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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-640UM @ 1.20GHz vs Intel Core i5-520UM @ 1.07GHz

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

×Intel Core i7-640UM @ 1.20GHz×Intel Core i5-520UM @ 1.07GHz+ ADD
PriceSearch OnlineSearch Online
Socket TypeBGA1288BGA1288
CPU ClassLaptopLaptop
Clockspeed2.3 GHz1.9 GHz
Turbo SpeedUp to 2.3 GHzUp to 1.9 GHz
# of Physical Cores2 (Threads: 4)2 (Threads: 4)
Max TDP18W18W
Yearly Running Cost$3.29$3.29
First Seen on ChartQ2 2010Q2 2010
# of Samples5434
Cross-Platform Rating22940
Single Thread Rating783700
CPU Mark1022874

CPU Mark Rating
As of 29th of May 2020 - Higher results represent better performance
Intel Core i7-640UM @ 1.20GHz
1,022
Intel Core i5-520UM @ 1.07GHz
874
CPU Single Thread Rating
As of 29th of May 2020 - Higher results represent better performance
Intel Core i7-640UM @ 1.20GHz
783
Intel Core i5-520UM @ 1.07GHz
700

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 i7-640UM @ 1.20GHzIntel Core i5-520UM @ 1.07GHz
Max TDP18W18W
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.