Blender 2.81 EPYC
2 x Intel Xeon Platinum 8280 testing with a GIGABYTE MD61-SC2-00 v01000100 (T15 BIOS) and llvmpipe 377GB on Ubuntu 19.10 via the Phoronix Test Suite.


AMD EPYC 7642: 

	Processor: AMD EPYC 7642 48-Core @ 2.30GHz (48 Cores / 96 Threads), Motherboard: ASRockRack EPYCD8 (P2.10 BIOS), Chipset: AMD Starship/Matisse, Memory: 129024MB, Disk: 280GB INTEL SSDPED1D280GA, Graphics: ASPEED, Audio: AMD Starship/Matisse, Network: 2 x Intel I350

	OS: Ubuntu 19.10, Kernel: 5.3.0-050300-generic (x86_64), Desktop: GNOME Shell 3.34.1, Display Server: X Server 1.20.5, Display Driver: modesetting 1.20.5, Compiler: GCC 9.2.0, File-System: ext4, Screen Resolution: 1024x768

AMD EPYC 7742 2P: 

	Processor: 2 x AMD EPYC 7742 64-Core @ 2.25GHz (128 Cores / 256 Threads), Motherboard: AMD DAYTONA_X (RDY1001C BIOS), Chipset: AMD Starship/Matisse, Memory: 516096MB, Disk: 280GB INTEL SSDPE21D280GA + 256GB Micron_1100_MTFD, Graphics: llvmpipe 504GB, Monitor: VE228, Network: 2 x Mellanox MT27710

	OS: Ubuntu 19.10, Kernel: 5.3.0-23-generic (x86_64), Desktop: GNOME Shell 3.34.1, Display Server: X Server 1.20.5, Display Driver: modesetting 1.20.5, OpenGL: 3.3 Mesa 19.2.1 (LLVM 9.0 128 bits), Compiler: GCC 9.2.1 20191008, File-System: ext4, Screen Resolution: 1920x1080

2 x Xeon Platinum 8280: 

	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: 280GB INTEL SSDPED1D280GA, Graphics: llvmpipe 377GB, Monitor: VE228, Network: 2 x Intel X722 for 1GbE + 2 x QLogic FastLinQ QL41000 10/25/40/50GbE

	OS: Ubuntu 19.10, Kernel: 5.4.0-rc7-12nov-vulns (x86_64) 20191112, Desktop: GNOME Shell 3.34.1, Display Server: X Server 1.20.5, Display Driver: modesetting 1.20.5, OpenGL: 3.3 Mesa 19.2.1 (LLVM 9.0 256 bits), Compiler: GCC 9.2.1 20191008, File-System: ext4, Screen Resolution: 1920x1080


Blender 2.81
Blend File: BMW27 - Compute: CPU-Only
Seconds < Lower Is Better
AMD EPYC 7642 .......... 48.11 |===============================================
AMD EPYC 7742 2P ....... 27.39 |===========================
2 x Xeon Platinum 8280 . 38.52 |======================================


Blender 2.81
Blend File: Classroom - Compute: CPU-Only
Seconds < Lower Is Better
AMD EPYC 7642 .......... 125.09 |==============================================
AMD EPYC 7742 2P ....... 47.07  |=================
2 x Xeon Platinum 8280 . 100.32 |=====================================


Blender 2.81
Blend File: Fishy Cat - Compute: CPU-Only
Seconds < Lower Is Better
AMD EPYC 7642 .......... 73.61 |===============================================
AMD EPYC 7742 2P ....... 43.98 |============================
2 x Xeon Platinum 8280 . 64.49 |=========================================


Blender 2.81
Blend File: Barbershop - Compute: CPU-Only
Seconds < Lower Is Better
AMD EPYC 7642 .......... 189.61 |==============================================
AMD EPYC 7742 2P ....... 93.73  |=======================
2 x Xeon Platinum 8280 . 154.45 |=====================================


Blender 2.81
Blend File: Pabellon Barcelona - Compute: CPU-Only
Seconds < Lower Is Better
AMD EPYC 7642 .......... 157.33 |==============================================
AMD EPYC 7742 2P ....... 74.70  |======================
2 x Xeon Platinum 8280 . 127.74 |=====================================