AMD
Radeon RX 7900 XT
RDNA 3 · 20 GB GDDR6 · 315 W
88
/ 100
From $899
VS
Radeon RX 7900 XT wins by 4
AMD
Radeon RX 7800 XT
RDNA 3 · 16 GB GDDR6 · 263 W
84
/ 100
From $499
Specdex verdict
Radeon RX 7900 XT takes it — here’s why.
In our weighted Specdex score, Radeon RX 7900 XT lands at 88 and Radeon RX 7800 XT at 84. That puts Radeon RX 7900 XT ahead by 4 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Radeon RX 7900 XT if…
- ✓More VRAM at price tier
- ✓FSR support
- ✓Driver open-source on Linux
Pick Radeon RX 7800 XT if…
- ✓More VRAM at price tier
- ✓FSR support
- ✓Driver open-source on Linux
Radeon RX 7900 XT 88
vs 84 Radeon RX 7800 XT
Score breakdown
Radeon RX 7900 XT
88 raster 88
rt 78
ai 73
efficiency 77
Radeon RX 7800 XT
84 raster 84
rt 74
ai 69
efficiency 77
Specs side-by-side
| Spec | Radeon RX 7900 XT | Radeon RX 7800 XT |
|---|---|---|
| Architecture | RDNA 3 | RDNA 3 |
| VRAM | ▲ 20 GB GDDR6 | 16 GB GDDR6 |
| TBP | 315 W | 263 W |
| Release year | 2022 | 2023 |
Radeon RX 7900 XT
Pros
- +More VRAM at price tier
- +FSR support
- +Driver open-source on Linux
Cons
- −RT trails NVIDIA
- −AI ecosystem smaller
- −Driver day-0 bugs
Radeon RX 7800 XT
Pros
- +More VRAM at price tier
- +FSR support
- +Driver open-source on Linux
Cons
- −RT trails NVIDIA
- −AI ecosystem smaller
- −Driver day-0 bugs
FAQ: Radeon RX 7900 XT vs Radeon RX 7800 XT
Which is better, Radeon RX 7900 XT or Radeon RX 7800 XT? +
Radeon RX 7900 XT scores 88 on our weighted rubric — ahead by 4. Your best pick depends on the sub-scores above.
Is Radeon RX 7900 XT worth the price? +
At $899, Radeon RX 7900 XT delivers a Specdex score of 88 — strongest in raster.
Is Radeon RX 7800 XT worth the price? +
At $499, Radeon RX 7800 XT delivers a Specdex score of 84 — strongest in raster.
Does Radeon RX 7900 XT or Radeon RX 7800 XT last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.