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Over 1,000,000 CPUs benchmarked

AMD Turion II Ultra Dual-Core Mobile M640 vs Intel Core2 Duo P7550 @ 2.26GHz

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


×AMD Turion II Ultra Dual-Core Mobile M640×Intel Core2 Duo P7550 @ 2.26GHz+ ADD
PriceSearch Online$229.991
Socket TypeS1PGA478
CPU ClassLaptopLaptop
Clockspeed2.6 GHz2.3 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
Max TDP35W25W
Yearly Running Cost$6.39$4.56
First Seen on ChartQ4 2009Q2 2009
# of Samples16111
Cross-Platform Rating24112358
Single Thread Rating98639483
CPU Mark953918
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 5th of June 2020 - Higher results represent better performance
AMD Turion II Ultra Dual-Core Mobile M640
 953
Intel Core2 Duo P7550 @ 2.26GHz
 918
PassMark Software © 2008-2020
CPU Value (CPU Mark / $Price)
As of 5th of June 2020 - Higher results represent better value
AMD Turion II Ultra Dual-Core Mobile M640
 NA
Intel Core2 Duo P7550 @ 2.26GHz
 3.99
PassMark Software © 2008-2020
CPU Single Thread Rating
As of 5th of June 2020 - Higher results represent better performance
AMD Turion II Ultra Dual-Core Mobile M640
 986
Intel Core2 Duo P7550 @ 2.26GHz
 948
PassMark Software © 2008-2020

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 Turion II Ultra Dual-Core Mobile M640Intel Core2 Duo P7550 @ 2.26GHz
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.