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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-8700 @ 3.20GHz vs Intel Core i7-7800X @ 3.50GHz

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

×Intel Core i7-8700 @ 3.20GHz×Intel Core i7-7800X @ 3.50GHz+ ADD
Price$238
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$327.45
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Socket TypeFCLGA1151-2FCLGA2066
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.5 GHz
Turbo SpeedUp to 4.6 GHzUp to 4.0 GHz
# of Physical Cores6 (Threads: 12)6 (Threads: 12)
Max TDP65W140W
Yearly Running Cost$11.86$25.55
First Seen on ChartQ4 2017Q2 2017
# of Samples6131470
Single Thread Rating26742432
CPU Mark1306312835

CPU Mark Rating
As of 4th of December 2021 - Higher results represent better performance
Intel Core i7-8700 @ 3.20GHz
13,063
Intel Core i7-7800X @ 3.50GHz
12,835
CPU Value (CPU Mark / $Price)
As of 4th of December 2021 - Higher results represent better value
Intel Core i7-8700 @ 3.20GHz
54.89
Intel Core i7-7800X @ 3.50GHz
39.20
CPU Single Thread Rating
As of 4th of December 2021 - Higher results represent better performance
Intel Core i7-8700 @ 3.20GHz
2,674
Intel Core i7-7800X @ 3.50GHz
2,432

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 i7-8700 @ 3.20GHzIntel Core i7-7800X @ 3.50GHz
Max TDP65W140W
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.