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CPU Performance Comparison

Performance of selected CPUs can be found below. The values for the CPU are determined from thousands of PerformanceTest benchmark results and is updated daily.

Intel Core2 Quad Q6700 @ 2.66GHzAMD Phenom 9950 Quad-Core
Price$44.99 BUY NOW!$179.981
Socket TypeLGA775AM2+
CPU ClassDesktopDesktop
Clockspeed2.7 GHz2.6 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores44
Max TDP105W125W
Yearly Running Cost$19.16$22.81
First Seen on ChartQ4 2008Q4 2008
# of Samples784324
Single Thread Rating1030889
CPU Mark32873015
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.


CPU Mark Rating
As of 19th of July 2018 - Higher results represent better performance
Intel Core2 Quad Q6700 @ 2.66GHz
3,287
AMD Phenom 9950 Quad-Core
3,015
Intel Core i7-8700K @ 3.70GHz
15,990
AMD Ryzen 7 1700
13,748
Intel Core i7-5820K @ 3.30GHz
12,995
AMD Ryzen 5 1600
12,285
Intel Core i7-7700K @ 4.20GHz
12,055
PassMark Software © 2008-2018

CPU Value (CPU Mark / $Price)
As of 19th of July 2018 - Higher results represent better value
Intel Core2 Quad Q6700 @ 2.66GHz
73.08
AMD Phenom 9950 Quad-Core
16.75
Intel Core i7-8700K @ 3.70GHz
45.96
AMD Ryzen 7 1700
63.65
Intel Core i7-5820K @ 3.30GHz
48.13
AMD Ryzen 5 1600
81.91
Intel Core i7-7700K @ 4.20GHz
40.18
PassMark Software © 2008-2018

CPU Single Thread Rating
As of 19th of July 2018 - Higher results represent better performance
Intel Core2 Quad Q6700 @ 2.66GHz
1,030
AMD Phenom 9950 Quad-Core
889
Intel Core i7-8700K @ 3.70GHz
2,705
AMD Ryzen 7 1700
1,775
Intel Core i7-5820K @ 3.30GHz
2,021
AMD Ryzen 5 1600
1,824
Intel Core i7-7700K @ 4.20GHz
2,583
PassMark Software © 2008-2018





Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per day
Average CPU Utilization (0-100%)1
Power 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 Q6700 @ 2.66GHzAMD Phenom 9950 Quad-Core
Max TDP105W125W
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.


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