ffmpeg x265 epyc AMD EPYC 8534P 64-Core testing with a AMD Cinnabar (RCB1009C BIOS) and ASPEED on Ubuntu 23.10 via the Phoronix Test Suite. a: Processor: AMD EPYC 8534P 64-Core @ 2.30GHz (64 Cores / 128 Threads), Motherboard: AMD Cinnabar (RCB1009C BIOS), Chipset: AMD Device 14a4, Memory: 6 x 32GB DRAM-4800MT/s Samsung M321R4GA0BB0-CQKMG, Disk: 3201GB Micron_7450_MTFDKCB3T2TFS, Graphics: ASPEED, Network: 2 x Broadcom NetXtreme BCM5720 PCIe OS: Ubuntu 23.10, Kernel: 6.8.1-060801-generic (x86_64), Desktop: GNOME Shell 45.2, Display Server: X Server 1.21.1.7, Compiler: GCC 13.2.0, File-System: ext4, Screen Resolution: 1920x1200 b: Processor: AMD EPYC 8534P 64-Core @ 2.30GHz (64 Cores / 128 Threads), Motherboard: AMD Cinnabar (RCB1009C BIOS), Chipset: AMD Device 14a4, Memory: 6 x 32GB DRAM-4800MT/s Samsung M321R4GA0BB0-CQKMG, Disk: 3201GB Micron_7450_MTFDKCB3T2TFS, Graphics: ASPEED, Network: 2 x Broadcom NetXtreme BCM5720 PCIe OS: Ubuntu 23.10, Kernel: 6.8.1-060801-generic (x86_64), Desktop: GNOME Shell 45.2, Display Server: X Server 1.21.1.7, Compiler: GCC 13.2.0, File-System: ext4, Screen Resolution: 1920x1200 c: Processor: AMD EPYC 8534P 64-Core @ 2.30GHz (64 Cores / 128 Threads), Motherboard: AMD Cinnabar (RCB1009C BIOS), Chipset: AMD Device 14a4, Memory: 6 x 32GB DRAM-4800MT/s Samsung M321R4GA0BB0-CQKMG, Disk: 3201GB Micron_7450_MTFDKCB3T2TFS, Graphics: ASPEED, Network: 2 x Broadcom NetXtreme BCM5720 PCIe OS: Ubuntu 23.10, Kernel: 6.8.1-060801-generic (x86_64), Desktop: GNOME Shell 45.2, Display Server: X Server 1.21.1.7, Compiler: GCC 13.2.0, File-System: ext4, Screen Resolution: 1920x1200 Timed FFmpeg Compilation 7.0 Time To Compile Seconds < Lower Is Better a . 26.75 |==================================================================== b . 26.85 |==================================================================== c . 26.73 |==================================================================== x265 3.6 Video Input: Bosphorus 4K Frames Per Second > Higher Is Better a . 30.81 |=================================================================== b . 31.12 |==================================================================== c . 30.60 |=================================================================== x265 3.6 Video Input: Bosphorus 1080p Frames Per Second > Higher Is Better a . 84.73 |==================================================================== b . 85.20 |==================================================================== c . 83.42 |=================================================================== FFmpeg 7.0 Encoder: libx264 - Scenario: Live FPS > Higher Is Better a . 176.56 |=================================================================== b . 176.25 |=================================================================== c . 175.68 |=================================================================== FFmpeg 7.0 Encoder: libx265 - Scenario: Live FPS > Higher Is Better a . 114.87 |=================================================================== b . 114.79 |=================================================================== c . 114.41 |=================================================================== FFmpeg 7.0 Encoder: libx264 - Scenario: Upload FPS > Higher Is Better a . 10.35 |==================================================================== b . 10.35 |==================================================================== c . 10.34 |==================================================================== FFmpeg 7.0 Encoder: libx265 - Scenario: Upload FPS > Higher Is Better a . 23.06 |==================================================================== b . 23.14 |==================================================================== c . 23.10 |==================================================================== FFmpeg 7.0 Encoder: libx264 - Scenario: Platform FPS > Higher Is Better a . 39.73 |==================================================================== b . 39.78 |==================================================================== c . 39.55 |==================================================================== FFmpeg 7.0 Encoder: libx265 - Scenario: Platform FPS > Higher Is Better a . 46.57 |==================================================================== b . 46.61 |==================================================================== c . 46.58 |==================================================================== FFmpeg 7.0 Encoder: libx264 - Scenario: Video On Demand FPS > Higher Is Better a . 39.73 |==================================================================== b . 39.72 |==================================================================== c . 39.72 |==================================================================== FFmpeg 7.0 Encoder: libx265 - Scenario: Video On Demand FPS > Higher Is Better a . 46.64 |==================================================================== b . 46.53 |==================================================================== c . 46.54 |====================================================================