Intel Core i9-13900KF vs Intel Core i9-13900KS

Last updated: 2024-03-15

CPU comparison with benchmarks


Intel Core i9-13900KF		Intel Core i9-13900KS
CPU comparison Intel Core i9-13900KF or Intel Core i9-13900KS - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results. The Intel Core i9-13900KF has 24 cores with 32 threads and clocks with a maximum frequency of 5.80 GHz. Up to 192 GB of memory is supported in 2 memory channels. The Intel Core i9-13900KF was released in Q4/2022. The Intel Core i9-13900KS has 24 cores with 32 threads and clocks with a maximum frequency of 6.00 GHz. The CPU supports up to 192 GB of memory in 2 memory channels. The Intel Core i9-13900KS was released in Q1/2023.

Intel Core i9 (78)	Family	Intel Core i9 (78)
Intel Core i 13000 (17)	CPU group	Intel Core i 13000 (17)
13	Generation	13
Raptor Lake S	Architecture	Raptor Lake S
Desktop / Server	Segment	Desktop / Server
Intel Core i9-12900KF	Predecessor	Intel Core i9-12900KS
Intel Core i9-14900KF	Successor	Intel Core i9-14900KS

CPU Cores and Base Frequency The Intel Core i9-13900KF has 24 CPU cores and can calculate 32 threads in parallel. The clock frequency of the Intel Core i9-13900KF is 3.00 GHz (5.80 GHz) while the Intel Core i9-13900KS has 24 CPU cores and 32 threads can calculate simultaneously. The clock frequency of the Intel Core i9-13900KS is at 3.20 GHz (6.00 GHz).
Intel Core i9-13900KF	Characteristic	Intel Core i9-13900KS
24	Cores	24
32	Threads	32
hybrid (big.LITTLE)	Core architecture	hybrid (big.LITTLE)
Yes	Hyperthreading	Yes
Yes	Overclocking ?	Yes
3.00 GHz (5.80 GHz) 8x Raptor Cove	A-Core	3.20 GHz (6.00 GHz) 8x Raptor Cove
2.20 GHz (4.30 GHz) 16x Gracemont	B-Core	2.40 GHz (4.30 GHz) 16x Gracemont
Artificial Intelligence and Machine Learning Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.
Intel Core i9-13900KF	Characteristic	Intel Core i9-13900KS
--	AI hardware	--
--	AI specifications	--

Internal Graphics The Intel Core i9-13900KF or Intel Core i9-13900KS has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
no iGPU	GPU	Intel UHD Graphics 770
	GPU frequency	0.30 GHz
--	GPU (Turbo)	1.65 GHz
--	GPU Generation	11
	Technology	10 nm
	Max. displays	3
--	Compute units	32
--	Shader	256
No	Hardware Raytracing	No
No	Frame Generation	No
--	Max. GPU Memory	64 GB
--	DirectX Version	12

Hardware codec support A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
no iGPU	GPU	Intel UHD Graphics 770
No	Codec h265 / HEVC (8 bit)	Decode / Encode
No	Codec h265 / HEVC (10 bit)	Decode / Encode
No	Codec h264	Decode / Encode
No	Codec VP9	Decode / Encode
No	Codec VP8	Decode / Encode
No	Codec AV1	Decode
No	Codec AVC	Decode / Encode
No	Codec VC-1	Decode
No	Codec JPEG	Decode / Encode

Memory & PCIe The Intel Core i9-13900KF can use up to 192 GB of memory in 2 memory channels. The maximum memory bandwidth is 89.6 GB/s. The Intel Core i9-13900KS supports up to 192 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 89.6 GB/s.
Intel Core i9-13900KF	Characteristic	Intel Core i9-13900KS
DDR5-5600, DDR4-3200	Memory	DDR5-5600, DDR4-3200
192 GB	Max. Memory	192 GB
2 (Dual Channel)	Memory channels	2 (Dual Channel)
89.6 GB/s	Max. Bandwidth	89.6 GB/s
Yes	ECC	Yes
32.00 MB	L2 Cache	32.00 MB
36.00 MB	L3 Cache	36.00 MB
5.0	PCIe version	5.0
20	PCIe lanes	20
78.8 GB/s	PCIe Bandwidth	78.8 GB/s
Thermal Management The thermal design power (TDP for short) of the Intel Core i9-13900KF is 125 W, while the Intel Core i9-13900KS has a TDP of 150 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.
Intel Core i9-13900KF	Characteristic	Intel Core i9-13900KS
125 W	TDP (PL1 / PBP)	150 W
253 W	TDP (PL2)	253 W
--	TDP up	320 W
--	TDP down	--
100 °C	Tjunction max.	100 °C
Technical details The Intel Core i9-13900KF is manufactured in 10 nm and has 68.00 MB cache. The Intel Core i9-13900KS is manufactured in 10 nm and has a 68.00 MB cache.
Intel Core i9-13900KF	Characteristic	Intel Core i9-13900KS
10 nm	Technology	10 nm
Monolithic	Chip design	Monolithic
x86-64 (64 bit)	Instruction set (ISA)	x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX2+	ISA extensions	SSE4.1, SSE4.2, AVX2, AVX2+
LGA 1700	Socket	LGA 1700
VT-x, VT-x EPT, VT-d	Virtualization	VT-x, VT-x EPT, VT-d
Yes	AES-NI	Yes
Windows 10, Windows 11, Linux	Operating systems	Windows 10, Windows 11, Linux
Q4/2022	Release date	Q1/2023
564 $	Release price	699 $

show more data		show more data

Intel Core i9-13900KF 24C 32T @ 3.00 GHz (5.80 GHz) buy now on Amazon and save! Intel Core i9-13900KS 24C 32T @ 3.20 GHz (6.00 GHz) buy now on Amazon and save!

