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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core2 Quad Q9300 @ 2.50GHz vs AMD Phenom II X4 840

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


×Intel Core2 Quad Q9300 @ 2.50GHz×AMD Phenom II X4 840+ ADD
Price$711$78.021
Socket TypeLGA775AM2+/AM3
CPU ClassDesktopDesktop
Clockspeed2.5 GHz3.2 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
Max TDP95W95W
Yearly Running Cost$17.34$17.34
First Seen on ChartQ4 2008Q1 2011
# of Samples1365687
Cross-Platform Rating51035140
Single Thread Rating10831306
CPU Mark19512358
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 5th of March 2021 - Higher results represent better performance
Intel Core2 Quad Q9300 @ 2.50GHz
 1,951
AMD Phenom II X4 840
 2,358
PassMark Software © 2008-2021
CPU Value (CPU Mark / $Price)
As of 5th of March 2021 - Higher results represent better value
Intel Core2 Quad Q9300 @ 2.50GHz
 27.48
AMD Phenom II X4 840
 30.22
PassMark Software © 2008-2021
CPU Single Thread Rating
As of 5th of March 2021 - Higher results represent better performance
Intel Core2 Quad Q9300 @ 2.50GHz
 1,083
AMD Phenom II X4 840
 1,306
PassMark Software © 2008-2021

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 Quad Q9300 @ 2.50GHzAMD Phenom II X4 840
Max TDP95W95W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.