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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 Sempron 145×AMD Athlon 1640B+ ADD
Price$94.92 BUY NOW!$501
Socket TypeAM3AM2
CPU ClassDesktopDesktop
Clockspeed2.8 GHz2.7 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores11
Max TDP45W45W
Yearly Running Cost$8.21$8.21
First Seen on ChartQ4 2010Q2 2009
# of Samples26818
Single Thread Rating88737763
CPU Mark807670

CPU Mark Rating
As of 15th of December 2019 - Higher results represent better performance
AMD Sempron 145
807
AMD Athlon 1640B
670
CPU Value (CPU Mark / $Price)
As of 15th of December 2019 - Higher results represent better value
AMD Sempron 145
8.51
AMD Athlon 1640B
13.42
CPU Single Thread Rating
As of 15th of December 2019 - Higher results represent better performance
AMD Sempron 145
887
AMD Athlon 1640B
776

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 Sempron 145AMD Athlon 1640B
Max TDP45W45W
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.