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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-7800X @ 3.50GHz vs Intel Core i7-8086K @ 4.00GHz

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

×Intel Core i7-7800X @ 3.50GHz×Intel Core i7-8086K @ 4.00GHz+ ADD
Price$509.991$552.961
Socket TypeFCLGA2066FCLGA1151-2
CPU ClassDesktopDesktop
Clockspeed3.5 GHz4.0 GHz
Turbo SpeedUp to 4.0 GHzUp to 5.0 GHz
# of Physical Cores6 (2 logical cores per physical)6 (2 logical cores per physical)
Max TDP140W95W
Yearly Running Cost$25.55$17.34
First Seen on ChartQ2 2017Q2 2018
# of Samples378878
Single Thread Rating22632823
CPU Mark1465616685

CPU Mark Rating
As of 19th of January 2020 - Higher results represent better performance
Intel Core i7-7800X @ 3.50GHz
14,656
Intel Core i7-8086K @ 4.00GHz
16,685
CPU Value (CPU Mark / $Price)
As of 19th of January 2020 - Higher results represent better value
Intel Core i7-7800X @ 3.50GHz
28.74
Intel Core i7-8086K @ 4.00GHz
30.17
CPU Single Thread Rating
As of 19th of January 2020 - Higher results represent better performance
Intel Core i7-7800X @ 3.50GHz
2,263
Intel Core i7-8086K @ 4.00GHz
2,823

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 i7-7800X @ 3.50GHzIntel Core i7-8086K @ 4.00GHz
Max TDP140W95W
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.