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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-640M @ 2.80GHz vs Intel Core i5-2540M @ 2.60GHz

The values for the CPUs below are determined from thousands of PerformanceTest benchmark results and are updated daily.

×Intel Core i7-640M @ 2.80GHz×Intel Core i5-2540M @ 2.60GHz+ ADD
Price$99.99
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$79.97
BUY NOW!
Socket TypeBGA1288BGA1023
CPU ClassLaptopLaptop
Clockspeed3.5 GHz2.6 GHz
Turbo SpeedUp to 3.5 GHzUp to 3.3 GHz
# of Physical Cores2 (Threads: 4)2 (Threads: 4)
Max TDP35W35W
Yearly Running Cost$6.39$6.39
First Seen on ChartQ4 2010Q4 2010
# of Samples6331573
Cross-Platform Rating43494695
Single Thread Rating13941383
CPU Mark20662296

CPU Mark Rating
As of 1st of March 2021 - Higher results represent better performance
Intel Core i7-640M @ 2.80GHz
2,066
Intel Core i5-2540M @ 2.60GHz
2,296
CPU Value (CPU Mark / $Price)
As of 1st of March 2021 - Higher results represent better value
Intel Core i7-640M @ 2.80GHz
20.66
Intel Core i5-2540M @ 2.60GHz
28.71
CPU Single Thread Rating
As of 1st of March 2021 - Higher results represent better performance
Intel Core i7-640M @ 2.80GHz
1,394
Intel Core i5-2540M @ 2.60GHz
1,383

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 i7-640M @ 2.80GHzIntel Core i5-2540M @ 2.60GHz
Max TDP35W35W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.