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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD FX-4100 Quad-Core vs AMD Athlon II X4 645

The values for the CPUs below are determined from thousands of PerformanceTest benchmark results and are updated daily.

×AMD FX-4100 Quad-Core×AMD Athlon II X4 645+ ADD
Price$26.57
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$28.85
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Socket TypeAM3+AM3
CPU ClassDesktopDesktop
Clockspeed3.6 GHz3.1 GHz
Turbo SpeedUp to 3.8 GHzNot Supported
# of Physical Cores4 (in 2 physical modules)4 (Threads: 4)
Max TDP95W95W
Yearly Running Cost$17.34$17.34
First Seen on ChartQ4 2011Q4 2010
# of Samples2238566
Cross-Platform Rating58474673
Single Thread Rating12801255
CPU Mark25452223

CPU Mark Rating
As of 30th of July 2021 - Higher results represent better performance
AMD FX-4100 Quad-Core
2,545
AMD Athlon II X4 645
2,223
CPU Value (CPU Mark / $Price)
As of 30th of July 2021 - Higher results represent better value
AMD FX-4100 Quad-Core
95.77
AMD Athlon II X4 645
77.05
CPU Single Thread Rating
As of 30th of July 2021 - Higher results represent better performance
AMD FX-4100 Quad-Core
1,280
AMD Athlon II X4 645
1,255

Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per dayAverage CPU Utilization (0-100%)1Power cost, $ per kWh2
1Average user usage is typically low and can vary from task to task. An estimate load 25% is nominal.
2Typical power costs vary around the world. Check your last power bill for details. Values of $0.15 to $0.45 per kWh are typical.
AMD FX-4100 Quad-CoreAMD Athlon II X4 645
Max TDP95W95W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.