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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-7740X @ 4.30GHz 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 i7-7740X @ 4.30GHz×Intel Core i7-6700K @ 4.00GHz+ ADD
Price$219.95
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$305
BUY NOW!
Socket TypeFCLGA2066LGA1151
CPU ClassDesktopDesktop
Clockspeed4.3 GHz4.0 GHz
Turbo SpeedUp to 4.5 GHzUp to 4.2 GHz
# of Physical Cores4 (Threads: 8)4 (Threads: 8)
Max TDP112W95W
Yearly Running Cost$20.44$17.34
First Seen on ChartQ2 2017Q2 2015
# of Samples16713859
Cross-Platform Rating1826117012
Single Thread Rating28012532
CPU Mark97628972

CPU Mark Rating
As of 18th of April 2021 - Higher results represent better performance
Intel Core i7-7740X @ 4.30GHz
9,762
Intel Core i7-6700K @ 4.00GHz
8,972
CPU Value (CPU Mark / $Price)
As of 18th of April 2021 - Higher results represent better value
Intel Core i7-7740X @ 4.30GHz
44.38
Intel Core i7-6700K @ 4.00GHz
29.42
CPU Single Thread Rating
As of 18th of April 2021 - Higher results represent better performance
Intel Core i7-7740X @ 4.30GHz
2,801
Intel Core i7-6700K @ 4.00GHz
2,532

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 i7-7740X @ 4.30GHzIntel Core i7-6700K @ 4.00GHz
Max TDP112W95W
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.