== 2700X: mitigations=auto ........ 8.65 |=================== Sockperf 3.4 Test: Throughput Messages Per Second > Higher Is Better 7980XE: mitigations=off ........ 563034 |====================================== 7980XE: mitigations=auto ....... 459769 |=============================== 7980XE: mitigations=auto,nosmt . 461047 |=============================== 2700X: mitigations=off ......... 560061 |====================================== 2700X: mitigations=auto ........ 547878 |===================================== Sockperf 3.4 Test: Latency Ping Pong usec < Lower Is Better 7980XE: mitigations=off ........ 3.15 |============================== 7980XE: mitigations=auto ....... 3.86 |===================================== 7980XE: mitigations=auto,nosmt . 3.96 |====================================== 2700X: mitigations=off ......... 3.72 |==================================== 2700X: mitigations=auto ........ 4.18 |======================================== Sockperf 3.4 Test: Latency Under Load usec < Lower Is Better 7980XE: mitigations=off ........ 29.98 |=========== 7980XE: mitigations=auto ....... 37.61 |============== 7980XE: mitigations=auto,nosmt . 38.87 |============== 2700X: mitigations=off ......... 90.34 |================================= 2700X: mitigations=auto ........ 103.84 |====================================== Ethr 2019-01-02 Server Address: localhost - Protocol: TCP - Test: Latency - Threads: 1 Microseconds < Lower Is Better 7980XE: mitigations=off ........ 12.81 |============================== 7980XE: mitigations=auto ....... 15.47 |===================================== 7980XE: mitigations=auto,nosmt . 16.43 |======================================= 2700X: mitigations=off ......... 14.58 |=================================== 2700X: mitigations=auto ........ 16.07 |====================================== Ethr 2019-01-02 Server Address: localhost - Protocol: TCP - Test: Latency - Threads: 32 Microseconds < Lower Is Better 7980XE: mitigations=off ........ 12.67 |============================== 7980XE: mitigations=auto ....... 15.47 |===================================== 7980XE: mitigations=auto,nosmt . 16.40 |======================================= 2700X: mitigations=off ......... 14.64 |=================================== 2700X: mitigations=auto ........ 16.01 |====================================== Bork File Encrypter 1.4 File Encryption Time Seconds < Lower Is Better 7980XE: mitigations=off ........ 6.03 |=========================== 7980XE: mitigations=auto ....... 6.38 |============================ 7980XE: mitigations=auto,nosmt . 6.67 |============================== 2700X: mitigations=off ......... 8.96 |======================================== 2700X: mitigations=auto ........ 8.98 |======================================== Timed Linux Kernel Compilation 4.18 Time To Compile Seconds < Lower Is Better 7980XE: mitigations=off ........ 37.89 |==================== 7980XE: mitigations=auto ....... 39.31 |===================== 7980XE: mitigations=auto,nosmt . 50.99 |=========================== 2700X: mitigations=off ......... 74.02 |======================================= 2700X: mitigations=auto ........ 74.50 |======================================= Timed LLVM Compilation 6.0.1 Time To Compile Seconds < Lower Is Better 7980XE: mitigations=off ........ 203 |================== 7980XE: mitigations=auto ....... 196 |================= 7980XE: mitigations=auto,nosmt . 247 |====================== 2700X: mitigations=off ......... 462 |========================================= 2700X: mitigations=auto ........ 453 |======================================== Y-Cruncher 0.7.7 Calculating 500M Pi Digits Seconds < Lower Is Better 7980XE: mitigations=off ........ 13.81 |=============== 7980XE: mitigations=auto ....... 13.81 |=============== 7980XE: mitigations=auto,nosmt . 13.27 |============== 2700X: mitigations=off ......... 35.82 |======================================= 2700X: mitigations=auto ........ 35.77 |======================================= Node.js Octane Benchmark Score > Higher Is Better 7980XE: mitigations=off ........ 49202 |======================================= 7980XE: mitigations=auto ....... 48795 |======================================= 7980XE: mitigations=auto,nosmt . 