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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-6900K @ 3.20GHz 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 i7-6900K @ 3.20GHz×Intel Core i9-9900 @ 3.10GHz+ ADD
Price$399.99
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$402.21
BUY NOW!
Socket TypeFCLGA2011-3FCLGA1151-2
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.1 GHz
Turbo SpeedUp to 4.0 GHzUp to 5.0 GHz
# of Physical Cores8 (Threads: 16)8 (Threads: 16)
Max TDP140W65W
Yearly Running Cost$25.55$11.86
First Seen on ChartQ2 2016Q2 2019
# of Samples441298
Cross-Platform Rating3191335394
Single Thread Rating23852890
CPU Mark1399317103

CPU Mark Rating
As of 15th of June 2021 - Higher results represent better performance
Intel Core i7-6900K @ 3.20GHz
13,993
Intel Core i9-9900 @ 3.10GHz
17,103
CPU Value (CPU Mark / $Price)
As of 15th of June 2021 - Higher results represent better value
Intel Core i7-6900K @ 3.20GHz
34.98
Intel Core i9-9900 @ 3.10GHz
42.52
CPU Single Thread Rating
As of 15th of June 2021 - Higher results represent better performance
Intel Core i7-6900K @ 3.20GHz
2,385
Intel Core i9-9900 @ 3.10GHz
2,890

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 i7-6900K @ 3.20GHzIntel Core i9-9900 @ 3.10GHz
Max TDP140W65W
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.