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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core2 Quad Q8400 @ 2.66GHz vs AMD Phenom 9600B Quad-Core

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

×Intel Core2 Quad Q8400 @ 2.66GHz×AMD Phenom 9600B Quad-Core+ ADD
Price$21.241$147.191
Socket TypeLGA775AM2+
CPU ClassDesktopDesktop
Clockspeed2.7 GHz2.3 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 ChartQ2 2009Q1 2009
# of Samples143065
Cross-Platform Rating48893140
Single Thread Rating1162945
CPU Mark20461646
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 8th of July 2020 - Higher results represent better performance
Intel Core2 Quad Q8400 @ 2.66GHz
2,046
AMD Phenom 9600B Quad-Core
1,646
CPU Value (CPU Mark / $Price)
As of 8th of July 2020 - Higher results represent better value
Intel Core2 Quad Q8400 @ 2.66GHz
96.33
AMD Phenom 9600B Quad-Core
11.19
CPU Single Thread Rating
As of 8th of July 2020 - Higher results represent better performance
Intel Core2 Quad Q8400 @ 2.66GHz
1,162
AMD Phenom 9600B Quad-Core
945

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 Q8400 @ 2.66GHzAMD Phenom 9600B Quad-Core
Max TDP95W95W
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.