Home > CPU Comparison > Ryzen 9 9900X3D or Ryzen 9 7900X3D: what's better?

AMD Ryzen 9 9900X3D vs Ryzen 9 7900X3D

87 out of 100
AMD Ryzen 9 9900X3D
VS
76 out of 100
AMD Ryzen 9 7900X3D
AMD Ryzen 9 9900X3D
AMD Ryzen 9 7900X3D

We compared two 12-core desktop CPUs: the 4.4 GHz AMD Ryzen 9 9900X3D against the 4.4 GHz Ryzen 9 7900X3D. 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
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
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.
πŸ”Œ Usage Scenario:

Value for money (Beta)

Global average CPU prices are used by default! For better accuracy, enter your current prices and click β€œCalculate".
Currency
VS
47.2
(Average)
Value Index
22.0
(Mediocre)

Key Differences

What are the key differences between 7900X3D and 9900X3D
Advantages of AMD Ryzen 9 9900X3D
  • Newer - released 2 years later
  • More modern manufacturing process – 4 versus 5 nanometers
  • More than 6Β° C higher critical temperature
  • 11% faster in a single-core Geekbench v6 test - 3349 vs 3024 points
Advantages of AMD Ryzen 9 7900X3D
  • 2% higher Turbo Boost frequency (5.6 GHz vs 5.5 GHz)

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Ryzen 9 9900X3D
vs
Ryzen 9 7900X3D

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Cinebench Scores (32nd and 62nd 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)
Geekbench 6 (Multi-Core)
Ryzen 9 9900X3D +17%
21380
Ryzen 9 7900X3D
18277
File compression 1820 MB/sec 1710 MB/sec
Clang compilation 195 Klines/sec 170.3 Klines/sec
HTML 5 Browser 410.5 pages/sec 353.7 pages/sec
PDF Renderer 544.3 Mpixels/sec 495.8 Mpixels/sec
Text processing 343.9 pages/sec 301.6 pages/sec
Background blur 81.8 images/sec 68.4 images/sec
Photo processing 144.2 images/sec 118.8 images/sec
Ray tracing 45.3 Mpixels/sec 36.7 Mpixels/sec
Sources: GeekBench [1], [2] – 1194 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Ryzen 9 9900X3D +12%
56131
Ryzen 9 7900X3D
50199
Integer math 179.6 GOps/sec 160 GOps/sec
Floating point math 119.6 GOps/sec 96.9 GOps/sec
Find prime numbers 547M Primes/sec 442M Primes/sec
Random string sorting 71.8M Strings/sec 70.9M Strings/sec
Data encryption 33.3 GBytes/sec 35.2 GBytes/sec
Data compression 684.8 MBytes/sec 592.1 MBytes/sec
Physics 5354 Frames/sec 4704 Frames/sec
Extended instructions 55.4B Matrices/sec 44.5B Matrices/sec
Sources: PassMark [3], [4] – 1146 & 2330 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Ryzen 9 9900X3D +17%
468.09
Ryzen 9 7900X3D
400.33

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 16 PPW 12.7 PPW
Geekbench 6 Multi / Watt 178.2 PPW 152.3 PPW
Passmark CPU Mark / Watt 467.8 PPW 418.3 PPW
Blender / Watt 3.9 PPW 3.34 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 9900X3D
DateBenchmarkResult
πŸ“˜ 2025-12-24 (NB_desktop)Cinebench 2024136 / 1325
πŸ“˜ 2025-11-11 (SprzatacZ)Cinebench 2024131 / 1757
πŸ“˜ 2025-09-20 (V3NT1N)Cinebench 2024137 / 1920
πŸ“˜ 2025-08-04 (petecitizen)Cinebench 2024132 / 1734
Add View all (4)
AMD Ryzen 9 7900X3D
DateBenchmarkResult
πŸ“˜ 2025-03-24 (Alban)Cinebench 2024124 / 1627
πŸ“˜ 2025-02-09 (hase)Cinebench 2024123 / 1674
πŸ“˜ 2025-01-20 (mdee2u04)Cinebench 2024117 / 1534
πŸ“˜ 2024-12-03 (Vancalar)Cinebench 2024115 / 1484
πŸ“˜ 2024-10-14 (RealSoulskater)Cinebench 2024114 / 1583
Add View all (8)

