cores KVM testing on Ubuntu 18.04 via the Phoronix Test Suite. coreskyubuntu: Processor: 2 x Intel Xeon Silver 4114 @ 2.20GHz (20 Cores / 40 Threads), Motherboard: Supermicro X11DPL-i v1.10 (2.1 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 8 x 16384 MB DDR4-2400MT/s Samsung M393A2K43CB2-CTD, Disk: 1000GB HGST HUS722T1TAL, Graphics: ASPEED ASPEED Family, Monitor: DELL E197FP, Network: Intel I350 Gigabit Connection OS: Ubuntu 18.04, Kernel: 4.15.0-39-generic (x86_64), Compiler: GCC 7.3.0, File-System: ext4, Screen Resolution: 1280x1024 corebrocentos: Processor: 2 x Intel Xeon E5-2630 v4 @ 2.20GHz (20 Cores / 40 Threads), Motherboard: Intel S2600WT2R (SE5C610.86B.01.01.0024.021320181901 BIOS), Memory: 8 x 16384 MB DDR4-2134MHz Micron 18ASF2G72PDZ-2G3B1, Disk: 1000GB Seagate ST1000NM0055-1V4, Graphics: mgadrmfb OS: CentOS Linux 7, Kernel: 3.10.0-862.14.4.el7.x86_64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: ext4, Screen Resolution: 1024x768 coreskycentos: Processor: 2 x Intel Xeon Silver 4114 @ 2.20GHz (20 Cores / 40 Threads), Motherboard: Supermicro X11DPL-i v1.02 (2.1 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 8 x 16384 MB DDR4-2400MHz Samsung M393A2K43CB2-CTD, Disk: 1000GB HGST HUS722T1TAL, Graphics: ASPEED ASPEED Family, Network: Intel I350 Gigabit Connection OS: CentOS Linux 7, Kernel: 3.10.0-862.14.4.el7.x86_64 (x86_64), Desktop: GNOME Shell 3.25.4, Display Server: X Server 1.19.5, Display Driver: modesetting 1.19.5, Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 1024x768 awsmachine: Processor: Intel Xeon Platinum 8124M (2 Cores / 4 Threads), Motherboard: Amazon EC2 c5.xlarge (1.0 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 8192MB, Disk: 9GB Amazon Elastic Block Store, Network: Amazon Elastic OS: Amazon Linux 2, Kernel: 4.14.77-81.59.amzn2.x86_64 (x86_64), Compiler: GCC 7.3.1 20180303, File-System: xfs, System Layer: KVM proxmachine: Processor: 2 x Common KVM (40 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996) (rel-1.11.0-0-g63451fca13-prebuilt.qemu-project.org BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 16384 MB + 16384 MB + 16384 MB + 16384 MB + 16384 MB + 16384 MB + 1696 MB RAM, Disk: 7GB, Network: Red Hat Virtio device OS: Ubuntu 18.04, Kernel: 4.15.0-39-generic (x86_64), Compiler: GCC 7.3.0, File-System: ext4, System Layer: KVM Bullet Physics Engine 2.81 Test: 1000 Convex Seconds < Lower Is Better coreskyubuntu . 6.09 |========================================= corebrocentos . 8.40 |========================================================= coreskycentos . 6.14 |========================================== awsmachine .... 5.41 |===================================== proxmachine ... 6.09 |========================================= Crafty 25.2 Elapsed Time Nodes Per Second > Higher Is Better coreskyubuntu . 5966340 |================================================ corebrocentos . 4392237 |=================================== coreskycentos . 6054563 |================================================= awsmachine .... 6707695 |====================================================== proxmachine ... 5884577 |=============================================== Minion 1.8 Benchmark: Solitaire Seconds < Lower Is Better coreskyubuntu . 91.37 |========================================= corebrocentos . 122.94 |======================================================= coreskycentos . 84.04 |====================================== awsmachine .... 82.34 |===================================== Minion 1.8 Benchmark: Quasigroup Seconds < Lower Is Better coreskyubuntu . 150 |======================================== corebrocentos . 219 |========================================================== coreskycentos . 148 |======================================= awsmachine .... 128 |================================== Timed HMMer Search 2.3.2 Pfam Database Search Seconds < Lower Is Better coreskyubuntu . 9.83 |================================== corebrocentos . 14.95 |==================================================== coreskycentos . 10.65 |===================================== awsmachine .... 16.11 |======================================================== proxmachine ... 9.61 |================================= Timed MAFFT Alignment 7.392 Multiple Sequence Alignment Seconds < Lower Is Better coreskyubuntu . 3.78 |============================ corebrocentos . 