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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-7700K @ 4.20GHz vs Intel Core i7-6700K @ 4.00GHz

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 i7-6700K @ 4.00GHz+ ADD
Price$365
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$198
BUY NOW!
Socket Type LGA 1151LGA1151
CPU ClassDesktopDesktop
Clockspeed4.2 GHz4.0 GHz
Turbo SpeedUp to 4.5 GHzUp to 4.2 GHz
# of Physical Cores4 (Threads: 8)4 (Threads: 8)
Max TDP95W95W
Yearly Running Cost$17.34$17.34
Other
First Seen on ChartQ4 2016Q3 2015
# of Samples1020914751
Single Thread Rating(% diff. to max in group)2730(0.0%)2520(-7.7%)
CPU Mark(% diff. to max in group)9670(0.0%)8972(-7.2%)

CPU Mark Rating
As of 13th of August 2022 - Higher results represent better performance
Intel Core i7-7700K @ 4.20GHz
9,670
Intel Core i7-6700K @ 4.00GHz
8,972
CPU Value (CPU Mark / $Price)
As of 13th of August 2022 - Higher results represent better value
Intel Core i7-7700K @ 4.20GHz
26.49
Intel Core i7-6700K @ 4.00GHz
45.31
CPU Single Thread Rating
As of 13th of August 2022 - Higher results represent better performance
Intel Core i7-7700K @ 4.20GHz
2,730
Intel Core i7-6700K @ 4.00GHz
2,520

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 i7-6700K @ 4.00GHz
Max TDP95W95W
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.