Sapphire Nitro+ Radeon RX 7900 XTX
RDNA 3 · 24 GB GDDR6 · 355 W · Nitro+
ASUS ROG Strix GeForce RTX 5080
Blackwell · 16 GB GDDR7 · 360 W · ROG Strix
ASUS ROG Strix GeForce RTX 5080 takes it — here’s why.
In our weighted Specdex score, Sapphire Nitro+ Radeon RX 7900 XTX lands at 90 and ASUS ROG Strix GeForce RTX 5080 at 93. That puts ASUS ROG Strix GeForce RTX 5080 ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Sapphire Nitro+ Radeon RX 7900 XTX if…
- ✓More VRAM at price tier
- ✓FSR support
- ✓Driver open-source on Linux
Pick ASUS ROG Strix GeForce RTX 5080 if…
- ✓NVIDIA driver stack
- ✓DLSS support on RTX
- ✓Strong resale value
Winner by scenario
Derived from the sub-score breakdown · not a separate test4K & rasterization
ASUS ROG Strix GeForce RTX 5080Traditional rendering throughput at high resolution
ASUS ROG Strix GeForce RTX 5080 leads on raster (93 vs 90).
Ray tracing
ASUS ROG Strix GeForce RTX 5080RT-heavy titles with path-traced lighting
ASUS ROG Strix GeForce RTX 5080 leads on rt (88 vs 80).
AI workloads
ASUS ROG Strix GeForce RTX 5080Local inference, upscaling, generative tools
ASUS ROG Strix GeForce RTX 5080 leads on ai (90 vs 75).
Power efficiency
Sapphire Nitro+ Radeon RX 7900 XTXFrames per watt — heat, noise, and PSU sizing
Sapphire Nitro+ Radeon RX 7900 XTX leads on efficiency (77 vs 75).
Value for money
TieSpecdex score per dollar at MSRP
Effectively tied — similar score-per-dollar at MSRP.
Score breakdown
Specs side-by-side
| Spec | Sapphire Nitro+ Radeon RX 7900 XTX | ASUS ROG Strix GeForce RTX 5080 |
|---|---|---|
| Architecture | RDNA 3 | Blackwell |
| VRAM | ▲ 24 GB GDDR6 | 16 GB GDDR7 |
| TBP | 355 W | 360 W |
| Release year | 2022 | 2025 |
Sapphire Nitro+ Radeon RX 7900 XTX
- +More VRAM at price tier
- +FSR support
- +Driver open-source on Linux
- −RT trails NVIDIA
- −AI ecosystem smaller
- −Driver day-0 bugs
ASUS ROG Strix GeForce RTX 5080
- +NVIDIA driver stack
- +DLSS support on RTX
- +Strong resale value
- −Power draw scales with tier
- −Gen-over-gen price creep
- −VRAM gated per tier
FAQ: Sapphire Nitro+ Radeon RX 7900 XTX vs ASUS ROG Strix GeForce RTX 5080
Which is better, Sapphire Nitro+ Radeon RX 7900 XTX or ASUS ROG Strix GeForce RTX 5080? +
ASUS ROG Strix GeForce RTX 5080 scores 93 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.
Is Sapphire Nitro+ Radeon RX 7900 XTX worth the price? +
At $1,128, Sapphire Nitro+ Radeon RX 7900 XTX delivers a Specdex score of 90 — strongest in raster.
Is ASUS ROG Strix GeForce RTX 5080 worth the price? +
At $1,128, ASUS ROG Strix GeForce RTX 5080 delivers a Specdex score of 93 — strongest in raster.
Does Sapphire Nitro+ Radeon RX 7900 XTX or ASUS ROG Strix GeForce RTX 5080 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, Sapphire Nitro+ Radeon RX 7900 XTX or ASUS ROG Strix GeForce RTX 5080? +
ASUS ROG Strix GeForce RTX 5080 — leads on raster (93 vs 90). Traditional rendering throughput at high resolution.
Which is better for ray tracing, Sapphire Nitro+ Radeon RX 7900 XTX or ASUS ROG Strix GeForce RTX 5080? +
ASUS ROG Strix GeForce RTX 5080 — leads on rt (88 vs 80). RT-heavy titles with path-traced lighting.