Intel i9-13900K and i9-13900F are 13th-generation i9 processors. i9-13900F is a relatively newer variant as it was released in Quarter 1 of 2023. i9-13900K was released by Intel in Quarter 4 of 2022.
We compare i9-13900K and i9-13900F core processors.
i9-13900K has an integrated display adapter while the i9-13900F does not come with an in-built display adapter or engine.
i9-13900K is faster than i9-13900F as you can see the base frequency and maximum turbo frequency for both processors.
i9-13900K consumes more power than i9-13900F. This is especially true in the case of the base power
Processor details i9-13900K i9-13900F Generation 13th generation 13th generation Segment Desktops Desktops Architecture Raptop Lake Raptop Lake Preceding processor i9-12900K i9-12900F Usage PC/Client/Tablet, Workstation PC/Client/Tablet Lithography Intel 7 Intel 7 Release date Q4-2022 Q1-2023
CPU Cores i9-13900K i9-13900F Total cores 24 24 Performance cores 8 8 Efficient cores 16 16 Threads 32 32 CPU Socket FCLGA1700 FCLGA1700 T Junction 100°C 100°C
There are no differences between i9-13900K and i9-13900F in terms of CPU cores and threads.
CPU Speed i9-13900K i9-13900F Performance core – Base Frequency 3.00 GHz 2.00 GHz Performance core – Turbo frequency 5.40 GHz 5.20 GHz Efficient core – Base frequency 2.20 GHz 1.50 GHz Efficient core – Turbo Frequency 4.30 GHz 4.20 GHz Intel Turbo Boost Max Frequency 5.70 GHz 5.50 GHz Intel Thermal Velocity Boost Frequency 5.80 GHz 5.60 GHz Max Turbo Frequency 5.80 GHz 5.60 GHz
i9-13900K is faster than i9-13900F. This is clear from the base frequency data for the performance and efficient cores in the processor.
Cache i9-13900K i9-13900F Total L3 cache (shared) 36 MB 36 MB Total L2 cache 32 MB 32 MB L2 cache per core 2 MB 2 MB
L3 Cache on i9-13900K and i9-13900F has increased to 36 MB. The 12th generation Intel core processors have a 30 MB L3 cache.
Memory details i9-13900K i9-13900F Total memory supported 128 GB 128 GB Memory channels 2 2 DDR 5 Memory support Yes Yes DDR 5 Memory Maximum Speed 5600 MT/s (mega transfers per second) 5600 MT/s (mega transfers per second) DDR 4 Memory Maximum Speed 3200 MT/s (mega transfers per second) 3200 MT/s (mega transfers per second) Maximum Memory Bandwidth 89.6 GB/s 89.6 GB/s ECC Memory compatible Yes No
i9-13900K and i9-13900F support DDR 4 and DDR 5 RAM. Both processors offer the same memory bandwidth.
Processor graphics i9-13900K i9-13900F Graphics engine UHD Graphics 770 Not integrated Graphics Base frequency 300 MHz Not integrated Graphics Max Dynamic frequency 1.65 GHz Not integrated Graphics output eDP 1.4b, DP 1.4a, HDMI 2.1 Max Resolution eDP 5120 x 3200 @ 120Hz Max Resolution 7680 x 4320 @ 60Hz Max Resolution (HDMI) 4096 x 2160 @ 60Hz Number of displays supported 4
i9-13900F does not come with an integrated display. i9-13900K has an in-built graphics engine that uses the UHD 770 processor graphics engine.
The integrated display or in-built display of i9-13900K is the major differentiator with i9-13900F core processor.
Slot expansions i9-13900K i9-13900F Direct Media Interface (DMI) Revision version 4 4 Max DMI lanes 8 8 PCIe 5 compatible Yes Yes PCIe 4 compatible Yes Yes PCI Express configuration Up to 1×16+4, 2×8+4 Up to 1×16+4, 2×8+4 Max PCI lanes 20 20
Power usage i9-13900K i9-13900F Base power 125 Watts 65 Watts Maximum Turbo power 253 Watts 219 Watts
i9-13900K consumes more power than the i9-13900F. The base power consumed by i9-13900K is almost double of the power consumption by i9-13900F.
Our money goes to i9-13900K because it is faster, has higher frequency, and can use the DDR 5 memory on a compatible motherboard.
Rajesh Dhawan is a technology professional who loves to blog about smart wearables, Cloud computing and Microsoft technologies. He loves to break complex problems into manageable chunks of meaningful information.