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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-8700 @ 3.20GHz vs Intel Core i7-8700K @ 3.70GHz

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

×Intel Core i7-8700 @ 3.20GHz×Intel Core i7-8700K @ 3.70GHz+ ADD
Price$238
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$349.99
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Socket TypeFCLGA1151-2FCLGA1151-2
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.7 GHz
Turbo SpeedUp to 4.6 GHzUp to 4.7 GHz
# of Physical Cores6 (Threads: 12)6 (Threads: 12)
Max TDP65W95W
Yearly Running Cost$11.86$17.34
First Seen on ChartQ4 2017Q4 2017
# of Samples612011307
Single Thread Rating26742774
CPU Mark1306413890

CPU Mark Rating
As of 29th of November 2021 - Higher results represent better performance
Intel Core i7-8700 @ 3.20GHz
13,064
Intel Core i7-8700K @ 3.70GHz
13,890
CPU Value (CPU Mark / $Price)
As of 29th of November 2021 - Higher results represent better value
Intel Core i7-8700 @ 3.20GHz
54.89
Intel Core i7-8700K @ 3.70GHz
39.69
CPU Single Thread Rating
As of 29th of November 2021 - Higher results represent better performance
Intel Core i7-8700 @ 3.20GHz
2,674
Intel Core i7-8700K @ 3.70GHz
2,774

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 i7-8700 @ 3.20GHzIntel Core i7-8700K @ 3.70GHz
Max TDP65W95W
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.