Radeon RX 7800 XT
RDNA 3 · 16 GB GDDR6 · 263 W
RTX A4500
Ampere · 20 GB GDDR6 ECC · 200 W
Dead heat — it comes down to priorities.
In our weighted Specdex score, 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 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
Winner by scenario
Derived from the sub-score breakdown · not a separate test4K & rasterization
Radeon RX 7800 XTTraditional rendering throughput at high resolution
Radeon RX 7800 XT leads on raster (84 vs 79).
Ray tracing
RTX A4500RT-heavy titles with path-traced lighting
RTX A4500 leads on rt (84 vs 74).
AI workloads
RTX A4500Local inference, upscaling, generative tools
RTX A4500 leads on ai (85 vs 69).
Power efficiency
RTX A4500Frames per watt — heat, noise, and PSU sizing
RTX A4500 leads on efficiency (85 vs 77).
Value for money
Radeon RX 7800 XTSpecdex score per dollar at MSRP
Radeon RX 7800 XT more score per dollar ($499 vs $2,000).
Score breakdown
Specs side-by-side
| Spec | 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 |
Radeon RX 7800 XT
- +More VRAM at price tier
- +FSR support
- +Driver open-source on Linux
- −RT trails NVIDIA
- −AI ecosystem smaller
- −Driver day-0 bugs
RTX A4500
- +ECC VRAM for professional workloads
- +ISV certifications
- +Huge framebuffer
- −Expensive per-frame vs consumer
- −Lower gaming clocks
- −Driver optimized for CAD/DCC not games
FAQ: Radeon RX 7800 XT vs RTX A4500
Which is better, 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 Radeon RX 7800 XT worth the price? +
At $499, 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 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.
Which is better for 4K gaming, Radeon RX 7800 XT or RTX A4500? +
Radeon RX 7800 XT — leads on raster (84 vs 79). Traditional rendering throughput at high resolution.
Which is better for ray tracing, Radeon RX 7800 XT or RTX A4500? +
RTX A4500 — leads on rt (84 vs 74). RT-heavy titles with path-traced lighting.