AMD Ryzen 9 7900X vs Ryzen 9 5950X

We compared two desktop CPUs: the 4.7 GHz AMD Ryzen 9 7900X with 12-cores against the 3.4 GHz Ryzen 9 5950X with 16-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
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 5950X and 7900X
Advantages of AMD Ryzen 9 7900X
  • Newer - released 2-years later
  • Around 25.72 GB/s (54%) higher theoretical memory bandwidth
  • More modern manufacturing process – 5 versus 7 nanometers
  • Newer PCI Express version – 5.0
  • 25% faster in a single-core Geekbench v5 test - 2273 vs 1825 points
  • Includes an integrated GPU Radeon Graphics (Ryzen 7000)
  • 14% higher Turbo Boost frequency (5.6 GHz vs 4.9 GHz)
Advantages of AMD Ryzen 9 5950X
  • Has 4 more physical cores

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
2048
Cinebench R23 (Multi-Core)
28793
Passmark CPU (Single-Core)
4348
Passmark CPU (Multi-Core)
52485
Geekbench 5 (Single-Core)
2279
Geekbench 5 (Multi-Core)
20880
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Specifications

Full technical specification of AMD Ryzen 9 7900X and Ryzen 9 5950X

General

Vendor AMD AMD
Released September 29, 2022 October 8, 2020
Type Desktop Desktop
instruction set x86-64 x86-64
Codename Zen 4 (Raphael) Zen 3 (Vermeer)
Integrated GPU Radeon Graphics (Ryzen 7000) No

CPU

Performance Cores
P-Cores 12 16
P-Threads 24 32
Base Frequency (P) 4.7 GHz 3.4 GHz
Turbo Boost Frequency (P) 5.6 GHz 4.9 GHz
Total
Total Cores 12 16
Total Threads 24 32
Bus Frequency 100 MHz 100 MHz
Multiplier 47x 34x
L1 Cache 64K (per core) 64K (per core)
L2 Cache 1MB (per core) 512K (per core)
L3 Cache 64MB (shared) 64MB (shared)
Unlocked Multiplier Yes Yes

Package

Transistors 13.1 billions 4.15 billions
Fabrication process 5 nm 7 nm
Socket AM5 AM4
TDP 170 W 105 W
Max. Boost TDP 230 W -
Peak temperature 95°C 95°C

iGPU

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 -
iGPU FLOPS
0.54 TFLOPS

Memory Support

Memory types DDR5-5200 DDR4-3200
Memory Size 128 GB 128 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 73.4 GB/s 47.68 GB/s
ECC Support Yes Yes

Misc

Official site AMD Ryzen 9 7900X official page AMD Ryzen 9 5950X official page
PCI Express Version 5.0 4.0
PCI Express Lanes 28 20

Cast your vote

Choose between two processors
78 (67.2%)
38 (32.8%)
Total votes: 116

Comments

So which CPU will you choose: AMD Ryzen 9 5950X or Ryzen 9 7900X?