Sapphire
Sapphire Nitro+ Radeon RX 7800 XT
RDNA 3 · 16 GB GDDR6 · 263 W · Nitro+
84
/ 100
From $588
VS
NVIDIA
RTX A4500
Ampere · 20 GB GDDR6 ECC · 200 W
84
/ 100
From $2,000
Specdex verdict
Dead heat — it comes down to priorities.
In our weighted Specdex score, Sapphire Nitro+ Radeon RX 7800 XT lands at 84 and RTX A4500 at 84. With scores tied, the decision hinges on which sub-scores matter most to you.
Pick Sapphire Nitro+ Radeon RX 7800 XT if…
- ✓More VRAM at price tier
- ✓FSR support
- ✓Driver open-source on Linux
Pick RTX A4500 if…
- ✓ECC VRAM for professional workloads
- ✓ISV certifications
- ✓Huge framebuffer
Sapphire Nitro+ Radeon RX 7800 XT 84
vs 84 RTX A4500
Score breakdown
Sapphire Nitro+ Radeon RX 7800 XT
84 raster 84
rt 74
ai 69
efficiency 77
RTX A4500
84 raster 79
rt 84
ai 85
efficiency 85
Specs side-by-side
| Spec | Sapphire Nitro+ Radeon RX 7800 XT | RTX A4500 |
|---|---|---|
| Architecture | RDNA 3 | Ampere |
| VRAM | 16 GB GDDR6 | ▲ 20 GB GDDR6 ECC |
| TBP | 263 W | 200 W |
| Release year | 2023 | 2021 |
Sapphire Nitro+ 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
RTX A4500
Pros
- +ECC VRAM for professional workloads
- +ISV certifications
- +Huge framebuffer
Cons
- −Expensive per-frame vs consumer
- −Lower gaming clocks
- −Driver optimized for CAD/DCC not games
FAQ: Sapphire Nitro+ Radeon RX 7800 XT vs RTX A4500
Which is better, Sapphire Nitro+ Radeon RX 7800 XT or RTX A4500? +
Both score 84 on our weighted rubric — tied. Your best pick depends on the sub-scores above.
Is Sapphire Nitro+ Radeon RX 7800 XT worth the price? +
At $588, Sapphire Nitro+ Radeon RX 7800 XT delivers a Specdex score of 84 — strongest in raster.
Is RTX A4500 worth the price? +
At $2,000, RTX A4500 delivers a Specdex score of 84 — strongest in ai.
Does Sapphire Nitro+ Radeon RX 7800 XT or RTX A4500 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.