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
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
NanoReview Final Score
Generic CPU rating
The "iGPU" and "Power Efficiency" have a minor impact on the NanoReview Score when comparing desktop CPUs.
Key Differences
Advantages of AMD Ryzen 9 7900X
- Newer - released 2-years later
- 62% faster in a single-core Geekbench v6 test - 3113 vs 1926 points
- Around 25.72 GB/s (54%) higher theoretical memory bandwidth
- More modern manufacturing process – 5 versus 7 nanometers
- Newer PCI Express version – 5.0
- 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
Promotion
Test in Benchmarks
Comparing the performance of CPUs across various tasksCinebench R23
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
GeekBench v6
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
| File compression | 1790 MB/sec | 1090 MB/sec |
| Clang compilation | 178.4 Klines/sec | 137.4 Klines/sec |
| HTML 5 Browser | 337.9 pages/sec | 225.5 pages/sec |
| PDF Renderer | 472.1 Mpixels/sec | 349.4 Mpixels/sec |
| Text processing | 313.2 pages/sec | 191.7 pages/sec |
| Background blur | 77.6 images/sec | 51.9 images/sec |
| Photo processing | 123.5 images/sec | 84.2 images/sec |
| Ray tracing | 39.3 Mpixels/sec | 37.7 Mpixels/sec |
PassMark
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
| Integer math | 171.8 GOps/sec | 189.7 GOps/sec |
| Floating point math | 105.1 GOps/sec | 100.2 GOps/sec |
| Find prime numbers | 382M Primes/sec | 238M Primes/sec |
| Random string sorting | 78.1M Strings/sec | 66.5M Strings/sec |
| Data encryption | 37.7 GBytes/sec | 40 GBytes/sec |
| Data compression | 639.9 MBytes/sec | 628.9 MBytes/sec |
| Physics | 3077 Frames/sec | 1916 Frames/sec |
| Extended instructions | 48B Matrices/sec | 40.4B Matrices/sec |
Value for money
Enter the current prices of the CPUs and click "Calculate" to determine which one has a better value-to-performance ratio.
Specifications
Full technical specification of AMD Ryzen 9 7900X and Ryzen 9 5950XGeneral
| 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
| 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 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 |
| TDP (PL1) | 170 W | 105 W |
| Max. Boost TDP (PL2) | 230 W | - |
| Socket | AM5 | AM4 |
| 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 | 448 | - |
| TMUs | 8 | - |
| ROPs | 4 | - |
| Execution Units | 2 | - |
| TGP | 15 W | - |
iGPU FLOPS
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
Total votes: 164