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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-7820X @ 3.60GHz vs Intel Core i9-9900K @ 3.60GHz

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


×Intel Core i7-7820X @ 3.60GHz×Intel Core i9-9900K @ 3.60GHz+ ADD
Price$913.921$438.99
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Socket TypeFCLGA2066FCLGA1151-2
CPU ClassDesktopDesktop
Clockspeed3.6 GHz3.6 GHz
Turbo SpeedUp to 4.3 GHzUp to 5.0 GHz
# of Physical Cores8 (Threads: 16)8 (Threads: 16)
Max TDP140W95W
Yearly Running Cost$25.55$17.34
First Seen on ChartQ2 2017Q4 2018
# of Samples7436451
Cross-Platform Rating3381036253
Single Thread Rating25232983
CPU Mark1755618894
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 5th of August 2020 - Higher results represent better performance
Intel Core i7-7820X @ 3.60GHz
 17,556
Intel Core i9-9900K @ 3.60GHz
 18,894
PassMark Software © 2008-2020
CPU Value (CPU Mark / $Price)
As of 5th of August 2020 - Higher results represent better value
Intel Core i7-7820X @ 3.60GHz
 19.21
Intel Core i9-9900K @ 3.60GHz
 43.04
PassMark Software © 2008-2020
CPU Single Thread Rating
As of 5th of August 2020 - Higher results represent better performance
Intel Core i7-7820X @ 3.60GHz
 2,523
Intel Core i9-9900K @ 3.60GHz
 2,983
PassMark Software © 2008-2020

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 i7-7820X @ 3.60GHzIntel Core i9-9900K @ 3.60GHz
Max TDP140W95W
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Power consumption per year (kWh)abcabc
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Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.