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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 SI-40×Intel Pentium M 1.86GHz+ ADD
Price$121Search Online
Socket TypeS1H-PBGA479, PPGA4
CPU ClassLaptopLaptop
Clockspeed2.0 GHz1.9 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores11
Max TDP25W27W
Yearly Running Cost$4.56$4.93
First Seen on ChartQ1 2009Q1 2009
# of Samples31157
Single Thread Rating53735523
CPU Mark447438

CPU Mark Rating
As of 12th of December 2019 - Higher results represent better performance
AMD Sempron SI-40
 447
Intel Pentium M 1.86GHz
 438
PassMark Software © 2008-2019
CPU Value (CPU Mark / $Price)
As of 12th of December 2019 - Higher results represent better value
AMD Sempron SI-40
 37.27
Intel Pentium M 1.86GHz
 NA
PassMark Software © 2008-2019
CPU Single Thread Rating
As of 12th of December 2019 - Higher results represent better performance
AMD Sempron SI-40
 537
Intel Pentium M 1.86GHz
 552
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 Sempron SI-40Intel Pentium M 1.86GHz
Max TDP25W27W
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.