vid-cpu
video-cpu-usage v1.0.0 (Graphics Benchmarks)
This is a test profile that will record the CPU usage while a short 1080p H.264 video sample is played back three times using MPlayer. Before and after the three videos play, there is five seconds of sleep time.
System Hardware
2011-05-06 11:41
Processor: AMD Phenom II X3 720 @ 2.81GHz (Total Cores: 3), Motherboard: Gigabyte GA-890FXA-UD5, Chipset: ATI RD890 Northbridge only single slot PCI-e GFX Hydra part, Memory: 3960MB, Disk: 320GB Western Digital WDC WD3200AAJS-0 + 1000GB Western Digital WDC WD10EADS-00M, Graphics: ATI Radeon HD 4800 Series 2048MB (750/900MHz), Audio: Realtek ALC889, Monitor: SyncMaster
System Software
2011-05-06 11:41
OS: MandrivaLinux 2010.2, Kernel: 2.6.36.2-desktop-2mnb (x86_64), Desktop: KDE 4.4.5, Display Server: X.Org Server 1.7.7, Display Driver: fglrx 8.81.5, Compiler: GCC 4.4.3, File-System: ext2/ext3, Screen Resolution: 2048x1152
Additional Details
2011-05-06 11:41
Test Administrator: fox
Test Date/Time: 2011-05-06 11:41:58
Phoronix Test Suite: v2.6.1
Test Notes:
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Test Results
1080p H.264 Video Playback
Video Decoding: GL2

1080p H.264 Video Playback
Video Decoding: X-Video

Compare these results against your Linux PC. Run phoronix-test-suite benchmark fox-14116-15020-1837 and wait for the results (with comparative numbers) to appear. It's as easy as that!
Global ID: fox-14116-15020-1837