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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-8700K @ 3.70GHz vs Intel Core i7-7820X @ 3.60GHz

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


×Intel Core i7-8700K @ 3.70GHz×Intel Core i7-7820X @ 3.60GHz+ ADD
Price$359.99
BUY NOW!		$349.99
BUY NOW!
Socket TypeFCLGA1151-2FCLGA2066
CPU ClassDesktopDesktop
Clockspeed3.7 GHz3.6 GHz
Turbo SpeedUp to 4.7 GHzUp to 4.3 GHz
# of Physical Cores6 (Threads: 12)8 (Threads: 16)
Max TDP95W140W
Yearly Running Cost$17.34$25.55
First Seen on ChartQ4 2017Q2 2017
# of Samples11430846
Single Thread Rating27712537
CPU Mark1388417335

CPU Mark Rating
As of 18th of January 2022 - Higher results represent better performance
Intel Core i7-8700K @ 3.70GHz
 13,884
Intel Core i7-7820X @ 3.60GHz
 17,335
PassMark Software © 2008-2022
CPU Value (CPU Mark / $Price)
As of 18th of January 2022 - Higher results represent better value
Intel Core i7-8700K @ 3.70GHz
 38.57
Intel Core i7-7820X @ 3.60GHz
 49.53
PassMark Software © 2008-2022
CPU Single Thread Rating
As of 18th of January 2022 - Higher results represent better performance
Intel Core i7-8700K @ 3.70GHz
 2,771
Intel Core i7-7820X @ 3.60GHz
 2,537
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 Core i7-8700K @ 3.70GHzIntel Core i7-7820X @ 3.60GHz
Max TDP95W140W
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.