48780 |======================================= 2700X: mitigations=off ......... 45308 |==================================== 2700X: mitigations=auto ........ 45216 |==================================== XZ Compression 5.2.4 Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9 Seconds < Lower Is Better 7980XE: mitigations=off ........ 18.33 |=================== 7980XE: mitigations=auto ....... 18.63 |=================== 7980XE: mitigations=auto,nosmt . 18.59 |=================== 2700X: mitigations=off ......... 38.51 |======================================= 2700X: mitigations=auto ........ 38.53 |======================================= Zstd Compression 1.3.4 Compressing ubuntu-16.04.3-server-i386.img, Compression Level 19 Seconds < Lower Is Better 7980XE: mitigations=off ........ 9.94 |============== 7980XE: mitigations=auto ....... 9.95 |============== 7980XE: mitigations=auto,nosmt . 12.51 |================= 2700X: mitigations=off ......... 28.24 |======================================= 2700X: mitigations=auto ........ 28.41 |======================================= dav1d 0.3 Video Input: Summer Nature 4K Seconds < Lower Is Better 7980XE: mitigations=off ........ 23.75 |=========================== 7980XE: mitigations=auto ....... 23.75 |=========================== 7980XE: mitigations=auto,nosmt . 25.80 |============================== 2700X: mitigations=off ......... 34.09 |======================================= 2700X: mitigations=auto ........ 34.02 |======================================= dav1d 0.3 Video Input: Summer Nature 1080p Seconds < Lower Is Better 7980XE: mitigations=off ........ 12.52 |================================ 7980XE: mitigations=auto ....... 12.51 |================================ 7980XE: mitigations=auto,nosmt . 15.15 |======================================= 2700X: mitigations=off ......... 11.77 |============================== 2700X: mitigations=auto ........ 11.70 |============================== Hackbench Count: 32 - Type: Process Seconds < Lower Is Better 7980XE: mitigations=off ........ 34.72 |================= 7980XE: mitigations=auto ....... 54.90 |=========================== 7980XE: mitigations=auto,nosmt . 71.03 |=================================== 2700X: mitigations=off ......... 78.74 |======================================= 2700X: mitigations=auto ........ 78.15 |======================================= Perl Benchmarks Test: Interpreter Seconds < Lower Is Better 7980XE: mitigations=off ........ 0.00248896 |============================== 7980XE: mitigations=auto ....... 0.00286423 |================================== 7980XE: mitigations=auto,nosmt . 0.00280588 |================================= 2700X: mitigations=off ......... 0.00120153 |============== 2700X: mitigations=auto ........ 0.00120577 |============== OpenSSL 1.1.1 RSA 4096-bit Performance Signs Per Second > Higher Is Better 7980XE: mitigations=off ........ 4687 |======================================== 7980XE: mitigations=auto ....... 4685 |======================================== 7980XE: mitigations=auto,nosmt . 4431 |====================================== 2700X: mitigations=off ......... 1710 |=============== 2700X: mitigations=auto ........ 1707 |=============== glibc bench 1.0 Benchmark: ffs nanoseconds < Lower Is Better 7980XE: mitigations=off ........ 1.49 |================================= 7980XE: mitigations=auto ....... 1.73 |====================================== 7980XE: mitigations=auto,nosmt . 1.72 |====================================== 2700X: mitigations=off ......... 1.77 |======================================= 2700X: mitigations=auto ........ 1.80 |======================================== glibc bench 1.0 Benchmark: ffsll nanoseconds < Lower Is Better 7980XE: mitigations=off ........ 1.51 |================================== 7980XE: mitigations=auto ....... 1.73 |======================================= 7980XE: mitigations=auto,nosmt . 1.73 |======================================= 2700X: mitigations=off ......... 1.77 |======================================== 2700X: mitigations=auto ........ 1.78 |======================================== glibc bench 1.0 Benchmark: pthread_once nanoseconds < Lower Is Better 7980XE: mitigations=off ........ 1.50 |================================== 7980XE: mitigations=auto ....... 