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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-6700K @ 4.00GHz vs Intel Core i7-6700 @ 3.40GHz

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


×Intel Core i7-6700K @ 4.00GHz×Intel Core i7-6700 @ 3.40GHz+ ADD
Price$296.98
BUY NOW!		$389.951
Socket TypeLGA1151LGA 1151
CPU ClassDesktopDesktop
Clockspeed4.0 GHz3.4 GHz
Turbo SpeedUp to 4.2 GHzUp to 4.0 GHz
# of Physical Cores4 (Threads: 8)4 (Threads: 8)
Max TDP95W65W
Yearly Running Cost$17.34$11.86
First Seen on ChartQ2 2015Q2 2015
# of Samples137957433
Cross-Platform Rating1696815375
Single Thread Rating25312301
CPU Mark89608043
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 8th of March 2021 - Higher results represent better performance
Intel Core i7-6700K @ 4.00GHz
 8,960
Intel Core i7-6700 @ 3.40GHz
 8,043
PassMark Software © 2008-2021
CPU Value (CPU Mark / $Price)
As of 8th of March 2021 - Higher results represent better value
Intel Core i7-6700K @ 4.00GHz
 30.17
Intel Core i7-6700 @ 3.40GHz
 20.63
PassMark Software © 2008-2021
CPU Single Thread Rating
As of 8th of March 2021 - Higher results represent better performance
Intel Core i7-6700K @ 4.00GHz
 2,531
Intel Core i7-6700 @ 3.40GHz
 2,301
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 Core i7-6700K @ 4.00GHzIntel Core i7-6700 @ 3.40GHz
Max TDP95W65W
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.