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Average performance in benchmarks

⌀ Single core performance in 6 CPU benchmarks

Intel Core i9-13900KF (97%)

Intel Core i9-13900KS (100%)

⌀ Multi core performance in 7 CPU benchmarks

Intel Core i9-13900KF (97%)

Intel Core i9-13900KS (100%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.


	Intel Core i9-13900KF 24C 32T @ 5.80 GHz	132 (96%)
	Intel Core i9-13900KS 24C 32T @ 6.00 GHz	137 (100%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.


	Intel Core i9-13900KF 24C 32T @ 5.80 GHz	2144 (99%)
	Intel Core i9-13900KS 24C 32T @ 6.00 GHz	2158 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	Intel Core i9-13900KF 24C 32T @ 5.80 GHz	2241 (97%)
	Intel Core i9-13900KS 24C 32T @ 6.00 GHz	2317 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	Intel Core i9-13900KF 24C 32T @ 5.50 GHz	39652 (97%)
	Intel Core i9-13900KS 24C 32T @ 5.60 GHz	40837 (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	Intel Core i9-13900KF 24C 32T @ 5.80 GHz	2147 (97%)
	Intel Core i9-13900KS 24C 32T @ 6.00 GHz	2221 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	Intel Core i9-13900KF 24C 32T @ 5.50 GHz	23982 (96%)
	Intel Core i9-13900KS 24C 32T @ 5.60 GHz	24854 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.


	Intel Core i9-13900KF 24C 32T @ 5.80 GHz	2868 (96%)
	Intel Core i9-13900KS 24C 32T @ 6.00 GHz	2997 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.


	Intel Core i9-13900KF 24C 32T @ 5.50 GHz	20305 (97%)
	Intel Core i9-13900KS 24C 32T @ 5.60 GHz	20947 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	Intel Core i9-13900KF 24C 32T @ 5.80 GHz	877 (97%)
	Intel Core i9-13900KS 24C 32T @ 6.00 GHz	902 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	Intel Core i9-13900KF 24C 32T @ 5.50 GHz	15350 (99%)
	Intel Core i9-13900KS 24C 32T @ 5.60 GHz	15432 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.


	Intel Core i9-13900KF 24C 32T @ 5.50 GHz	59155 (95%)
	Intel Core i9-13900KS 24C 32T @ 5.60 GHz	62340 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	Intel Core i9-13900KF 24C 32T @ 5.80 GHz	330 (98%)
	Intel Core i9-13900KS 24C 32T @ 6.00 GHz	338 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	Intel Core i9-13900KF 24C 32T @ 5.50 GHz	6141 (99%)
	Intel Core i9-13900KS 24C 32T @ 5.60 GHz	6220 (100%)

CPU performance per watt (efficiency)

Efficiency of the processor under full load in the Cinebench R23 (multi-core) benchmark. The benchmark result is divided by the average energy required (CPU package power in watts). The higher the value, the more efficient the CPU is under full load.


	Intel Core i9-13900KF 39,652 CB R23 MC @ 252 W	157 (99%)
	Intel Core i9-13900KS 40,837 CB R23 MC @ 257 W	159 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.


	Intel Core i9-13900KF @ 0.00 GHz	0 (0%)
	Intel Core i9-13900KS Intel UHD Graphics 770 @ 1.65 GHz	846 (100%)

Blender 3.1 Benchmark

In the Blender Benchmark 3.1, the scenes "monster", "junkshop" and "classroom" are rendered and the time required by the system is measured. In our benchmark we test the CPU and not the graphics card. Blender 3.1 was presented as a standalone version in March 2022.


	Intel Core i9-13900KF 24C 32T @ 5.50 GHz	557 (100%)
	Intel Core i9-13900KS 24C 32T @ 5.60 GHz	0 (0%)

CPU-Z Benchmark 17 (Single-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.


	Intel Core i9-13900KF 24C 32T @ 5.50 GHz	893 (100%)
	Intel Core i9-13900KS 24C 32T @ 5.60 GHz	0 (0%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.


	Intel Core i9-13900KF 24C 32T @ 3.00 GHz	16715 (100%)
	Intel Core i9-13900KS 24C 32T @ 3.20 GHz	0 (0%)

Devices using this processor
Intel Core i9-13900KF	Intel Core i9-13900KS
Unknown	Unknown

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