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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.

Intel Pentium D 940 @ 3.20GHzAMD Sempron 140
PriceSearch Online$39.591
Socket TypePLGA775AM3
CPU ClassDesktopDesktop
Clockspeed3.2 GHz2.7 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores21
Max TDP130W45W
Yearly Running Cost$23.73$8.21
First Seen on ChartQ4 2008Q2 2009
# of Samples214256
Single Thread Rating75938383
CPU Mark711738
CPU Mark Rating
As of 15th of October 2019 - Higher results represent better performance
Intel Pentium D 940 @ 3.20GHz
711
AMD Sempron 140
738
CPU Value (CPU Mark / $Price)
As of 15th of October 2019 - Higher results represent better value
Intel Pentium D 940 @ 3.20GHz
NA
AMD Sempron 140
18.66
CPU Single Thread Rating
As of 15th of October 2019 - Higher results represent better performance
Intel Pentium D 940 @ 3.20GHz
759
AMD Sempron 140
838

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.
Intel Pentium D 940 @ 3.20GHzAMD Sempron 140
Max TDP130W45W
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.