comparison 2 x AMD EPYC 9755 128-Core testing with a AMD VOLCANO (RVOT1001B BIOS) and ASPEED on Ubuntu 24.04 via the Phoronix Test Suite. Patched, FORCE_TIMES_TO_RUN=1: Processor: 2 x AMD EPYC 9755 128-Core @ 2.70GHz (256 Cores / 512 Threads), Motherboard: AMD VOLCANO (RVOT1001B BIOS), Chipset: AMD Device 153a, Memory: 1520GB, Disk: 3201GB Micron_7450_MTFDKCB3T2TFS + 512GB SAMSUNG MZVL2512HCJQ-00B00, Graphics: ASPEED, Network: Broadcom NetXtreme BCM5720 PCIe OS: Ubuntu 24.04, Kernel: 6.12.0-rc4-amd-pstate-phx (x86_64), Compiler: GCC 13.2.0 + Clang 18.1.3, File-System: ext4, Screen Resolution: 1024x768 Patched: Processor: 2 x AMD EPYC 9755 128-Core @ 2.70GHz (256 Cores / 512 Threads), Motherboard: AMD VOLCANO (RVOT1001B BIOS), Chipset: AMD Device 153a, Memory: 1520GB, Disk: 3201GB Micron_7450_MTFDKCB3T2TFS + 512GB SAMSUNG MZVL2512HCJQ-00B00, Graphics: ASPEED, Network: Broadcom NetXtreme BCM5720 PCIe OS: Ubuntu 24.04, Kernel: 6.12.0-rc4-amd-pstate-phx (x86_64), Compiler: GCC 13.2.0 + Clang 18.1.3, File-System: ext4, Screen Resolution: 1024x768 Stock: Processor: 2 x AMD EPYC 9755 128-Core @ 2.70GHz (256 Cores / 512 Threads), Motherboard: AMD VOLCANO (RVOT1001B BIOS), Chipset: AMD Device 153a, Memory: 1520GB, Disk: 3201GB Micron_7450_MTFDKCB3T2TFS + 512GB SAMSUNG MZVL2512HCJQ-00B00, Graphics: ASPEED, Network: Broadcom NetXtreme BCM5720 PCIe OS: Ubuntu 24.04, Kernel: 6.12.0-rc4-amd-pstate-phx (x86_64), Compiler: GCC 13.2.0 + Clang 18.1.3, File-System: ext4, Screen Resolution: 1024x768 Stock, FORCE_TIMES_TO_RUN=1: Processor: 2 x AMD EPYC 9755 128-Core @ 2.70GHz (256 Cores / 512 Threads), Motherboard: AMD VOLCANO (RVOT1001B BIOS), Chipset: AMD Device 153a, Memory: 1520GB, Disk: 3201GB Micron_7450_MTFDKCB3T2TFS + 512GB SAMSUNG MZVL2512HCJQ-00B00, Graphics: ASPEED, Network: Broadcom NetXtreme BCM5720 PCIe OS: Ubuntu 24.04, Kernel: 6.12.0-rc4-amd-pstate-phx (x86_64), Compiler: GCC 13.2.0 + Clang 18.1.3, File-System: ext4, Screen Resolution: 1024x768 Timed Linux Kernel Compilation 6.8 Build: defconfig Seconds < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . 20.60 |======================================== Patched ....................... 19.02 |===================================== Stock ......................... 19.07 |===================================== Stock, FORCE_TIMES_TO_RUN=1 ... 20.29 |======================================= SVT-AV1 2.3 Encoder Mode: Preset 8 - Input: Bosphorus 1080p Frames Per Second > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 463.82 |======================================= Patched ....................... 448.48 |====================================== Stock ......................... 444.51 |===================================== Stock, FORCE_TIMES_TO_RUN=1 ... 458.89 |======================================= SVT-AV1 2.3 Encoder Mode: Preset 13 - Input: Bosphorus 1080p Frames Per Second > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 1106.51 |====================================== Patched ....................... 1073.08 |===================================== Stock ......................... 1081.64 |===================================== Stock, FORCE_TIMES_TO_RUN=1 ... 1067.13 |===================================== SVT-AV1 2.3 Encoder Mode: Preset 5 - Input: Bosphorus 4K Frames Per Second > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 50.87 |======================================= Patched ....................... 52.41 |======================================== Stock ......................... 51.51 |======================================= Stock, FORCE_TIMES_TO_RUN=1 ... 51.94 |======================================== SVT-AV1 2.3 Encoder Mode: Preset 8 - Input: Bosphorus 4K Frames Per Second > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 178.49 |======================================= Patched ....................... 175.02 |====================================== Stock ......................... 174.39 |====================================== Stock, FORCE_TIMES_TO_RUN=1 ... 179.07 |======================================= SVT-AV1 2.3 Encoder Mode: Preset 5 - Input: Bosphorus 1080p Frames Per Second > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 129.03 |======================================= Patched ....................... 128.93 |======================================= Stock ......................... 125.95 |====================================== Stock, FORCE_TIMES_TO_RUN=1 ... 127.06 |====================================== Meta Performance Per Watts Performance Per Watts Performance Per Watts > Higher Is Better Stock ....................... 50.16 |========================================= Stock, FORCE_TIMES_TO_RUN=1 . 