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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core2 Duo P8400 @ 2.26GHz vs Intel Core2 Duo SL9400 @ 1.86GHz

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

×Intel Core2 Duo P8400 @ 2.26GHz×Intel Core2 Duo SL9400 @ 1.86GHz+ ADD
Price$297.011$2531
Socket TypeBGA479BGA956
CPU ClassLaptopLaptop
Clockspeed2.3 GHz1.9 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores22
Max TDP25W17W
Yearly Running Cost$4.56$3.10
First Seen on ChartQ4 2008Q1 2009
# of Samples1166167
Cross-Platform Rating21010
Single Thread Rating90637253
CPU Mark841659

CPU Mark Rating
As of 6th of April 2020 - Higher results represent better performance
Intel Core2 Duo P8400 @ 2.26GHz
841
Intel Core2 Duo SL9400 @ 1.86GHz
659
CPU Value (CPU Mark / $Price)
As of 6th of April 2020 - Higher results represent better value
Intel Core2 Duo P8400 @ 2.26GHz
2.83
Intel Core2 Duo SL9400 @ 1.86GHz
2.61
CPU Single Thread Rating
As of 6th of April 2020 - Higher results represent better performance
Intel Core2 Duo P8400 @ 2.26GHz
906
Intel Core2 Duo SL9400 @ 1.86GHz
725

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 Duo P8400 @ 2.26GHzIntel Core2 Duo SL9400 @ 1.86GHz
Max TDP25W17W
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.