Intel Core i9 13900KF vs AMD Ryzen 9 7950X3D

We compared two desktop CPUs: the 3.0 GHz Intel Core i9 13900KF with 24-cores against the 4.2 GHz AMD Ryzen 9 7950X3D with 16-cores. 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 electricity consumption
NanoReview Final Score
Generic CPU rating

Key Differences

What are the key differences between 7950X3D and 13900KF
Advantages of Intel Core i9 13900KF
  • Has 8 more physical cores
  • More than 11° C higher critical temperature
Advantages of AMD Ryzen 9 7950X3D
  • Has 94208 KB larger L3 cache size
  • More modern manufacturing process – 5 versus 10 nanometers
  • Includes an integrated GPU Radeon Graphics (Ryzen 7000)
  • 6% higher Turbo Boost frequency (5.7 GHz vs 5.4 GHz)


Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)


Full technical specification of Intel Core i9 13900KF and AMD Ryzen 9 7950X3D


Vendor Intel AMD
Released September 27, 2022 January 4, 2023
Type Desktop Desktop
instruction set x86-64 x86-64
Codename Raptor Lake Zen 4 (Raphael)
Model number i9-13900K -
Integrated GPU No Radeon Graphics (Ryzen 7000)


Performance Cores
P-Cores 8 16
P-Threads 16 32
Base Frequency (P) 3.0 GHz 4.2 GHz
Turbo Boost Frequency (P) 5.4 GHz 5.7 GHz
Efficient Cores
E-Cores 16 -
E-Threads 16 -
Base Frequency (E) 2.2 GHz -
Turbo Boost Frequency (E) 4.3 GHz -
Total Cores 24 16
Total Threads 32 32
Bus Frequency 100 MHz 100 MHz
Multiplier 30x 42x
L1 Cache 80K (per core) 64K (per core)
L2 Cache 2MB (per core) 1MB (per core)
L3 Cache 36MB (shared) 128MB (shared)
Unlocked Multiplier Yes -


Transistors - 13.1 billions
Fabrication process 10 nm 5 nm
Socket LGA-1700 AM5
TDP 125 W 120 W
Max. Boost TDP 253 W 162 W
Peak temperature 100°C 89°C


Integrated Graphics - Radeon Graphics (Ryzen 7000)
GPU Base Clock - 1500 MHz
GPU Boost Clock - 2200 MHz
Shading Units - 128
TMUs - 8
ROPs - 4
Execution Units - 2
TGP - 15 W

Memory Support

Memory types DDR5-5600, DDR4-3200 DDR5-5200
Memory Size 128 GB 128 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 89.6 GB/s -
ECC Support Yes Yes


Official site Intel Core i9 13900KF official page AMD Ryzen 9 7950X3D official page
PCI Express Version 5.0 5.0
PCI Express Lanes 20 28

Cast your vote

Choose between two processors
18 (37.5%)
30 (62.5%)
Total votes: 48


So which CPU will you choose: AMD Ryzen 9 7950X3D or Intel Core i9 13900KF?