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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$388.77 BUY NOW!$431.82 BUY NOW!
Socket TypeFCLGA1151-2FCLGA1151-2
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.7 GHz
Turbo SpeedUp to 4.6 GHzUp to 4.7 GHz
# of Physical Cores6 (2 logical cores per physical)6 (2 logical cores per physical)
Max TDP65W95W
Yearly Running Cost$11.86$17.34
First Seen on ChartQ4 2017Q4 2017
# of Samples44749048
Single Thread Rating26252697
CPU Mark1513615933

CPU Mark Rating
As of 19th of January 2020 - Higher results represent better performance
Intel Core i7-8700 @ 3.20GHz
 15,136
Intel Core i7-8700K @ 3.70GHz
 15,933
PassMark Software © 2008-2020
CPU Value (CPU Mark / $Price)
As of 19th of January 2020 - Higher results represent better value
Intel Core i7-8700 @ 3.20GHz
 38.94
Intel Core i7-8700K @ 3.70GHz
 36.90
PassMark Software © 2008-2020
CPU Single Thread Rating
As of 19th of January 2020 - Higher results represent better performance
Intel Core i7-8700 @ 3.20GHz
 2,625
Intel Core i7-8700K @ 3.70GHz
 2,697
PassMark Software © 2008-2020

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)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.