Legit Processor Reviews

AMD FX-4100 Quad Core 3.6GHz Bulldozer Processor Review

Manufacturer: AMD
Product: AMD FX-4100 - part number FD4100WMW4KGU
Date: Tue, Nov 08, 2011 - 12:00 AM
Written By: Nathan Kirsch -
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x264 HD Encoding

x264 HD Encoding Benchmark

Simply put, it is a reproducible measure of how fast your machine can encode a short HD-quality video clip into a high quality x264 video file. It's nice because everyone running it will use the same video clip and software. The video encoder (x264.exe) reports a fairly accurate internal benchmark (in frames per second) for each pass of the video encode and it also uses multi-core processors very efficiently. All these factors make this an ideal benchmark to compare different processors and systems to each other. We are using x264 HD v4.0 for this test.

x264 HD Encoding Benchmark

This application did fairly well when run on 4 threads, as you can see from the screen shot above. The first pass was not using all of the processing power available on the four cores, but on the second pass all 4 threads were at ~98% load.

x264 HD Encoding Benchmark Results

Benchmark Results: The x264 HD benchmark is very CPU intensive and it showed that AMD FX-4100 was able to turn in scores of 96 FPS on the first pass and 19 FPS on the second pass. These are respectable scores for a quad-core processor, but are slower than the AMD A8-3850 Llano processor! Shocking since the AMD A8-3850 has a 700MHz slower base clock!

Next Page - CyberLink MediaEspresso 6.5


Review Index
Page 1 - The AMD FX-4100 CPU
Page 2 - The Test System
Page 3 - AMD FX-4100 Turbo Core Details and CPU-Z
Page 4 - SiSoftware Sandra 2011 SP5
Page 5 - x264 HD Encoding
Page 6 - CyberLink MediaEspresso 6.5
Page 7 - Handbrake
Page 8 - POV-Ray 3.7 RC3
Page 9 - Cinebench R11.5
Page 10 - PCMark 7
Page 11 - 3DMark Vantage
Page 12 - Resident Evil 5
Page 13 - H.A.W.X. 2 Benchmark
Page 14 - S.T.A.L.K.E.R.: Call of Pripyat
Page 15 - Total System Power Consumption
Page 16 - AMD FX-4100 CPU Overclocking
Page 17 - Final Thoughts and Conclusions