Home > CPU Comparison > Ryzen 9 7900 or Ryzen 7 7700X: what's better?

AMD Ryzen 9 7900 vs Ryzen 7 7700X

75 out of 100
AMD Ryzen 9 7900
VS
68 out of 100
AMD Ryzen 7 7700X
AMD Ryzen 9 7900
AMD Ryzen 7 7700X

We compared two desktop CPUs: the 3.7 GHz AMD Ryzen 9 7900 with 12-cores against the 4.5 GHz Ryzen 7 7700X with 8-cores. 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.
๐Ÿ”Œ Usage Scenario:

Value for money (Beta)

Global average CPU prices are used by default! For better accuracy, enter your current prices and click โ€œCalculate".
Currency
VS
54.5
(Average)
Value Index
82.1
(Good)

Key Differences

What are the key differences between 7700X and 7900
Advantages of AMD Ryzen 9 7900
  • Has 32 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
  • Has 4 more physical cores

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Ryzen 9 7900
vs
Ryzen 7 7700X

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Ryzen 9 7900 +50%
1657
Ryzen 7 7700X
1104
Cinebench 2026 (Single) - 619
Cinebench 2026 (Multi) - 4481
Cinebench Scores (54th and 131st 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 +1%
2947
Ryzen 7 7700X
2931
Geekbench 6 (Multi-Core)
Ryzen 9 7900 +12%
17401
Ryzen 7 7700X
15478
File compression 1690 MB/sec 1560 MB/sec
Clang compilation 149.9 Klines/sec 120.3 Klines/sec
HTML 5 Browser 341.4 pages/sec 298 pages/sec
PDF Renderer 481.5 Mpixels/sec 437.3 Mpixels/sec
Text processing 299.8 pages/sec 300.6 pages/sec
Background blur 70.3 images/sec 72.1 images/sec
Photo processing 119.8 images/sec 114.7 images/sec
Ray tracing 31 Mpixels/sec 26.7 Mpixels/sec
Sources: GeekBench [1], [2] โ€“ 1146 & 840 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Ryzen 9 7900
4121
Ryzen 7 7700X +1%
4176
Passmark CPU (Multi-Core)
Ryzen 9 7900 +35%
48032
Ryzen 7 7700X
35487
Integer math 162.4 GOps/sec 111.7 GOps/sec
Floating point math 97.2 GOps/sec 68.6 GOps/sec
Find prime numbers 378M Primes/sec 177M Primes/sec
Random string sorting 68.5M Strings/sec 49.9M Strings/sec
Data encryption 34.4 GBytes/sec 24.6 GBytes/sec
Data compression 573.4 MBytes/sec 418.3 MBytes/sec
Physics 3027 Frames/sec 1980 Frames/sec
Extended instructions 41.9B Matrices/sec 31.9B Matrices/sec
Sources: PassMark [3], [4] โ€“ 3274 & 9568 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Ryzen 9 7900 +40%
397.08
Ryzen 7 7700X
284.16

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 25.5 PPW 10.5 PPW
Geekbench 6 Multi / Watt 267.7 PPW 147.4 PPW
Passmark CPU Mark / Watt 739 PPW 338 PPW
Blender / Watt 6.11 PPW 2.71 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
๐Ÿ“˜ 2025-03-17 (A_Nobody)Cinebench 2024120 / 1657
Add View all (1)
AMD Ryzen 7 7700X
DateBenchmarkResult
๐Ÿ“˜ 2026-07-11 (ankan_001)Geekbench 6 CPU3068 / 16420
๐Ÿ“˜ 2026-06-15 (Bigscheff)Geekbench 6 CPU3011 / 15732
๐Ÿ“˜ 2026-06-15 (Bigscheff)Cinebench 2026634 / 4679
๐Ÿ“˜ 2026-05-10 (darkV0R4X)Cinebench 2026521 / 3583
๐Ÿ“˜ 2026-05-01 (EMPEROR)Cinebench 2026619 / 4481
Add View all (22)

Specifications

Full technical specification of AMD Ryzen 9 7900 and Ryzen 7 7700X

General

Vendor Amd Amd
Released January 10, 2023 September 29, 2022
Type Desktop Desktop
Instruction Set x86-64 x86-64
Codename Zen 4 (Raphael) Zen 4 (Raphael)
Integrated GPU Radeon Graphics (Ryzen 7000) Radeon Graphics (Ryzen 7000)
Rival Equivalent - Intel Core i9 13900 - Intel Core i7 13700K
Successor - - AMD Ryzen 7 9700X
AMD Ryzen CPU ranking (20th and 39th place)

CPU

Performance Cores
P-Cores 12 8
P-Threads 24 16
Base Frequency (P) 3.7 GHz 4.5 GHz
Turbo Boost Frequency (P) 5.4 GHz 5.4 GHz
Total
Total Cores 12 8
Total Threads 24 16
Bus Frequency 100 MHz 100 MHz
Multiplier 37x 45x
L1 Cache 64K (per core) 64K (per core)
L2 Cache 1MB (per core) 1MB (per core)
L3 Cache 64MB (shared) 32MB (shared)
Unlocked Multiplier Yes Yes

Package

Transistors 13.1 billions 6.57 billions
Fabrication Process 5 nm 5 nm
TDP (PL1) 65 W 105 W
Max. Boost TDP (PL2) 142 W 142 W
Socket AM5 AM5
Peak Temperature 95ยฐC 95ยฐC
Desktop CPU ranking (38th and 53rd place)

iGPU

Integrated Graphics Radeon Graphics (Ryzen 7000) 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 7900
0.6 TFLOPS
Ryzen 7 7700X
0.6 TFLOPS
See: Radeon Graphics iGPU (Ryzen 7000) benchmarks

Memory Support

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

Misc

Official Site AMD Ryzen 9 7900 official page AMD Ryzen 7 7700X official page
PCI Express Version 5.0 5.0
PCI Express Lanes 28 28

Cast your vote

Choose between two processors
75 (89.3%)
9 (10.7%)
Total votes: 84

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 7 7800X3D
4. AMD Ryzen 7 7700X vs Intel Core i7 14700F (1)
5. AMD Ryzen 7 7700X vs AMD Ryzen 7 9700X (5)
6. AMD Ryzen 7 7700X vs AMD Ryzen 7 7800X3D (3)
7. AMD Ryzen 7 7700X vs AMD Ryzen 7 7800X
8. AMD Ryzen 7 7700X vs AMD Ryzen 9 9950X
9. AMD Ryzen 7 7700X vs Intel Core i9 12900K (1)
Compare other CPUs (460+)

Comments

So which CPU will you choose: AMD Ryzen 7 7700X or Ryzen 9 7900?
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