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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Athlon II X4 641 Quad-Core vs AMD Athlon II X4 640

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

×AMD Athlon II X4 641 Quad-Core×AMD Athlon II X4 640+ ADD
Price$14.99
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$13.55
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Socket TypeFM1AM3
CPU ClassDesktopDesktop
Clockspeed2.8 GHz3.0 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
Max TDP100W95W
Yearly Running Cost$18.25$17.34
First Seen on ChartQ1 2012Q2 2010
# of Samples881667
Cross-Platform Rating52344617
Single Thread Rating11921208
CPU Mark21432142

CPU Mark Rating
As of 27th of October 2021 - Higher results represent better performance
AMD Athlon II X4 641 Quad-Core
2,143
AMD Athlon II X4 640
2,142
CPU Value (CPU Mark / $Price)
As of 27th of October 2021 - Higher results represent better value
AMD Athlon II X4 641 Quad-Core
142.98
AMD Athlon II X4 640
158.08
CPU Single Thread Rating
As of 27th of October 2021 - Higher results represent better performance
AMD Athlon II X4 641 Quad-Core
1,192
AMD Athlon II X4 640
1,208

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 Athlon II X4 641 Quad-CoreAMD Athlon II X4 640
Max TDP100W95W
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.