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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Phenom II N640 Dual-Core vs AMD Phenom II P920 Quad-Core

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

×AMD Phenom II N640 Dual-Core×AMD Phenom II P920 Quad-Core+ ADD
Price$64.951$651
Socket TypeS1S1
CPU ClassLaptopLaptop
Clockspeed2.9 GHz1.6 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)4 (Threads: 4)
Max TDP35W25W
Yearly Running Cost$6.39$4.56
First Seen on ChartQ4 2010Q2 2010
# of Samples5748
Cross-Platform Rating00
Single Thread Rating9893586
CPU Mark9501160
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
3 - Single thread rating may be higher than the overall rating, thread performance is just one component of the CPU Mark.

CPU Mark Rating
As of 28th of May 2020 - Higher results represent better performance
AMD Phenom II N640 Dual-Core
950
AMD Phenom II P920 Quad-Core
1,160
CPU Value (CPU Mark / $Price)
As of 28th of May 2020 - Higher results represent better value
AMD Phenom II N640 Dual-Core
14.63
AMD Phenom II P920 Quad-Core
17.84
CPU Single Thread Rating
As of 28th of May 2020 - Higher results represent better performance
AMD Phenom II N640 Dual-Core
989
AMD Phenom II P920 Quad-Core
586

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.
AMD Phenom II N640 Dual-CoreAMD Phenom II P920 Quad-Core
Max TDP35W25W
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.