51.06 |========================================== SVT-AV1 2.3 Encoder Mode: Preset 5 - Input: Beauty 4K 10-bit Frames Per Second > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 6.994 |======================================== Patched ....................... 6.969 |======================================== Stock ......................... 6.923 |======================================= Stock, FORCE_TIMES_TO_RUN=1 ... 7.037 |======================================== Timed Linux Kernel Compilation 6.8 Build: allmodconfig Seconds < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . 129.17 |======================================= Patched ....................... 128.92 |======================================= Stock ......................... 127.62 |====================================== Stock, FORCE_TIMES_TO_RUN=1 ... 129.67 |======================================= Timed LLVM Compilation 16.0 Build System: Ninja Seconds < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . 62.79 |======================================= Patched ....................... 63.23 |======================================== Stock ......................... 63.77 |======================================== Stock, FORCE_TIMES_TO_RUN=1 ... 62.87 |======================================= SVT-AV1 2.3 Encoder Mode: Preset 8 - Input: Beauty 4K 10-bit Frames Per Second > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 12.22 |======================================== Patched ....................... 12.13 |======================================== Stock ......................... 12.07 |======================================== Stock, FORCE_TIMES_TO_RUN=1 ... 12.15 |======================================== SVT-AV1 2.3 Encoder Mode: Preset 3 - Input: Bosphorus 4K Frames Per Second > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 14.88 |======================================== Patched ....................... 14.83 |======================================== Stock ......................... 14.86 |======================================== Stock, FORCE_TIMES_TO_RUN=1 ... 14.76 |======================================== SVT-AV1 2.3 Encoder Mode: Preset 3 - Input: Beauty 4K 10-bit Frames Per Second > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 1.722 |======================================== Patched ....................... 1.726 |======================================== Stock ......................... 1.727 |======================================== Stock, FORCE_TIMES_TO_RUN=1 ... 1.715 |======================================== SVT-AV1 2.3 Encoder Mode: Preset 3 - Input: Bosphorus 1080p Frames Per Second > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 38.13 |======================================== Patched ....................... 38.34 |======================================== Stock ......................... 38.33 |======================================== Stock, FORCE_TIMES_TO_RUN=1 ... 38.32 |======================================== SVT-AV1 2.3 Encoder Mode: Preset 13 - Input: Beauty 4K 10-bit Frames Per Second > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 15.88 |======================================== Patched ....................... 15.90 |======================================== Stock ......................... 15.82 |======================================== Stock, FORCE_TIMES_TO_RUN=1 ... 15.84 |======================================== Timed LLVM Compilation 16.0 Build System: Unix Makefiles Seconds < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . 161.35 |======================================= Patched ....................... 161.33 |======================================= Stock ......................... 160.75 |======================================= Stock, FORCE_TIMES_TO_RUN=1 ... 160.89 |======================================= CPU Power Consumption Monitor Phoronix Test Suite System Monitoring Watts Stock ....................... MIN: 83 AVG: 364 MAX: 1010 Stock, FORCE_TIMES_TO_RUN=1 . MIN: 85 AVG: 349 MAX: 1009 Timed LLVM Compilation 16.0 CPU Power Consumption Monitor Watts < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . MIN: 89 AVG: 392 MAX: 1000 Patched ....................... MIN: 90 AVG: 393 MAX: 999 Stock ......................... MIN: 86 AVG: 395 MAX: 999 Stock, FORCE_TIMES_TO_RUN=1 ... MIN: 87 AVG: 393 MAX: 999 Timed LLVM Compilation 16.0 CPU Power Consumption Monitor Watts < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . MIN: 103 AVG: 502 MAX: 1000 Patched ....................... MIN: 88 AVG: 515 MAX: 1002 Stock ......................... MIN: 87 AVG: 509 MAX: 1003 Stock, FORCE_TIMES_TO_RUN=1 ... MIN: 110 AVG: 499 MAX: 1001 Timed Linux Kernel Compilation 6.8 CPU Power Consumption Monitor Watts < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . MIN: 86 AVG: 694 MAX: 1009 Patched ....................... MIN: 87 AVG: 721 MAX: 1009 Stock ......................... MIN: 86 AVG: 724 