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Intel i5-11600 vs i5-11600KF

The Intel Core i5-11600 @ 2.80GHz is newer than Intel Core i5-11600KF @ 3.90GHz and is around -8% slower in multi-threaded (CPU Mark) testing. However the CPUs have comparable single-thread rating. Also, Intel Core i5-11600 @ 2.80GHz uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 1111 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 i5-11600 @ 2.80GHz×Intel Core i5-11600KF @ 3.90GHz+ ADD
Price $140 - BUY $157.59 - BUY
Socket TypeFCLGA1200FCLGA1200
CPU ClassDesktopDesktop
Clockspeed2.8 GHz3.9 GHz
Turbo SpeedUp to 4.8 GHzUp to 4.9 GHz
# of Physical Cores6 (Threads: 12)6 (Threads: 12)
CacheL1: 480KB, L2: 3.0MB, L3: 12MBL1: 480KB, L2: 3.0MB, L3: 12MB
TDP65W125W
Yearly Running Cost$11.86$22.81
OtherIntel UHD Graphics 750
First Seen on ChartQ2 2021Q2 2021
# of Samples400711
CPU Value128.0123.6
Single Thread Rating(% diff. to max in group)3281(-1.4%)3328(0.0%)
CPU Mark(% diff. to max in group)17915(-8.0%)19476(0.0%)

CPU Mark Rating
As of 11th of November 2025 - Higher results represent better performance
Intel Core i5-11600 @ 2.80GHz
17,915
Intel Core i5-11600KF @ 3.90GHz
19,476
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 11th of November 2025 - Higher results represent better value
Intel Core i5-11600 @ 2.80GHz
128.0
Intel Core i5-11600KF @ 3.90GHz
123.6
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 11th of November 2025 - Higher results represent better performance
Intel Core i5-11600 @ 2.80GHz
3,281
Intel Core i5-11600KF @ 3.90GHz
3,328
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 i5-11600 @ 2.80GHz Intel Core i5-11600KF @ 3.90GHz
Max TDP65W125W
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.