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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i5-660 @ 3.33GHz vs Intel Core2 Quad Q9450 @ 2.66GHz

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

×Intel Core i5-660 @ 3.33GHz×Intel Core2 Quad Q9450 @ 2.66GHz+ ADD
Price$35.51$35.71
Socket TypeLGA1156LGA775
CPU ClassDesktopDesktop
Clockspeed3.3 GHz2.7 GHz
Turbo SpeedUp to 3.6 GHzNot Supported
# of Physical Cores2 (2 logical cores per physical)4
Max TDP73W95W
Yearly Running Cost$13.32$17.34
First Seen on ChartQ4 2009Q4 2008
# of Samples307741
Single Thread Rating14971151
CPU Mark24211888

CPU Mark Rating
As of 29th of March 2020 - Higher results represent better performance
Intel Core i5-660 @ 3.33GHz
2,421
Intel Core2 Quad Q9450 @ 2.66GHz
1,888
CPU Value (CPU Mark / $Price)
As of 29th of March 2020 - Higher results represent better value
Intel Core i5-660 @ 3.33GHz
68.20
Intel Core2 Quad Q9450 @ 2.66GHz
52.88
CPU Single Thread Rating
As of 29th of March 2020 - Higher results represent better performance
Intel Core i5-660 @ 3.33GHz
1,497
Intel Core2 Quad Q9450 @ 2.66GHz
1,151

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 i5-660 @ 3.33GHzIntel Core2 Quad Q9450 @ 2.66GHz
Max TDP73W95W
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Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.