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AMD Ryzen 9 7950X3D vs AMD Ryzen 9 9900X3D: Comparison
AMD Ryzen 9 7950X3D and AMD Ryzen 9 9900X3D separate most on l2 cache: AMD Ryzen 9 7950X3D at 16 MB, AMD Ryzen 9 9900X3D at 12 MB, 25% in favour of AMD Ryzen 9 7950X3D. They match on 23 other specifications, including form factor, tdp and igpu.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Form Factor | Desktop | Desktop |
| Codename | Raphael | Granite Ridge |
| Release Year | 2022 | 2024 |
| TDP | 120 W | 120 W |
| iGPU | AMD Radeon Graphics (2 CUs, RDNA 2) | AMD Radeon Graphics (2 CUs, RDNA 2) |
| Market Segment | Desktop | Desktop |
| Socket | AM5 (LGA 1718) | AM5 (LGA 1718) |
| Socket Status | Current | Current |
| Process Node | 5 nm | 4 nm |
| Performance Cores | 16 | 12 |
| Efficiency Cores | 0 | 0 |
| SMT Enabled | true | true |
| P-Core Base Clock | 4.2 | 4.4 |
| P-Core Boost Clock | 5.7 | 5.5 |
| Unlocked Multiplier | true | true |
| L2 Cache | 16 MB | 12 MB-25% |
| L3 Cache | 128 MB | 128 MB |
| 3D Stacked Cache | true | true |
| Base Power | 120 W | 120 W |
| Max Turbo Power | 162 | 162 |
| Memory Type | DDR5 | DDR5 |
| Max Memory Speed | 5200 | 5600 |
| Memory Channels | 2 | 2 |
| Max Memory Capacity | 128 | 256 |
| ECC Support | true | true |
| Integrated Graphics | Yes | Yes |
| iGPU Model | AMD Radeon Graphics | AMD Radeon Graphics |
| iGPU Compute Units | 2 | 2 |
| Copilot Plus Certified | false | false |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| PCIe Lanes | 24 | 24 |
| Launch MSRP | 699 | 599 |
| Retail Availability | Boxed Retail | Boxed Retail |
| Cores | 16 | 12 |
| Threads | 32 | 24 |
| Architecture | Zen 4 (7000 series) | Zen 5 (9000 series) |
Verdict
AMD Ryzen 9 7950X3D
9.2 / 10 Expert Rating
The AMD Ryzen 9 7950X3D is one of the best gaming CPUs available, its huge L3 cache translating directly into higher in-game frame rates.
AMD Ryzen 9 9900X3D
9.2 / 10 Expert Rating
The AMD Ryzen 9 9900X3D is one of the best gaming CPUs available, its huge L3 cache translating directly into higher in-game frame rates.