MAX: 1010 Stock, FORCE_TIMES_TO_RUN=1 ... MIN: 89 AVG: 692 MAX: 1009 Timed Linux Kernel Compilation 6.8 CPU Power Consumption Monitor Watts < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . MIN: 87 AVG: 304 MAX: 1000 Patched ....................... MIN: 1 AVG: 355 MAX: 1003 Stock ......................... MIN: 85 AVG: 360 MAX: 1002 Stock, FORCE_TIMES_TO_RUN=1 ... MIN: 89 AVG: 299 MAX: 1001 SVT-AV1 2.3 CPU Power Consumption Monitor Watts < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . MIN: 88 AVG: 260 MAX: 302 Patched ....................... MIN: 86 AVG: 262 MAX: 303 Stock ......................... MIN: 86 AVG: 261 MAX: 303 Stock, FORCE_TIMES_TO_RUN=1 ... MIN: 89 AVG: 260 MAX: 305 SVT-AV1 2.3 Encoder Mode: Preset 13 - Input: Beauty 4K 10-bit Frames Per Second Per Watt > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 0.061 |======================================== Patched ....................... 0.061 |======================================== Stock ......................... 0.061 |======================================== Stock, FORCE_TIMES_TO_RUN=1 ... 0.061 |======================================== SVT-AV1 2.3 CPU Power Consumption Monitor Watts < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . MIN: 89 AVG: 302 MAX: 399 Patched ....................... MIN: 88 AVG: 303 MAX: 398 Stock ......................... MIN: 85 AVG: 300 MAX: 400 Stock, FORCE_TIMES_TO_RUN=1 ... MIN: 86 AVG: 301 MAX: 384 SVT-AV1 2.3 Encoder Mode: Preset 8 - Input: Beauty 4K 10-bit Frames Per Second Per Watt > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 0.041 |======================================== Patched ....................... 0.040 |======================================= Stock ......................... 0.040 |======================================= Stock, FORCE_TIMES_TO_RUN=1 ... 0.040 |======================================= SVT-AV1 2.3 CPU Power Consumption Monitor Watts < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . MIN: 88 AVG: 325 MAX: 491 Patched ....................... MIN: 89 AVG: 323 MAX: 512 Stock ......................... MIN: 86 AVG: 322 MAX: 496 Stock, FORCE_TIMES_TO_RUN=1 ... MIN: 90 AVG: 322 MAX: 494 SVT-AV1 2.3 Encoder Mode: Preset 5 - Input: Beauty 4K 10-bit Frames Per Second Per Watt > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 0.022 |======================================== Patched ....................... 0.022 |======================================== Stock ......................... 0.022 |======================================== Stock, FORCE_TIMES_TO_RUN=1 ... 0.022 |======================================== SVT-AV1 2.3 CPU Power Consumption Monitor Watts < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . MIN: 85 AVG: 347 MAX: 534 Patched ....................... MIN: 89 AVG: 348 MAX: 553 Stock ......................... MIN: 89 AVG: 348 MAX: 544 Stock, FORCE_TIMES_TO_RUN=1 ... MIN: 88 AVG: 347 MAX: 536 SVT-AV1 2.3 Encoder Mode: Preset 3 - Input: Beauty 4K 10-bit Frames Per Second Per Watt > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 0.005 |======================================== Patched ....................... 0.005 |======================================== Stock ......................... 0.005 |======================================== Stock, FORCE_TIMES_TO_RUN=1 ... 0.005 |======================================== SVT-AV1 2.3 CPU Power Consumption Monitor Watts < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . MIN: 89 AVG: 216 MAX: 376 Patched ....................... MIN: 86 AVG: 221 MAX: 390 Stock ......................... MIN: 86 AVG: 221 MAX: 385 Stock, FORCE_TIMES_TO_RUN=1 ... MIN: 85 AVG: 216 MAX: 371 SVT-AV1 2.3 Encoder Mode: Preset 13 - Input: Bosphorus 1080p Frames Per Second Per Watt > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 5.115 |======================================== Patched ....................... 4.845 |====================================== Stock ......................... 4.890 |====================================== Stock, FORCE_TIMES_TO_RUN=1 ... 4.929 |======================================= SVT-AV1 2.3 CPU Power Consumption Monitor Watts < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . MIN: 88 AVG: 291 MAX: 390 Patched ....................... MIN: 85 AVG: 281 MAX: 397 Stock ......................... MIN: 86 AVG: 276 MAX: 390 Stock, FORCE_TIMES_TO_RUN=1 ... MIN: 91 AVG: 276 MAX: 394 SVT-AV1 2.3 Encoder Mode: Preset 8 - Input: Bosphorus 1080p Frames Per Second Per Watt > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 1.595 |====================================== Patched ....................... 1.599 |====================================== Stock ......................... 1.610 |======================================= Stock, FORCE_TIMES_TO_RUN=1 ... 