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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 i7-640M @ 2.80GHzIntel Core i7-740QM @ 1.73GHz
Price$199.951$159.951
Socket TypeBGA1288PGA988A
CPU ClassLaptopLaptop
Clockspeed3.5 GHz1.7 GHz
Turbo SpeedUp to 3.5 GHzUp to 2.9 GHz
# of Physical Cores2 (2 logical cores per physical)4 (2 logical cores per physical)
Max TDP35W45W
Yearly Running Cost$6.39$8.21
First Seen on ChartQ4 2010Q2 2010
# of Samples5811827
Single Thread Rating1301917
CPU Mark28273191
CPU Mark Rating
As of 16th of October 2019 - Higher results represent better performance
Intel Core i7-640M @ 2.80GHz
 2,827
Intel Core i7-740QM @ 1.73GHz
 3,191
PassMark Software © 2008-2019
CPU Value (CPU Mark / $Price)
As of 16th of October 2019 - Higher results represent better value
Intel Core i7-640M @ 2.80GHz
 14.14
Intel Core i7-740QM @ 1.73GHz
 19.95
PassMark Software © 2008-2019
CPU Single Thread Rating
As of 16th of October 2019 - Higher results represent better performance
Intel Core i7-640M @ 2.80GHz
 1,301
Intel Core i7-740QM @ 1.73GHz
 917
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 i7-640M @ 2.80GHzIntel Core i7-740QM @ 1.73GHz
Max TDP35W45W
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.