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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

CPU Performance Comparison

Performance of selected CPUs can be found below. The values for the CPU are determined from thousands of PerformanceTest benchmark results and is updated daily.


×Intel Core2 Extreme X7800 @ 2.60GHz×Intel Core2 Duo P7550 @ 2.26GHz+ ADD
PriceSearch Online$229.991
Socket TypePGA478PGA478
CPU ClassLaptopLaptop
Clockspeed2.6 GHz2.3 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores22
Max TDP44W25W
Yearly Running Cost$8.03$4.56
First Seen on ChartQ2 2009Q2 2009
# of Samples4110
Single Thread Rating993894
CPU Mark18021518

CPU Mark Rating
As of 10th of December 2019 - Higher results represent better performance
Intel Core2 Extreme X7800 @ 2.60GHz
 1,802
Intel Core2 Duo P7550 @ 2.26GHz
 1,518
PassMark Software © 2008-2019
CPU Value (CPU Mark / $Price)
As of 10th of December 2019 - Higher results represent better value
Intel Core2 Extreme X7800 @ 2.60GHz
 NA
Intel Core2 Duo P7550 @ 2.26GHz
 6.60
PassMark Software © 2008-2019
CPU Single Thread Rating
As of 10th of December 2019 - Higher results represent better performance
Intel Core2 Extreme X7800 @ 2.60GHz
 993
Intel Core2 Duo P7550 @ 2.26GHz
 894
PassMark Software © 2008-2019

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 Core2 Extreme X7800 @ 2.60GHzIntel Core2 Duo P7550 @ 2.26GHz
Max TDP44W25W
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.