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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 i7-640LM @ 2.13GHz×Intel Core i5-540M @ 2.53GHz+ ADD
PriceSearch Online$681
Socket TypeBGA1288BGA1288
CPU ClassLaptopLaptop
Clockspeed2.1 GHz3.1 GHz
Turbo SpeedUp to 2.9 GHzUp to 3.1 GHz
# of Physical Cores2 (2 logical cores per physical)2 (2 logical cores per physical)
Max TDP25W35W
Yearly Running Cost$4.56$6.39
First Seen on ChartQ1 2010Q1 2010
# of Samples1401019
Single Thread Rating10691106
CPU Mark22472453

CPU Mark Rating
As of 12th of December 2019 - Higher results represent better performance
Intel Core i7-640LM @ 2.13GHz
 2,247
Intel Core i5-540M @ 2.53GHz
 2,453
PassMark Software © 2008-2019
CPU Value (CPU Mark / $Price)
As of 12th of December 2019 - Higher results represent better value
Intel Core i7-640LM @ 2.13GHz
 NA
Intel Core i5-540M @ 2.53GHz
 36.08
PassMark Software © 2008-2019
CPU Single Thread Rating
As of 12th of December 2019 - Higher results represent better performance
Intel Core i7-640LM @ 2.13GHz
 1,069
Intel Core i5-540M @ 2.53GHz
 1,106
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 i7-640LM @ 2.13GHzIntel Core i5-540M @ 2.53GHz
Max TDP25W35W
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.