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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-640UM @ 1.20GHz vs Intel Core i5-450M @ 2.40GHz

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 i5-450M @ 2.40GHz+ ADD
PriceSearch Online$31.951
Socket TypeBGA1288PGA988A
CPU ClassLaptopLaptop
Clockspeed1.2 GHz2.4 GHz
Turbo SpeedUp to 2.3 GHzUp to 2.7 GHz
# of Physical Cores2 (Threads: 4)2 (Threads: 4)
Max TDP18W35W
Yearly Running Cost$3.29$6.39
First Seen on ChartQ2 2010Q2 2010
# of Samples55537
Cross-Platform Rating25003435
Single Thread Rating8171035
CPU Mark10901200
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 28th of October 2021 - Higher results represent better performance
Intel Core i7-640UM @ 1.20GHz
1,090
Intel Core i5-450M @ 2.40GHz
1,200
CPU Value (CPU Mark / $Price)
As of 28th of October 2021 - Higher results represent better value
Intel Core i7-640UM @ 1.20GHz
NA
Intel Core i5-450M @ 2.40GHz
37.57
CPU Single Thread Rating
As of 28th of October 2021 - Higher results represent better performance
Intel Core i7-640UM @ 1.20GHz
817
Intel Core i5-450M @ 2.40GHz
1,035

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 i5-450M @ 2.40GHz
Max TDP18W35W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.