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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-8086K @ 4.00GHz vs Intel Core i9-9900 @ 3.10GHz

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

×Intel Core i7-8086K @ 4.00GHz×Intel Core i9-9900 @ 3.10GHz+ ADD
Price$552.961$540.81 BUY NOW!
Socket TypeFCLGA1151-2FCLGA1151-2
CPU ClassDesktopDesktop
Clockspeed4.0 GHz3.1 GHz
Turbo SpeedUp to 5.0 GHzUp to 5.0 GHz
# of Physical Cores6 (2 logical cores per physical)8 (2 logical cores per physical)
Max TDP95W65W
Yearly Running Cost$17.34$11.86
First Seen on ChartQ2 2018Q2 2019
# of Samples90098
Single Thread Rating28232797
CPU Mark1668418616

CPU Mark Rating
As of 24th of February 2020 - Higher results represent better performance
Intel Core i7-8086K @ 4.00GHz
16,684
Intel Core i9-9900 @ 3.10GHz
18,616
CPU Value (CPU Mark / $Price)
As of 24th of February 2020 - Higher results represent better value
Intel Core i7-8086K @ 4.00GHz
30.17
Intel Core i9-9900 @ 3.10GHz
34.42
CPU Single Thread Rating
As of 24th of February 2020 - Higher results represent better performance
Intel Core i7-8086K @ 4.00GHz
2,823
Intel Core i9-9900 @ 3.10GHz
2,797

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 i7-8086K @ 4.00GHzIntel Core i9-9900 @ 3.10GHz
Max TDP95W65W
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.