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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$199.951$109.95 BUY NOW!
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 Samples592157
Single Thread Rating13011228
CPU Mark28262593

CPU Mark Rating
As of 22nd of February 2020 - Higher results represent better performance
Intel Core i7-640M @ 2.80GHz
 2,826
Intel Core i5-580M @ 2.67GHz
 2,593
PassMark Software © 2008-2020
CPU Value (CPU Mark / $Price)
As of 22nd of February 2020 - Higher results represent better value
Intel Core i7-640M @ 2.80GHz
 14.14
Intel Core i5-580M @ 2.67GHz
 23.59
PassMark Software © 2008-2020
CPU Single Thread Rating
As of 22nd of February 2020 - Higher results represent better performance
Intel Core i7-640M @ 2.80GHz
 1,301
Intel Core i5-580M @ 2.67GHz
 1,228
PassMark Software © 2008-2020

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
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Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.