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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i5-7400 @ 3.00GHz vs Intel Core i7-7700K @ 4.20GHz vs Intel Core i7-7700 @ 3.60GHz

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

×Intel Core i5-7400 @ 3.00GHz×Intel Core i7-7700K @ 4.20GHz×Intel Core i7-7700 @ 3.60GHz+ ADD
Price$368
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$359.99
BUY NOW!
$792
BUY NOW!
Socket TypeFCLGA1151 LGA 1151LGA1151
CPU ClassDesktopDesktopDesktop
Clockspeed3.0 GHz4.2 GHz3.6 GHz
Turbo SpeedUp to 3.5 GHzUp to 4.5 GHzUp to 4.2 GHz
# of Physical Cores4 (Threads: 4)4 (Threads: 8)4 (Threads: 8)
Max TDP65W95W65W
Yearly Running Cost$11.86$17.34$11.86
First Seen on ChartQ1 2017Q4 2016Q4 2016
# of Samples297594474709
Cross-Platform Rating107421811316412
Single Thread Rating210927512474
CPU Mark551697108619

CPU Mark Rating
As of 30th of July 2021 - Higher results represent better performance
Intel Core i5-7400 @ 3.00GHz
5,516
Intel Core i7-7700K @ 4.20GHz
9,710
Intel Core i7-7700 @ 3.60GHz
8,619
CPU Value (CPU Mark / $Price)
As of 30th of July 2021 - Higher results represent better value
Intel Core i5-7400 @ 3.00GHz
14.99
Intel Core i7-7700K @ 4.20GHz
26.97
Intel Core i7-7700 @ 3.60GHz
10.88
CPU Single Thread Rating
As of 30th of July 2021 - Higher results represent better performance
Intel Core i5-7400 @ 3.00GHz
2,109
Intel Core i7-7700K @ 4.20GHz
2,751
Intel Core i7-7700 @ 3.60GHz
2,474

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 i5-7400 @ 3.00GHzIntel Core i7-7700K @ 4.20GHzIntel Core i7-7700 @ 3.60GHz
Max TDP65W95W65W
Power consumption per day (kWh)NANANA
Running cost per dayNANANA
Power consumption per year (kWh)NANANA
Running cost per yearNANANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.