4.10 |============================== coreskycentos . 3.38 |========================= awsmachine .... 7.79 |========================================================= proxmachine ... 3.99 |============================= Himeno Benchmark 3.0 Poisson Pressure Solver MFLOPS > Higher Is Better coreskyubuntu . 2083 |===================================================== corebrocentos . 1287 |================================= coreskycentos . 2028 |=================================================== awsmachine .... 2257 |========================================================= proxmachine ... 2083 |===================================================== Timed Apache Compilation 2.4.7 Time To Compile Seconds < Lower Is Better coreskyubuntu . 31.47 |========================================= corebrocentos . 32.66 |=========================================== coreskycentos . 35.30 |============================================== awsmachine .... 42.81 |======================================================== proxmachine ... 27.70 |==================================== 7-Zip Compression 16.02 Compress Speed Test MIPS > Higher Is Better coreskyubuntu . 70464 |=================================================== corebrocentos . 64523 |=============================================== coreskycentos . 76819 |======================================================== awsmachine .... 11693 |========= proxmachine ... 72755 |===================================================== Timed PHP Compilation 7.1.9 Time To Compile Seconds < Lower Is Better coreskyubuntu . 62.39 |======================= corebrocentos . 69.70 |========================= coreskycentos . 58.62 |===================== awsmachine .... 151.58 |======================================================= proxmachine ... 67.83 |========================= Parallel BZIP2 Compression 1.1.12 256MB File Compression Seconds < Lower Is Better coreskyubuntu . 3.12 |========== corebrocentos . 3.60 |=========== coreskycentos . 3.09 |========= awsmachine .... 18.22 |======================================================== GraphicsMagick 1.3.30 Operation: Resizing Iterations Per Minute > Higher Is Better coreskyubuntu . 172 |======================================================== corebrocentos . 134 |============================================ coreskycentos . 177 |========================================================== awsmachine .... 149 |================================================= proxmachine ... 173 |========================================================= GraphicsMagick 1.3.30 Operation: Local Adaptive Thresholding Iterations Per Minute > Higher Is Better coreskyubuntu . 76 |===================================================== corebrocentos . 57 |======================================== coreskycentos . 77 |===================================================== awsmachine .... 85 |=========================================================== proxmachine ... 73 |=================================================== x264 2018-09-25 H.264 Video Encoding Frames Per Second > Higher Is Better coreskyubuntu . 77.98 |======================================================== C-Ray 1.1 Total Time - 4K, 16 Rays Per Pixel Seconds < Lower Is Better coreskyubuntu . 58.73 |======= corebrocentos . 67.92 |========= coreskycentos . 52.82 |======= awsmachine .... 437.39 |======================================================= proxmachine ... 58.91 |======= POV-Ray 3.7.0.7 Trace Time Seconds < Lower Is Better coreskyubuntu . 58.32 |============ corebrocentos . 42.48 |========= coreskycentos . 34.56 |======= awsmachine .... 267.07 |======================================================= Smallpt 1.0 Global Illumination Renderer; 128 Samples Seconds < Lower Is Better coreskyubuntu . 61.89 |================= corebrocentos . 35.66 |========== coreskycentos . 201.44 |======================================================= awsmachine .... 189.67 |==================================================== proxmachine ... 122.12 |================================= OpenSSL 1.1.1 RSA 4096-bit Performance Signs Per Second > Higher Is Better coreskyubuntu . 3828 |========================================================= corebrocentos . 3200 |================================================ coreskycentos . 3799 |========================================================= awsmachine .... 516 |======== proxmachine ... 2431 |====================================