Specifications

Full technical specification of AMD Ryzen 9 9900X3D and Ryzen 9 7900X3D

General

Vendor Amd Amd
Released January 7, 2025 January 4, 2023
Type Desktop Desktop
Instruction Set x86-64 x86-64
Codename Zen 5 (Granite Ridge) Zen 4 (Raphael)
Model number 9900X3D -
Integrated GPU Radeon Graphics Radeon Graphics (Ryzen 7000)
Rival Equivalent - - Intel Core i9 13900K
Successor - - AMD Ryzen 9 9900X3D
AMD Ryzen CPU ranking (5th and 18th place)

CPU

Performance Cores
P-Cores 12 12
P-Threads 24 24
Base Frequency (P) 4.4 GHz 4.4 GHz
Turbo Boost Frequency (P) 5.5 GHz 5.6 GHz
Total
Total Cores 12 12
Total Threads 24 24
Bus Frequency 100 MHz 100 MHz
Multiplier 43x 44x
L1 Cache 80K (per core) 64K (per core)
L2 Cache 1MB (per core) 1MB (per core)
L3 Cache 128MB (shared) 128MB (shared)
Unlocked Multiplier Yes -

Package

Transistors - 13.1 billions
Fabrication Process 4 nm 5 nm
TDP (PL1) 120 W 120 W
Max. Boost TDP (PL2) 230 W 162 W
Socket AM5 AM5
Peak Temperature 95Β°C 89Β°C
Desktop CPU ranking (10th and 35th place)

iGPU

Integrated Graphics Radeon Graphics Radeon Graphics (Ryzen 7000)
GPU Base Clock 400 MHz 400 MHz
GPU Boost Clock 2200 MHz 2200 MHz
Shading Units 128 128
TMUs 8 8
ROPs 4 4
Execution Units 2 2
TGP 15 W 15 W
iGPU FLOPS
Ryzen 9 9900X3D
0.6 TFLOPS
Ryzen 9 7900X3D
0.6 TFLOPS
See: Radeon Graphics iGPU (Ryzen 7000) benchmarks

Memory Support

Memory Types - DDR5-5600 - DDR5-5200
Max. Memory Size 192 GB 192 GB
Memory Channels 2 2
Max. Memory Bandwidth 89.6 GB/s -
ECC Support Yes Yes

Misc

Official Site AMD Ryzen 9 9900X3D official page AMD Ryzen 9 7900X3D official page
PCI Express Version 5.0 5.0
PCI Express Lanes 28 28

Cast your vote

Choose between two processors
5 (35.7%)
9 (64.3%)
Total votes: 14

Competitors

1. AMD Ryzen 9 7900X3D vs AMD Ryzen 9 7900X (3)
2. AMD Ryzen 9 7900X3D vs AMD Ryzen 9 7950X3D (3)
3. AMD Ryzen 9 7900X3D vs Apple M3 Max
4. AMD Ryzen 9 7900X3D vs Intel Core i7 14700K
5. AMD Ryzen 9 7900X3D vs AMD Ryzen 7 7800X3D
6. AMD Ryzen 9 7900X3D vs AMD Ryzen 9 9900X
7. AMD Ryzen 9 9900X3D vs AMD Ryzen 7 9800X3D (1)
8. AMD Ryzen 9 9900X3D vs AMD Ryzen 9 9900X
9. AMD Ryzen 9 9900X3D vs Intel Core Ultra 9 285K
10. AMD Ryzen 9 9900X3D vs AMD Ryzen 9 9950X3D
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Comments

So which CPU will you choose: AMD Ryzen 9 7900X3D or Ryzen 9 9900X3D?
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