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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core2 Duo E8300 @ 2.83GHz vs Intel Core2 Quad Q9550 @ 2.83GHz vs Intel Core2 Quad Q6700 @ 2.66GHz vs Intel Core2 Quad Q6600 @ 2.40GHz

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


×Intel Core2 Duo E8300 @ 2.83GHz×Intel Core2 Quad Q9550 @ 2.83GHz×Intel Core2 Quad Q6700 @ 2.66GHz×Intel Core2 Quad Q6600 @ 2.40GHz+ ADD
Price$19.991$29.98
BUY NOW!		$99.951$95.61
Socket TypeLGA775LGA775LGA775LGA775
CPU ClassDesktopDesktopDesktopDesktop
Clockspeed2.8 GHz2.8 GHz2.7 GHz2.4 GHz
Turbo SpeedNot SupportedNot SupportedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)4 (Threads: 4)4 (Threads: 4)4 (Threads: 4)
Max TDP65W95W105W105W
Yearly Running Cost$11.86$17.34$19.16$19.16
First Seen on ChartQ4 2008Q4 2008Q4 2008Q4 2008
# of Samples19638639597263
Single Thread Rating1169312221078958
CPU Mark1034229120641781
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
3 - Single thread rating may be higher than the overall rating, thread performance is just one component of the CPU Mark.

CPU Mark Rating
As of 28th of June 2022 - Higher results represent better performance
Intel Core2 Duo E8300 @ 2.83GHz
 1,034
Intel Core2 Quad Q9550 @ 2.83GHz
 2,291
Intel Core2 Quad Q6700 @ 2.66GHz
 2,064
Intel Core2 Quad Q6600 @ 2.40GHz
 1,781
PassMark Software © 2008-2022
CPU Value (CPU Mark / $Price)
As of 28th of June 2022 - Higher results represent better value
Intel Core2 Duo E8300 @ 2.83GHz
 51.71
Intel Core2 Quad Q9550 @ 2.83GHz
 76.42
Intel Core2 Quad Q6700 @ 2.66GHz
 20.65
Intel Core2 Quad Q6600 @ 2.40GHz
 18.63
PassMark Software © 2008-2022
CPU Single Thread Rating
As of 28th of June 2022 - Higher results represent better performance
Intel Core2 Duo E8300 @ 2.83GHz
 1,169
Intel Core2 Quad Q9550 @ 2.83GHz
 1,222
Intel Core2 Quad Q6700 @ 2.66GHz
 1,078
Intel Core2 Quad Q6600 @ 2.40GHz
 958
PassMark Software © 2008-2022

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 E8300 @ 2.83GHzIntel Core2 Quad Q9550 @ 2.83GHzIntel Core2 Quad Q6700 @ 2.66GHzIntel Core2 Quad Q6600 @ 2.40GHz
Max TDP65W95W105W105W
Power consumption per day (kWh)NANANANA
Running cost per dayNANANANA
Power consumption per year (kWh)NANANANA
Running cost per yearNANANANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.