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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 Atom N550 @ 1.50GHzIntel Core i5-2540M @ 2.60GHz
Price$861$58.02 BUY NOW!
Socket TypeBGA559BGA1023
CPU ClassLaptopLaptop
Clockspeed1.5 GHz2.6 GHz
Turbo SpeedNot SupportedUp to 3.3 GHz
# of Physical Cores2 (2 logical cores per physical)2 (2 logical cores per physical)
Max TDP8.5W35W
Yearly Running Cost$1.55$6.39
First Seen on ChartQ2 2010Q4 2010
# of Samples761407
Single Thread Rating2351560
CPU Mark5243781
CPU Mark Rating
As of 19th of October 2019 - Higher results represent better performance
Intel Atom N550 @ 1.50GHz
 524
Intel Core i5-2540M @ 2.60GHz
 3,781
PassMark Software © 2008-2019
CPU Value (CPU Mark / $Price)
As of 19th of October 2019 - Higher results represent better value
Intel Atom N550 @ 1.50GHz
 6.10
Intel Core i5-2540M @ 2.60GHz
 65.18
PassMark Software © 2008-2019
CPU Single Thread Rating
As of 19th of October 2019 - Higher results represent better performance
Intel Atom N550 @ 1.50GHz
 235
Intel Core i5-2540M @ 2.60GHz
 1,560
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 Atom N550 @ 1.50GHzIntel Core i5-2540M @ 2.60GHz
Max TDP8.5W35W
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.