1.73 |======================================= 7980XE: mitigations=auto,nosmt . 1.72 |======================================= 2700X: mitigations=off ......... 1.76 |======================================== 2700X: mitigations=auto ........ 1.78 |======================================== PostgreSQL pgbench 10.3 Scaling: Buffer Test - Test: Normal Load - Mode: Read Only TPS > Higher Is Better 7980XE: mitigations=off ........ 526651 |====================================== 7980XE: mitigations=auto ....... 483500 |=================================== 7980XE: mitigations=auto,nosmt . 353020 |========================= 2700X: mitigations=off ......... 193033 |============== 2700X: mitigations=auto ........ 191765 |============== Darktable 2.6.0 Test: Boat - Acceleration: CPU-only Seconds < Lower Is Better 7980XE: mitigations=off ........ 7.99 |========================= 7980XE: mitigations=auto ....... 7.97 |========================= 7980XE: mitigations=auto,nosmt . 6.15 |=================== 2700X: mitigations=off ......... 12.21 |======================================= 2700X: mitigations=auto ........ 12.33 |======================================= Darktable 2.6.0 Test: Masskrug - Acceleration: CPU-only Seconds < Lower Is Better 7980XE: mitigations=off ........ 3.78 |======================== 7980XE: mitigations=auto ....... 3.83 |========================= 7980XE: mitigations=auto,nosmt . 4.04 |========================== 2700X: mitigations=off ......... 6.19 |======================================== 2700X: mitigations=auto ........ 6.18 |======================================== Darktable 2.6.0 Test: Server Room - Acceleration: CPU-only Seconds < Lower Is Better 7980XE: mitigations=off ........ 2.55 |========================= 7980XE: mitigations=auto ....... 2.56 |========================= 7980XE: mitigations=auto,nosmt . 2.57 |========================= 2700X: mitigations=off ......... 4.10 |======================================== 2700X: mitigations=auto ........ 4.09 |======================================== GIMP 2.10.8 Test: resize Seconds < Lower Is Better 7980XE: mitigations=off ........ 10.98 |===================================== 7980XE: mitigations=auto ....... 11.67 |======================================= 7980XE: mitigations=auto,nosmt . 11.62 |======================================= 2700X: mitigations=off ......... 8.75 |============================= 2700X: mitigations=auto ........ 8.80 |============================= GIMP 2.10.8 Test: rotate Seconds < Lower Is Better 7980XE: mitigations=off ........ 15.95 |===================================== 7980XE: mitigations=auto ....... 16.76 |======================================= 7980XE: mitigations=auto,nosmt . 16.77 |======================================= 2700X: mitigations=off ......... 13.37 |=============================== 2700X: mitigations=auto ........ 13.69 |================================ GIMP 2.10.8 Test: auto-levels Seconds < Lower Is Better 7980XE: mitigations=off ........ 18.90 |===================================== 7980XE: mitigations=auto ....... 19.87 |======================================= 7980XE: mitigations=auto,nosmt . 17.94 |=================================== 2700X: mitigations=off ......... 15.42 |============================== 2700X: mitigations=auto ........ 15.69 |=============================== GIMP 2.10.8 Test: unsharp-mask Seconds < Lower Is Better 7980XE: mitigations=off ........ 21.63 |================================= 7980XE: mitigations=auto ....... 25.33 |======================================= 7980XE: mitigations=auto,nosmt . 20.21 |=============================== 2700X: mitigations=off ......... 17.50 |=========================== 2700X: mitigations=auto ........ 17.66 |=========================== Redis 4.0.8 Test: GET Requests Per Second > Higher Is Better 7980XE: mitigations=off ........ 2812897 |==================================== 7980XE: mitigations=auto ....... 2508823 |================================ 7980XE: mitigations=auto,nosmt . 2562106 |================================= 2700X: mitigations=off ......... 2890238 |===================================== 2700X: mitigations=auto ........ 2498805 |================================ Redis 4.0.8 Test: SET Requests Per Second > Higher Is Better 7980XE: mitigations=off ........ 