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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

CPU Performance Comparison

Performance of selected CPUs can be found below. The values for the CPU are determined from thousands of PerformanceTest benchmark results and is updated daily.


×AMD Phenom II X3 720×AMD Athlon II X4 620+ ADD
Price$69.991$59.95 BUY NOW!
Socket TypeAM3AM3
CPU ClassDesktopDesktop
Clockspeed2.8 GHz2.6 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores34
Max TDP95W95W
Yearly Running Cost$17.34$17.34
First Seen on ChartQ1 2009Q2 2009
# of Samples361605
Single Thread Rating967905
CPU Mark26662928

CPU Mark Rating
As of 14th of November 2019 - Higher results represent better performance
AMD Phenom II X3 720
 2,666
AMD Athlon II X4 620
 2,928
PassMark Software © 2008-2019
CPU Value (CPU Mark / $Price)
As of 14th of November 2019 - Higher results represent better value
AMD Phenom II X3 720
 38.10
AMD Athlon II X4 620
 48.86
PassMark Software © 2008-2019
CPU Single Thread Rating
As of 14th of November 2019 - Higher results represent better performance
AMD Phenom II X3 720
 967
AMD Athlon II X4 620
 905
PassMark Software © 2008-2019

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 Phenom II X3 720AMD Athlon II X4 620
Max TDP95W95W
Power consumption per day (kWh)abcabc
Running cost per dayabcabc
Power consumption per year (kWh)abcabc
Running cost per yearabcabc
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.