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
Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of electricity consumption
NanoReview Final Score
Generic CPU rating
Key Differences
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
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
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Specifications
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
| 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 |
| 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
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: 116