AMD Ryzen 9 5950X vs AMD Ryzen 9 7950X
- The AMD Ryzen 9 7950X launched $100 lower ($699 vs $799).
- Different sockets (AM4 and AM5): they need different motherboards.
AMD Ryzen 9 5950X
16 cores · 4.9 GHz · AM4 · DDR4-3200
Launched at $799
AMD Ryzen 9 7950X
16 cores · 5.7 GHz · AM5 · DDR5-5200
Launched at $699
Specs side by side
8 of 11 differ, marked. Speed isn't compared here: we only list specs we can source.
| Spec | AMD Ryzen 9 5950X | AMD Ryzen 9 7950X |
|---|---|---|
| Cores | 16 cores, 32 threads | 16 cores, 32 threads |
| Boost clock | Up to 4.9 GHz | Up to 5.7 GHz |
| L3 cache | 64 MB | 64 MB |
| Power (TDP) | 105 W | 170 W |
| Built-in graphics | No | Yes |
| Socket | AM4 | AM5 |
| PCIe | PCIe 4.0 | PCIe 5.0 |
| Official DDR4 speed | DDR4-3200 (DDR4-2667 with 4 modules) | — |
| Segment | Desktop | Desktop |
| Launched | Nov 5, 2020 | Sep 27, 2022 |
| Official DDR5 speed | — | DDR5-5200 (DDR5-3600 with 4 modules) |
Which motherboards take them
AMD Ryzen 9 5950X
AM4 boards with these chipsets:
- X570
- B550 (may need a BIOS update)
- A520 (may need a BIOS update)
- X470 (may need a BIOS update)
- B450 (may need a BIOS update)
- X370 (may need a BIOS update)
- B350 (may need a BIOS update)
- A320 (may need a BIOS update)
- X300
- A300
AMD Ryzen 9 7950X
AM5 boards with these chipsets:
- X870E
- X870
- B850
- B840
- X670E
- X670
- A620
- A620A
- B650E
- B650
Outlined: those boards may need a BIOS update before the CPU works.
Sources
AMD Ryzen 9 5950X
- Wikipedia: List of AMD Ryzen processors · CC BY-SA 4.0
AMD Ryzen 9 7950X
- Wikipedia: List of AMD Ryzen processors · CC BY-SA 4.0
Specs last checked Oct 19, 2026. Spotted a mistake? Tell us and we'll fix it.