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Over 1,000,000 CPUs benchmarked

Intel i9-12900K vs i9-11900K

The Intel Core i9-12900K is newer than Intel Core i9-11900K @ 3.50GHz and is significantly faster in multi-threaded (CPU Mark) testing. The Intel Core i9-12900K is around 18% faster in single-thread testing. Also, Intel Core i9-11900K @ 3.50GHz uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 11877 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.

  • The first section will show basic information for each CPU selected.
  • The additional graphs shows the CPU Mark and Single Thread values of each CPU selected.
  • An accompany graph, if price data is available, will shows the value for money, in terms of the CPU Mark/Thread Rating per dollar.
  • The last section will show approximate yearly running costs for the CPUs.

×Intel Core i9-12900K×Intel Core i9-11900K @ 3.50GHz+ ADD
Price $314.99 - BUY Search Online
Socket TypeFCLGA1700FCLGA1200
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.5 GHz
Turbo SpeedUp to 5.2 GHzUp to 5.2 GHz
# of Physical Cores16 (Threads: 24)8 (Threads: 16)
CacheL1: 1,408KB, L2: 14.0MB, L3: 30MBL1: 640KB, L2: 4.0MB, L3: 16MB
TDP241W125W
Yearly Running Cost$43.98$22.81
OtherIntel UHD Graphics 770
First Seen on ChartQ4 2021Q1 2021
# of Samples84723405
CPU Value131.20.0
Single Thread Rating(% diff. to max in group)4142(0.0%)3510(-15.2%)
CPU Mark(% diff. to max in group)41321(0.0%)25061(-39.4%)

CPU Mark Rating
As of 25th of April 2025 - Higher results represent better performance
Intel Core i9-12900K
41,321
Intel Core i9-11900K @ 3.50GHz
25,061
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 25th of April 2025 - Higher results represent better value
Intel Core i9-12900K
131.2
Intel Core i9-11900K @ 3.50GHz
NA
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 25th of April 2025 - Higher results represent better performance
Intel Core i9-12900K
4,142
Intel Core i9-11900K @ 3.50GHz
3,510
PassMark Software © 2008-2025
Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per day Average CPU Utilization (0-100%)1 Power cost, $ per kWh2
8
25
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 i9-12900K Intel Core i9-11900K @ 3.50GHz
Max TDP241W125W
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.