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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Athlon II X4 640 vs Intel Core i5-661 @ 3.33GHz

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

×AMD Athlon II X4 640×Intel Core i5-661 @ 3.33GHz+ ADD
Price$13.59
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$200.191
Socket TypeAM3LGA1156
CPU ClassDesktopDesktop
Clockspeed3.0 GHz3.3 GHz
Turbo SpeedNot SupportedUp to 3.6 GHz
# of Physical Cores4 (Threads: 4)2 (Threads: 4)
Max TDP95W87W
Yearly Running Cost$17.34$15.88
First Seen on ChartQ2 2010Q1 2010
# of Samples1667163
Cross-Platform Rating46175068
Single Thread Rating12081444
CPU Mark21422427
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 19th of October 2021 - Higher results represent better performance
AMD Athlon II X4 640
2,142
Intel Core i5-661 @ 3.33GHz
2,427
CPU Value (CPU Mark / $Price)
As of 19th of October 2021 - Higher results represent better value
AMD Athlon II X4 640
157.62
Intel Core i5-661 @ 3.33GHz
12.12
CPU Single Thread Rating
As of 19th of October 2021 - Higher results represent better performance
AMD Athlon II X4 640
1,208
Intel Core i5-661 @ 3.33GHz
1,444

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 640Intel Core i5-661 @ 3.33GHz
Max TDP95W87W
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.