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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-640M @ 2.80GHz vs Intel Core i5-580M @ 2.67GHz

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 i5-580M @ 2.67GHz+ ADD
Price$186.791$109.951
Socket TypeBGA1288BGA1288
CPU ClassLaptopLaptop
Clockspeed3.5 GHz3.3 GHz
Turbo SpeedUp to 3.5 GHzUp to 3.3 GHz
# of Physical Cores2 (2 logical cores per physical)2 (2 logical cores per physical)
Max TDP35W35W
Yearly Running Cost$6.39$6.39
First Seen on ChartQ4 2010Q2 2010
# of Samples599161
Cross-Platform Rating44703904
Single Thread Rating14931189
CPU Mark20491845

CPU Mark Rating
As of 7th of April 2020 - Higher results represent better performance
Intel Core i7-640M @ 2.80GHz
2,049
Intel Core i5-580M @ 2.67GHz
1,845
CPU Value (CPU Mark / $Price)
As of 7th of April 2020 - Higher results represent better value
Intel Core i7-640M @ 2.80GHz
10.97
Intel Core i5-580M @ 2.67GHz
16.78
CPU Single Thread Rating
As of 7th of April 2020 - Higher results represent better performance
Intel Core i7-640M @ 2.80GHz
1,493
Intel Core i5-580M @ 2.67GHz
1,189

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 i5-580M @ 2.67GHz
Max TDP35W35W
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.