Intel Core i9 13900KS vs i9 13900K

We compared two 24-core desktop CPUs: the 3.2 GHz Intel Core i9 13900KS against the 3.0 GHz i9 13900K. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.


General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
NanoReview Final Score
Generic CPU rating
The "iGPU" and "Power Efficiency" have a minor impact on the NanoReview Score when comparing desktop CPUs.

Key Differences

What are the key differences between 13900K and 13900KS
Advantages of Intel Core i9 13900KS
  • 11% higher Turbo Boost frequency (6 GHz vs 5.4 GHz)
  • 11% faster in a single-core Geekbench v6 test - 3409 vs 3063 points

Test in Benchmarks

Comparing the performance of CPUs across various tasks

Cinebench R23

Reputable cross-platform benchmark for high-performance processors
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
File compression 2140 MB/sec 1650 MB/sec
Clang compilation 207.8 Klines/sec 203.6 Klines/sec
HTML 5 Browser 585.4 pages/sec 548.7 pages/sec
PDF Renderer 634.9 Mpixels/sec 579.8 Mpixels/sec
Text processing 328.3 pages/sec 318.2 pages/sec
Background blur 92.1 images/sec 61.4 images/sec
Photo processing 224.1 images/sec 166.2 images/sec
Ray tracing 42 Mpixels/sec 47.1 Mpixels/sec
Sources: GeekBench [1], [2]


Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Integer math 214.1 GOps/sec 211.5 GOps/sec
Floating point math 157.2 GOps/sec 154.6 GOps/sec
Find prime numbers 266M Primes/sec 243M Primes/sec
Random string sorting 93.8M Strings/sec 90.7M Strings/sec
Data encryption 48.8 GBytes/sec 47.7 GBytes/sec
Data compression 832.1 MBytes/sec 813.6 MBytes/sec
Physics 3517 Frames/sec 3110 Frames/sec
Extended instructions 49.1B Matrices/sec 47.6B Matrices/sec
Sources: PassMark [3], [4]

Value for money

Enter the current prices of the CPUs and click "Calculate" to determine which one has a better value-to-performance ratio.


Full technical specification of Intel Core i9 13900KS and i9 13900K


Vendor Intel Intel
Released January 12, 2023 September 27, 2022
Type Desktop Desktop
instruction set x86-64 x86-64
Codename Raptor Lake Raptor Lake
Model number i9-13900KS i9-13900K
Integrated GPU UHD Graphics 770 UHD Graphics 770


Performance Cores
P-Cores 8 8
P-Threads 16 16
Base Frequency (P) 3.2 GHz 3.0 GHz
Turbo Boost Frequency (P) 6 GHz 5.4 GHz
Efficient Cores
E-Cores 16 16
E-Threads 16 16
Base Frequency (E) 2.4 GHz 2.2 GHz
Turbo Boost Frequency (E) 4.3 GHz 4.3 GHz
Total Cores 24 24
Total Threads 32 32
Bus Frequency 100 MHz 100 MHz
Multiplier 32x 30x
L1 Cache 80K (per core) 80K (per core)
L2 Cache 32MB (shared) 2MB (per core)
L3 Cache 36MB (shared) 36MB (shared)
Unlocked Multiplier Yes Yes


Fabrication process 10 nm 10 nm
TDP (PL1) 150 W 125 W
Max. Boost TDP (PL2) 253 W 253 W
Socket LGA-1700 LGA-1700
Peak temperature 100°C 100°C


Integrated Graphics Intel UHD Graphics 770 Intel UHD Graphics 770
GPU Base Clock 300 MHz 300 MHz
GPU Boost Clock 1650 MHz 1650 MHz
Shading Units 256 256
TMUs 16 16
ROPs 8 8
Execution Units 32 32
TGP 15 W 15 W

Memory Support

Memory types - DDR5-5600
- DDR4-3200
- DDR5-5600
- DDR4-3200
Memory Size 128 GB 128 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 89.6 GB/s 89.6 GB/s
ECC Support Yes Yes


Official site Intel Core i9 13900KS official page Intel Core i9 13900K official page
PCI Express Version 5.0 5.0
PCI Express Lanes 20 20

Cast your vote

Choose between two processors
187 (76%)
59 (24%)
Total votes: 246


So which CPU will you choose: Intel Core i9 13900K or i9 13900KS?
Dante 01 January 2023 15:47
Where are the game tests?
+24 Reply