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Intel i5-11400 vs i9-12900KF

The Intel Core i9-12900KF is newer than Intel Core i5-11400 @ 2.60GHz and is significantly faster in multi-threaded (CPU Mark) testing, it is around 27% faster in single-thread testing. However, Intel Core i5-11400 @ 2.60GHz uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 4508 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 i5-11400 @ 2.60GHz×Intel Core i9-12900KF+ ADD
Price $128.99 - BUY $249.99 - BUY
Socket TypeFCLGA1200FCLGA1700
CPU ClassDesktopDesktop
Clockspeed2.6 GHz3.2 GHz
Turbo SpeedUp to 4.4 GHzUp to 5.2 GHz
# of Physical Cores6 (Threads: 12)16 (Threads: 24)
CacheL1: 480KB, L2: 3.0MB, L3: 12MBL1: 1,408KB, L2: 14.0MB, L3: 30MB
TDP65W241W
Yearly Running Cost$11.86$43.98
OtherIntel UHD Graphics 730
First Seen on ChartQ1 2021Q4 2021
# of Samples25551953
CPU Value131.6164.4
Single Thread Rating(% diff. to max in group)3021(-27.3%)4155(0.0%)
CPU Mark(% diff. to max in group)16979(-58.7%)41095(0.0%)

CPU Mark Rating
As of 2nd of February 2025 - Higher results represent better performance
Intel Core i5-11400 @ 2.60GHz
16,979
Intel Core i9-12900KF
41,095
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 2nd of February 2025 - Higher results represent better value
Intel Core i5-11400 @ 2.60GHz
131.6
Intel Core i9-12900KF
164.4
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 2nd of February 2025 - Higher results represent better performance
Intel Core i5-11400 @ 2.60GHz
3,021
Intel Core i9-12900KF
4,155
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 i5-11400 @ 2.60GHz Intel Core i9-12900KF
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.