Ryzen 7 7800X3D vs Ryzen 7 9800X3D
Used processors: UK sold prices and specifications.
A used Ryzen 7 9800X3D sells for £88.19 more than a used Ryzen 7 7800X3D.Medians of 184 UK sales and 168 UK sales in the last 90 days.
| Model | Target Price | Range of sales, 90 days | Sales | 3-month | New from |
|---|---|---|---|---|---|
| Ryzen 7 7800X3D8 cores / 16 threads, AM5, 120W, Zen 4£172£337 | £211.80 | £172£337 | |||
| Ryzen 7 9800X3D8 cores / 16 threads, AM5, 120W, Zen 5£172£337 | £299.99 | £172£337 |
Both have 8 cores and 16 threads. Both fit AM5 boards. Per core, a used Ryzen 7 7800X3D costs £26.48 and a used Ryzen 7 9800X3D £37.50. The Ryzen 7 9800X3D came out in 2024 and the Ryzen 7 7800X3D in 2023.
Specification
| Specification | Ryzen 7 7800X3D | Ryzen 7 9800X3D |
|---|---|---|
| Brand | AMD | AMD |
| Family | Ryzen 7000 | Ryzen 9000 |
| Released | 2023 | 2024 |
| Architecture | Zen 4 | Zen 5 |
| Cores / threads | 8 / 16 | 8 / 16 |
| Max boost | 5.0GHz | 5.2GHz |
| Socket | AM5 | AM5 |
| Memory | DDR5 | DDR5 |
| TDP | 120W | 120W |
| Integrated graphics | Yes | Yes |
Which to buy used
Both fit AM5 and have eight cores with 3D cache. The 9800X3D is faster in games and much better in all-core work, thanks to a design that moves the cache under the cores. At 1440p and above with a mid-range card, you will feel the difference less.

