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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Total System Power Consumption

CPU Power Consumption

Since power consumption is a big deal these days, we ran some simple power consumption tests on our test beds. The systems ran with identical power supplies, Solid-Sate Drives, Memory kits and motherboards from the same company. To measure idle usage, we ran the system at idle for one hour on the desktop with no screen saver and took the measurement. For load measurements, Prime95's in-place large FFT's were run on all cores to make sure each and every processor was at 100% load for maximum power consumption and heat. Curious about other test scenarios, we decided to HAWX 2 the PC game for testing. We also tested a video transcode using HandBrake 0.95 to see how the power draw on that was.

ASUS F1A75-M Pro System Power Consumption

Benchmark Results: The AMD FX-4100 consumes 85 Watts at idle and 226 Watts in our gaming test. The idle numbers of the FX-4100 and the FX-8150 are nearly identical as the FX-4100 is basically the FX-8150 with some of the internals disabled. At load the you can see difference between the quad-core FX-4100 and the eight-core FX-8150. The AMD A8-3850 'Llano' processor consumed far less power at idle, but consumed more than the FX-4100 in all three load scenarios.

Next Page - AMD FX-4100 CPU Overclocking


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