Intel Sandy Bridge VA-API With 1 Core Intel Sandy Bridge VA-API vs. X-Video, other GPUs, and NVIDIA VDPAU. With this testing, the system was limited from the BIOS so that only a single core was enabled. Other Phoronx result file is for normal, stock Sandy Bridge system.
HTML result view exported from: https://openbenchmarking.org/result/1103041-IV-SNBLOW34475&sro&gru .
Intel Sandy Bridge VA-API With 1 Core Processor Motherboard Chipset Memory Disk Graphics Audio Monitor OS Kernel Desktop Display Server Display Driver OpenGL Compiler File-System Screen Resolution Intel SNB VA-API Intel SNB X-Video Radeon X-Video NVIDA X-Video NVIDIA VDPAU Intel Core i5-2500K @ 3.30GHz (1 Core) Intel BLH6710H.86A.0075.2010.1112.1844 Intel Sandy Bridge 1792MB 60GB OCZ-VERTEX2 Intel Sandy Bridge IGP Realtek ALC892 DELL P2210H Ubuntu 10.10 2.6.38-999-generic (x86_64) GNOME 2.32.0 X Server 1.9.0 intel 2.14.901 2.1 Mesa 7.11-devel GCC 4.4.5 ext4 1920x1080 2048MB AMD Radeon HD 4550 (600/900MHz) radeon 6.14.99 NVIDIA GeForce 9500 GT 1024MB (550/400MHz) NVIDIA 270.30 3.3.0 NVIDIA 270.30 OpenBenchmarking.org System Details - Intel SNB VA-API: Intel SpeedStep was enabled. - Intel SNB X-Video: Intel SpeedStep was enabled. - Radeon X-Video: Compiz was running on this system. Intel SpeedStep was enabled. - NVIDA X-Video: Compiz was running on this system. Intel SpeedStep was enabled. - NVIDIA VDPAU: Compiz was running on this system. Intel SpeedStep was enabled.
Intel Sandy Bridge VA-API With 1 Core video-cpu-usage: VDPAU Intel SNB VA-API Intel SNB X-Video Radeon X-Video NVIDA X-Video NVIDIA VDPAU OpenBenchmarking.org
1080p H.264 Video Playback Video Decoding: VA-API Min Avg Max Intel SNB VA-API 0.0 7.0 19.0 OpenBenchmarking.org Percent 1080p H.264 Video Playback Video Decoding: VA-API 6 12 18 24 30
1080p H.264 Video Playback Video Decoding: X-Video Min Avg Max Intel SNB X-Video 0.0 29.6 56.0 NVIDA X-Video 0.0 34.8 59.0 Radeon X-Video 0.0 28.1 58.6 OpenBenchmarking.org Percent 1080p H.264 Video Playback Video Decoding: X-Video 16 32 48 64 80
1080p H.264 Video Playback Video Decoding: VDPAU Min Avg Max NVIDIA VDPAU 0.0 10.5 37.4 OpenBenchmarking.org Percent 1080p H.264 Video Playback Video Decoding: VDPAU 11 22 33 44 55
Phoronix Test Suite v10.8.4