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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-7700K @ 4.20GHz vs Intel Core i7-6850K @ 3.60GHz

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

×Intel Core i7-7700K @ 4.20GHz×Intel Core i7-6850K @ 3.60GHz+ ADD
Price$467.86 BUY NOW!$399.99 BUY NOW!
Socket Type LGA 1151FCLGA2011-3
CPU ClassDesktopDesktop
Clockspeed4.2 GHz3.6 GHz
Turbo SpeedUp to 4.5 GHzUp to 4.0 GHz
# of Physical Cores4 (2 logical cores per physical)6 (2 logical cores per physical)
Max TDP95W140W
Yearly Running Cost$17.34$25.55
First Seen on ChartQ4 2016Q2 2016
# of Samples81591050
Single Thread Rating25812192
CPU Mark1199014367

CPU Mark Rating
As of 23rd of January 2020 - Higher results represent better performance
Intel Core i7-7700K @ 4.20GHz
11,990
Intel Core i7-6850K @ 3.60GHz
14,367
CPU Value (CPU Mark / $Price)
As of 23rd of January 2020 - Higher results represent better value
Intel Core i7-7700K @ 4.20GHz
25.63
Intel Core i7-6850K @ 3.60GHz
35.92
CPU Single Thread Rating
As of 23rd of January 2020 - Higher results represent better performance
Intel Core i7-7700K @ 4.20GHz
2,581
Intel Core i7-6850K @ 3.60GHz
2,192

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 i7-7700K @ 4.20GHzIntel Core i7-6850K @ 3.60GHz
Max TDP95W140W
Power consumption per day (kWh)abcabc
Running cost per dayabcabc
Power consumption per year (kWh)abcabc
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Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.