Home > CPU Comparison > Ryzen 9 7900 or Ryzen 9 5900: what's better?

AMD Ryzen 9 7900 vs Ryzen 9 5900

75 out of 100
AMD Ryzen 9 7900
VS
56 out of 100
AMD Ryzen 9 5900
AMD Ryzen 9 7900
AMD Ryzen 9 5900

We compared two 12-core desktop CPUs: the 3.7 GHz AMD Ryzen 9 7900 against the 3.0 GHz Ryzen 9 5900. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

  1. Review
  2. Differences
  3. Performance
  4. Specs
  5. Comments

Review

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
The "iGPU" and "Power Efficiency" have a minor impact on the NanoReview Score for desktop CPU.
NanoReview Final Score
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
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Value for money (Beta)

Global average CPU prices are used by default! For better accuracy, enter your current prices and click “Calculate".
Currency
VS
54.5
(Average)
Value Index
19.0
(Bad)

Key Differences

What are the key differences between 5900 and 7900
Advantages of AMD Ryzen 9 7900
  • Has 32 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
  • Newer - released 2 years later
  • More modern manufacturing process – 5 versus 7 nanometers
  • 36% faster in a single-core Geekbench v6 test - 2947 vs 2163 points
  • Newer PCI Express version – 5.0
  • Includes an integrated GPU Radeon Graphics (Ryzen 7000)
  • 15% higher Turbo Boost frequency (5.4 GHz vs 4.7 GHz)

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Ryzen 9 7900
vs
Ryzen 9 5900

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Ryzen 9 7900 +40%
1657
Ryzen 9 5900
1180
Cinebench Scores (54th and 115th place)
Submit your benchmark results

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Ryzen 9 7900 +36%
2947
Ryzen 9 5900
2163
Geekbench 6 (Multi-Core)
Ryzen 9 7900 +73%
17401
Ryzen 9 5900
10055
File compression 1690 MB/sec 1019.3 MB/sec
Clang compilation 149.9 Klines/sec 96.3 Klines/sec
HTML 5 Browser 341.4 pages/sec 169.6 pages/sec
PDF Renderer 481.5 Mpixels/sec 311.4 Mpixels/sec
Text processing 299.8 pages/sec 210.9 pages/sec
Background blur 70.3 images/sec 25.2 images/sec
Photo processing 119.8 images/sec 68.5 images/sec
Ray tracing 31 Mpixels/sec 23.9 Mpixels/sec
Sources: GeekBench [1], [2] – 1146 & 115 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Ryzen 9 7900 +20%
4121
Ryzen 9 5900
3433
Passmark CPU (Multi-Core)
Ryzen 9 7900 +41%
48032
Ryzen 9 5900
33946
Integer math 162.4 GOps/sec 128.1 GOps/sec
Floating point math 97.2 GOps/sec 69.1 GOps/sec
Find prime numbers 378M Primes/sec 214M Primes/sec
Random string sorting 68.5M Strings/sec 43.3M Strings/sec
Data encryption 34.4 GBytes/sec 26.2 GBytes/sec
Data compression 573.4 MBytes/sec 411.6 MBytes/sec
Physics 3027 Frames/sec 1695 Frames/sec
Extended instructions 41.9B Matrices/sec 26.9B Matrices/sec
Sources: PassMark [3], [4] – 3274 & 307 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Ryzen 9 7900 +31%
397.08
Ryzen 9 5900
302.08

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 25.5 PPW 18.2 PPW
Geekbench 6 Multi / Watt 267.7 PPW 154.7 PPW
Passmark CPU Mark / Watt 739 PPW 522.2 PPW
Blender / Watt 6.11 PPW 4.65 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Recent User Tests

The latest benchmark tests that have been submitted by users
AMD Ryzen 9 7900
DateBenchmarkResult
📘 2025-03-17 (A_Nobody)Cinebench 2024120 / 1657
Add View all (1)
AMD Ryzen 9 5900
No benchmark results yet
Add

Specifications

Full technical specification of AMD Ryzen 9 7900 and Ryzen 9 5900

General

Vendor Amd Amd
Released January 10, 2023 January 12, 2021
Type Desktop Desktop
Instruction Set x86-64 x86-64
Codename Zen 4 (Raphael) Zen 3 (Vermeer)
Integrated GPU Radeon Graphics (Ryzen 7000) No
Rival Equivalent - Intel Core i9 13900 - Intel Core i9 11900
Successor - - AMD Ryzen 9 7900
AMD Ryzen CPU ranking (20th and 88th place)

CPU

Performance Cores
P-Cores 12 12
P-Threads 24 24
Base Frequency (P) 3.7 GHz 3.0 GHz
Turbo Boost Frequency (P) 5.4 GHz 4.7 GHz
Total
Total Cores 12 12
Total Threads 24 24
Bus Frequency 100 MHz 100 MHz
Multiplier 37x 30x
L1 Cache 64K (per core) 64K (per core)
L2 Cache 1MB (per core) 512K (per core)
L3 Cache 64MB (shared) 32MB (shared)
Unlocked Multiplier Yes Yes

Package

Transistors 13.1 billions -
Fabrication Process 5 nm 7 nm
TDP (PL1) 65 W 65 W
Max. Boost TDP (PL2) 142 W 88 W
Socket AM5 AM4
Peak Temperature 95°C 95°C
Desktop CPU ranking (38th and 90th place)

iGPU

Integrated Graphics Radeon Graphics (Ryzen 7000) -
GPU Base Clock 400 MHz -
GPU Boost Clock 2200 MHz -
Shading Units 128 -
TMUs 8 -
ROPs 4 -
Execution Units 2 -
TGP 15 W -
iGPU FLOPS
Ryzen 9 7900
0.6 TFLOPS
Ryzen 9 5900
n/a
See: Radeon Graphics iGPU (Ryzen 7000) benchmarks

Memory Support

Memory Types - DDR5-5200 - DDR4-3200
Max. Memory Size 128 GB 128 GB
Memory Channels 2 2
ECC Support Yes Yes

Misc

Official Site AMD Ryzen 9 7900 official page -
PCI Express Version 5.0 4.0
PCI Express Lanes 28 20

Cast your vote

Choose between two processors
4 (80%)
1 (20%)
Total votes: 5

Competitors

1. AMD Ryzen 9 7900 vs AMD Ryzen 7 7700 (1)
2. AMD Ryzen 9 7900 vs AMD Ryzen 9 7900X
3. AMD Ryzen 9 7900 vs AMD Ryzen 9 7950X
4. AMD Ryzen 9 7900 vs AMD Ryzen 7 7800X3D
5. AMD Ryzen 9 7900 vs AMD Ryzen 7 7700X
Compare other CPUs (460+)

Comments

So which CPU will you choose: AMD Ryzen 9 5900 or Ryzen 9 7900?
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