2230553 |===================================== 7980XE: mitigations=auto ....... 2069424 |================================== 7980XE: mitigations=auto,nosmt . 2074115 |================================== 2700X: mitigations=off ......... 1908041 |================================ 2700X: mitigations=auto ........ 1852383 |=============================== Stress-NG 0.07.26 Test: Semaphores Bogo Ops/s > Higher Is Better 7980XE: mitigations=off ........ 3171116 |========================== 7980XE: mitigations=auto ....... 3024405 |========================= 7980XE: mitigations=auto,nosmt . 3716937 |============================== 2700X: mitigations=off ......... 4525039 |===================================== 2700X: mitigations=auto ........ 4512651 |===================================== Stress-NG 0.07.26 Test: Socket Activity Bogo Ops/s > Higher Is Better 7980XE: mitigations=off ........ 16268 |======================================= 7980XE: mitigations=auto ....... 12103 |============================= 7980XE: mitigations=auto,nosmt . 7683 |================== 2700X: mitigations=off ......... 7896 |=================== 2700X: mitigations=auto ........ 7500 |================== Stress-NG 0.07.26 Test: Context Switching Bogo Ops/s > Higher Is Better 7980XE: mitigations=off ........ 26853112 |==================================== 7980XE: mitigations=auto ....... 14288058 |=================== 7980XE: mitigations=auto,nosmt . 4240674 |====== 2700X: mitigations=off ......... 4453378 |====== 2700X: mitigations=auto ........ 3740586 |===== Stress-NG 0.07.26 Test: System V Message Passing Bogo Ops/s > Higher Is Better 7980XE: mitigations=off ........ 7952962 |======================== 7980XE: mitigations=auto ....... 7528002 |======================= 7980XE: mitigations=auto,nosmt . 6086498 |=================== 2700X: mitigations=off ......... 11736169 |==================================== 2700X: mitigations=auto ........ 11747641 |==================================== ctx_clock Context Switch Time Clocks < Lower Is Better 7980XE: mitigations=off ........ 111 |======= 7980XE: mitigations=auto ....... 628 |========================================= 7980XE: mitigations=auto,nosmt . 627 |========================================= 2700X: mitigations=off ......... 185 |============ 2700X: mitigations=auto ........ 185 |============ Memcached mcperf 1.5.10 Method: Get Operations Per Second > Higher Is Better 7980XE: mitigations=off ........ 137853 |====================================== 7980XE: mitigations=auto ....... 110411 |============================== 7980XE: mitigations=auto,nosmt . 113092 |=============================== 2700X: mitigations=off ......... 91924 |========================= 2700X: mitigations=auto ........ 83643 |======================= Memcached mcperf 1.5.10 Method: Set Operations Per Second > Higher Is Better 7980XE: mitigations=off ........ 78753 |======================================= 7980XE: mitigations=auto ....... 63367 |=============================== 7980XE: mitigations=auto,nosmt . 62501 |=============================== 2700X: mitigations=off ......... 53692 |=========================== 2700X: mitigations=auto ........ 49791 |========================= PyBench 2018-02-16 Total For Average Test Times Milliseconds < Lower Is Better 7980XE: mitigations=off ........ 911 |================================= 7980XE: mitigations=auto ....... 908 |================================= 7980XE: mitigations=auto,nosmt . 912 |================================= 2700X: mitigations=off ......... 1097 |======================================== 2700X: mitigations=auto ........ 1106 |======================================== NGINX Benchmark 1.9.9 Static Web Page Serving Requests Per Second > Higher Is Better 7980XE: mitigations=off ........ 54210 |======================================= 7980XE: mitigations=auto ....... 40647 |============================= 7980XE: mitigations=auto,nosmt . 39986 |============================= 2700X: mitigations=off ......... 38399 |============================ 2700X: mitigations=auto ........ 34847 |========================= Apache Benchmark 2.4.29 Static Web Page Serving Requests Per Second > Higher Is Better 7980XE: mitigations=off ........ 