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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 Core i3-8100B @ 3.60GHz×Intel Core i7-2640M @ 2.80GHz+ ADD
Price$1331$119.81 BUY NOW!
Socket TypeFCBGA1440BGA1023
CPU ClassLaptopLaptop
Clockspeed3.6 GHz2.8 GHz
Turbo SpeedNA2Up to 3.5 GHz
# of Physical Cores42 (2 logical cores per physical)
Max TDP65W35W
Yearly Running Cost$11.86$6.39
First Seen on ChartQ1 2019Q4 2011
# of Samples41349
Single Thread Rating21731589
CPU Mark85443924

CPU Mark Rating
As of 12th of December 2019 - Higher results represent better performance
Intel Core i3-8100B @ 3.60GHz
 8,544
Intel Core i7-2640M @ 2.80GHz
 3,924
PassMark Software © 2008-2019
CPU Value (CPU Mark / $Price)
As of 12th of December 2019 - Higher results represent better value
Intel Core i3-8100B @ 3.60GHz
 64.24
Intel Core i7-2640M @ 2.80GHz
 32.76
PassMark Software © 2008-2019
CPU Single Thread Rating
As of 12th of December 2019 - Higher results represent better performance
Intel Core i3-8100B @ 3.60GHz
 2,173
Intel Core i7-2640M @ 2.80GHz
 1,589
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.
Intel Core i3-8100B @ 3.60GHzIntel Core i7-2640M @ 2.80GHz
Max TDP65W35W
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.