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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-7700K @ 4.20GHz vs Intel Core i7-8700T @ 2.40GHz

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 i7-8700T @ 2.40GHz+ ADD
Price$395
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$343.02
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Socket Type LGA 1151FCLGA1151-2
CPU ClassDesktopDesktop
Clockspeed4.2 GHz2.4 GHz
Turbo SpeedUp to 4.5 GHzUp to 4.0 GHz
# of Physical Cores4 (Threads: 8)6 (Threads: 12)
Max TDP95W35W
Yearly Running Cost$17.34$6.39
First Seen on ChartQ4 2016Q1 2018
# of Samples10052309
Single Thread Rating27302366
CPU Mark966210448

CPU Mark Rating
As of 23rd of May 2022 - Higher results represent better performance
Intel Core i7-7700K @ 4.20GHz
9,662
Intel Core i7-8700T @ 2.40GHz
10,448
CPU Value (CPU Mark / $Price)
As of 23rd of May 2022 - Higher results represent better value
Intel Core i7-7700K @ 4.20GHz
24.46
Intel Core i7-8700T @ 2.40GHz
30.46
CPU Single Thread Rating
As of 23rd of May 2022 - Higher results represent better performance
Intel Core i7-7700K @ 4.20GHz
2,730
Intel Core i7-8700T @ 2.40GHz
2,366

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 i7-8700T @ 2.40GHz
Max TDP95W35W
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.