37260 |======================================= 7980XE: mitigations=auto ....... 29103 |============================== 7980XE: mitigations=auto,nosmt . 29246 |=============================== 2700X: mitigations=off ......... 29637 |=============================== 2700X: mitigations=auto ........ 27687 |============================= Apache Siege 2.4.29 Concurrent Users: 250 Transactions Per Second > Higher Is Better 7980XE: mitigations=off ........ 32901 |=================== 7980XE: mitigations=auto ....... 32260 |================== 7980XE: mitigations=auto,nosmt . 68671 |======================================= 2700X: mitigations=auto ........ 32987 |=================== PHPBench 0.8.1 PHP Benchmark Suite Score > Higher Is Better 7980XE: mitigations=off ........ 706775 |====================================== 7980XE: mitigations=auto ....... 710104 |====================================== 7980XE: mitigations=auto,nosmt . 706315 |====================================== 2700X: mitigations=off ......... 526839 |============================ 2700X: mitigations=auto ........ 527185 |============================ Selenium Benchmark: Jetstream 2 - Browser: Firefox Score > Higher Is Better 7980XE: mitigations=off ........ 76.80 |===================================== 7980XE: mitigations=auto ....... 65.55 |================================ 7980XE: mitigations=auto,nosmt . 68.61 |================================= 2700X: mitigations=off ......... 80.64 |======================================= 2700X: mitigations=auto ........ 77.21 |===================================== Git Time To Complete Common Git Commands Seconds < Lower Is Better 7980XE: mitigations=off ........ 5.22 |======================================= 7980XE: mitigations=auto ....... 5.21 |======================================= 7980XE: mitigations=auto,nosmt . 5.36 |======================================== 2700X: mitigations=off ......... 5.30 |======================================== 2700X: mitigations=auto ........ 5.29 |======================================= OSBench Test: Create Files us Per Event < Lower Is Better 7980XE: mitigations=off ........ 10.12 |============================= 7980XE: mitigations=auto ....... 12.60 |==================================== 7980XE: mitigations=auto,nosmt . 12.54 |=================================== 2700X: mitigations=off ......... 12.93 |===================================== 2700X: mitigations=auto ........ 13.79 |======================================= OSBench Test: Create Threads us Per Event < Lower Is Better 7980XE: mitigations=off ........ 13.30 |================================== 7980XE: mitigations=auto ....... 15.19 |======================================= 7980XE: mitigations=auto,nosmt . 14.98 |====================================== 2700X: mitigations=off ......... 13.11 |================================== 2700X: mitigations=auto ........ 13.38 |================================== OSBench Test: Launch Programs us Per Event < Lower Is Better 7980XE: mitigations=off ........ 34.31 |================================= 7980XE: mitigations=auto ....... 37.27 |==================================== 7980XE: mitigations=auto,nosmt . 35.80 |================================== 2700X: mitigations=off ......... 40.94 |======================================= 2700X: mitigations=auto ........ 40.41 |====================================== OSBench Test: Create Processes us Per Event < Lower Is Better 7980XE: mitigations=off ........ 30.21 |=================================== 7980XE: mitigations=auto ....... 33.26 |======================================= 7980XE: mitigations=auto,nosmt . 31.27 |===================================== 2700X: mitigations=off ......... 25.12 |============================= 2700X: mitigations=auto ........ 27.42 |================================ OSBench Test: Memory Allocations Ns Per Event < Lower Is Better 7980XE: mitigations=off ........ 66.08 |=================================== 7980XE: mitigations=auto ....... 70.54 |====================================== 7980XE: mitigations=auto,nosmt . 70.97 |====================================== 2700X: mitigations=off ......... 72.66 |======================================= 2700X: mitigations=auto ........ 73.09 |=======================================