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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-7800X @ 3.50GHz vs Intel Core i7-6800K @ 3.40GHz

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

×Intel Core i7-7800X @ 3.50GHz×Intel Core i7-6800K @ 3.40GHz+ ADD
Price$327.45
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$198.67
BUY NOW!
Socket TypeFCLGA2066LGA2011-v3
CPU ClassDesktopDesktop
Clockspeed3.5 GHz3.4 GHz
Turbo SpeedUp to 4.0 GHzUp to 3.8 GHz
# of Physical Cores6 (Threads: 12)6 (Threads: 12)
Max TDP140W140W
Yearly Running Cost$25.55$25.55
First Seen on ChartQ2 2017Q2 2016
# of Samples4631551
Cross-Platform Rating2402323614
Single Thread Rating24272269
CPU Mark1282010585

CPU Mark Rating
As of 16th of October 2021 - Higher results represent better performance
Intel Core i7-7800X @ 3.50GHz
12,820
Intel Core i7-6800K @ 3.40GHz
10,585
CPU Value (CPU Mark / $Price)
As of 16th of October 2021 - Higher results represent better value
Intel Core i7-7800X @ 3.50GHz
39.15
Intel Core i7-6800K @ 3.40GHz
53.28
CPU Single Thread Rating
As of 16th of October 2021 - Higher results represent better performance
Intel Core i7-7800X @ 3.50GHz
2,427
Intel Core i7-6800K @ 3.40GHz
2,269

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 i7-7800X @ 3.50GHzIntel Core i7-6800K @ 3.40GHz
Max TDP140W140W
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.