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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-640UM @ 1.20GHz vs AMD Phenom II P840 Triple-Core

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

×Intel Core i7-640UM @ 1.20GHz×AMD Phenom II P840 Triple-Core+ ADD
PriceSearch OnlineSearch Online
Socket TypeBGA1288S1
CPU ClassLaptopLaptop
Clockspeed2.3 GHz1.9 GHz
Turbo SpeedUp to 2.3 GHzNot Supported
# of Physical Cores2 (Threads: 4)3 (Threads: 3)
Max TDP18W35W
Yearly Running Cost$3.29$6.39
First Seen on ChartQ2 2010Q4 2010
# of Samples5430
Cross-Platform Rating22940
Single Thread Rating783768
CPU Mark10221100

CPU Mark Rating
As of 6th of June 2020 - Higher results represent better performance
Intel Core i7-640UM @ 1.20GHz
1,022
AMD Phenom II P840 Triple-Core
1,100
CPU Single Thread Rating
As of 6th of June 2020 - Higher results represent better performance
Intel Core i7-640UM @ 1.20GHz
783
AMD Phenom II P840 Triple-Core
768

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 @ 1.20GHzAMD Phenom II P840 Triple-Core
Max TDP18W35W
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.