1.665 |======================================== SVT-AV1 2.3 CPU Power Consumption Monitor Watts < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . MIN: 10 AVG: 303 MAX: 365 Patched ....................... MIN: 88 AVG: 312 MAX: 364 Stock ......................... MIN: 88 AVG: 312 MAX: 364 Stock, FORCE_TIMES_TO_RUN=1 ... MIN: 87 AVG: 307 MAX: 366 SVT-AV1 2.3 Encoder Mode: Preset 5 - Input: Bosphorus 1080p Frames Per Second Per Watt > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 0.426 |======================================== Patched ....................... 0.413 |======================================= Stock ......................... 0.404 |====================================== Stock, FORCE_TIMES_TO_RUN=1 ... 0.414 |======================================= SVT-AV1 2.3 CPU Power Consumption Monitor Watts < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . MIN: 86 AVG: 333 MAX: 381 Patched ....................... MIN: 87 AVG: 335 MAX: 388 Stock ......................... MIN: 88 AVG: 335 MAX: 387 Stock, FORCE_TIMES_TO_RUN=1 ... MIN: 90 AVG: 332 MAX: 387 SVT-AV1 2.3 Encoder Mode: Preset 3 - Input: Bosphorus 1080p Frames Per Second Per Watt > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 0.115 |======================================== Patched ....................... 0.114 |======================================== Stock ......................... 0.115 |======================================== Stock, FORCE_TIMES_TO_RUN=1 ... 0.115 |======================================== SVT-AV1 2.3 CPU Power Consumption Monitor Watts < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . MIN: 87 AVG: 275 MAX: 427 Patched ....................... MIN: 85 AVG: 283 MAX: 444 Stock ......................... MIN: 86 AVG: 281 MAX: 429 Stock, FORCE_TIMES_TO_RUN=1 ... MIN: 86 AVG: 263 MAX: 441 SVT-AV1 2.3 Encoder Mode: Preset 13 - Input: Bosphorus 4K Frames Per Second Per Watt > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 1.233 |=============================== Patched ....................... 1.329 |================================== Stock ......................... 1.279 |================================= Stock, FORCE_TIMES_TO_RUN=1 ... 1.567 |======================================== SVT-AV1 2.3 Encoder Mode: Preset 13 - Input: Bosphorus 4K Frames Per Second > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 339.68 |================================ Patched ....................... 376.50 |==================================== Stock ......................... 359.10 |================================== Stock, FORCE_TIMES_TO_RUN=1 ... 412.47 |======================================= SVT-AV1 2.3 CPU Power Consumption Monitor Watts < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . MIN: 86 AVG: 317 MAX: 425 Patched ....................... MIN: 88 AVG: 329 MAX: 449 Stock ......................... MIN: 87 AVG: 327 MAX: 446 Stock, FORCE_TIMES_TO_RUN=1 ... MIN: 87 AVG: 317 MAX: 421 SVT-AV1 2.3 Encoder Mode: Preset 8 - Input: Bosphorus 4K Frames Per Second Per Watt > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 0.562 |======================================== Patched ....................... 0.532 |====================================== Stock ......................... 0.534 |====================================== Stock, FORCE_TIMES_TO_RUN=1 ... 0.566 |======================================== SVT-AV1 2.3 CPU Power Consumption Monitor Watts < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . MIN: 87 AVG: 364 MAX: 437 Patched ....................... MIN: 86 AVG: 366 MAX: 444 Stock ......................... MIN: 87 AVG: 361 MAX: 437 Stock, FORCE_TIMES_TO_RUN=1 ... MIN: 91 AVG: 363 MAX: 444 SVT-AV1 2.3 Encoder Mode: Preset 5 - Input: Bosphorus 4K Frames Per Second Per Watt > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 0.140 |======================================= Patched ....................... 0.143 |======================================== Stock ......................... 0.143 |======================================== Stock, FORCE_TIMES_TO_RUN=1 ... 0.143 |======================================== SVT-AV1 2.3 CPU Power Consumption Monitor Watts < Lower Is Better Patched, FORCE_TIMES_TO_RUN=1 . MIN: 86 AVG: 383 MAX: 551 Patched ....................... MIN: 86 AVG: 387 MAX: 551 Stock ......................... MIN: 83 AVG: 387 MAX: 553 Stock, FORCE_TIMES_TO_RUN=1 ... MIN: 87 AVG: 386 MAX: 546 SVT-AV1 2.3 Encoder Mode: Preset 3 - Input: Bosphorus 4K Frames Per Second Per Watt > Higher Is Better Patched, FORCE_TIMES_TO_RUN=1 . 0.039 |======================================== Patched ....................... 0.038 |======================================= Stock ......................... 0.038 |======================================= Stock, FORCE_TIMES_TO_RUN=1 ... 0.038 |=======================================