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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-6900K @ 3.20GHz vs Intel Core i9-9900T @ 2.10GHz

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


×Intel Core i7-6900K @ 3.20GHz×Intel Core i9-9900T @ 2.10GHz+ ADD
Price$580
BUY NOW!		$4391
Socket TypeFCLGA2011-3FCLGA1151-2
CPU ClassDesktopDesktop
Clockspeed3.2 GHz2.1 GHz
Turbo SpeedUp to 4.0 GHzUp to 4.4 GHz
# of Physical Cores8 (Threads: 16)8 (Threads: 16)
Max TDP140W35W
Yearly Running Cost$25.55$6.39
First Seen on ChartQ2 2016Q4 2019
# of Samples42614
Cross-Platform Rating2981324988
Single Thread Rating23512440
CPU Mark1340213664
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 21st of October 2020 - Higher results represent better performance
Intel Core i7-6900K @ 3.20GHz
 13,402
Intel Core i9-9900T @ 2.10GHz
 13,664
PassMark Software © 2008-2020
CPU Value (CPU Mark / $Price)
As of 21st of October 2020 - Higher results represent better value
Intel Core i7-6900K @ 3.20GHz
 23.11
Intel Core i9-9900T @ 2.10GHz
 31.13
PassMark Software © 2008-2020
CPU Single Thread Rating
As of 21st of October 2020 - Higher results represent better performance
Intel Core i7-6900K @ 3.20GHz
 2,351
Intel Core i9-9900T @ 2.10GHz
 2,440
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 i7-6900K @ 3.20GHzIntel Core i9-9900T @ 2.10GHz
Max TDP140W35W
Power consumption per day (kWh)abcabc
Running cost per dayabcabc
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.