Sapphire
Sapphire Nitro+ Radeon RX 6900 XT
RDNA 2 · 16 GB GDDR6 · 300 W · Nitro+
82
/ 100
From $1,128
VS
Radeon RX 9080 XT wins by 11
AMD
Radeon RX 9080 XT
RDNA 4+ · 24 GB · 380 W
93
/ 100
From $899
Specdex verdict
Radeon RX 9080 XT takes it — here’s why.
In our weighted Specdex score, Sapphire Nitro+ Radeon RX 6900 XT lands at 82 and Radeon RX 9080 XT at 93. That puts Radeon RX 9080 XT ahead by 11 points — a decisive margin driven mostly by its strengths in the categories below.
Pick Sapphire Nitro+ Radeon RX 6900 XT if…
- ✓More VRAM at price tier
- ✓FSR support
- ✓Driver open-source on Linux
Pick Radeon RX 9080 XT if…
- ✓Latest generation silicon
- ✓Improved perf-per-watt
- ✓Full modern feature set
Sapphire Nitro+ Radeon RX 6900 XT 82
vs 93 Radeon RX 9080 XT
Score breakdown
Sapphire Nitro+ Radeon RX 6900 XT
82 raster 82
rt 72
ai 67
efficiency 76
Radeon RX 9080 XT
93 raster 93
rt 94
ai 94
efficiency 80
Specs side-by-side
| Spec | Sapphire Nitro+ Radeon RX 6900 XT | Radeon RX 9080 XT |
|---|---|---|
| Architecture | RDNA 2 | RDNA 4+ |
| VRAM | 16 GB GDDR6 | ▲ 24 GB GDDR6 |
| TBP | 300 W | 380 W |
| Release year | 2020 | 2025 |
Sapphire Nitro+ Radeon RX 6900 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 9080 XT
Pros
- +Latest generation silicon
- +Improved perf-per-watt
- +Full modern feature set
Cons
- −Premium pricing
- −Requires up-to-date platform
- −Initial stock scarcity likely
FAQ: Sapphire Nitro+ Radeon RX 6900 XT vs Radeon RX 9080 XT
Which is better, Sapphire Nitro+ Radeon RX 6900 XT or Radeon RX 9080 XT? +
Radeon RX 9080 XT scores 93 on our weighted rubric — ahead by 11. Your best pick depends on the sub-scores above.
Is Sapphire Nitro+ Radeon RX 6900 XT worth the price? +
At $1,128, Sapphire Nitro+ Radeon RX 6900 XT delivers a Specdex score of 82 — strongest in raster.
Is Radeon RX 9080 XT worth the price? +
At $899, Radeon RX 9080 XT delivers a Specdex score of 93 — strongest in rt.
Does Sapphire Nitro+ Radeon RX 6900 XT or Radeon RX 9080 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.