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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i9-11900KB @ 3.30GHz vs Intel Core i9-12900K

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


×Intel Core i9-11900KB @ 3.30GHz×Intel Core i9-12900K+ ADD
Price$5391$589.99
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Socket TypeFCBGA1787FCLGA1700
CPU ClassDesktopDesktop
Clockspeed3.3 GHz3.2 GHz
Turbo SpeedUp to 4.9 GHzUp to 5.2 GHz
# of Physical Cores8 (Threads: 16)16 (Threads: 24)
Max TDP65W241W
Yearly Running Cost$11.86$43.98
First Seen on ChartQ3 2021Q4 2021
# of Samples271833
Single Thread Rating33074210
CPU Mark2274141221
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 25th of June 2022 - Higher results represent better performance
Intel Core i9-11900KB @ 3.30GHz
 22,741
Intel Core i9-12900K
 41,221
PassMark Software © 2008-2022
CPU Value (CPU Mark / $Price)
As of 25th of June 2022 - Higher results represent better value
Intel Core i9-11900KB @ 3.30GHz
 42.19
Intel Core i9-12900K
 69.87
PassMark Software © 2008-2022
CPU Single Thread Rating
As of 25th of June 2022 - Higher results represent better performance
Intel Core i9-11900KB @ 3.30GHz
 3,307
Intel Core i9-12900K
 4,210
PassMark Software © 2008-2022

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 i9-11900KB @ 3.30GHzIntel Core i9-12900K
Max TDP65W241W
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.