ASUS ROG Strix GeForce RTX 3080 Ti
Ampere · 12 GB GDDR6X · 350 W · ROG Strix
ASUS ROG Strix GeForce RTX 4090
Ada · 24 GB GDDR6X · 450 W · ROG Strix
ASUS ROG Strix GeForce RTX 4090 takes it — here’s why.
In our weighted Specdex score, ASUS ROG Strix GeForce RTX 3080 Ti lands at 86 and ASUS ROG Strix GeForce RTX 4090 at 97. That puts ASUS ROG Strix GeForce RTX 4090 ahead by 11 points — a decisive margin driven mostly by its strengths in the categories below.
Pick ASUS ROG Strix GeForce RTX 3080 Ti if…
- ✓NVIDIA driver stack
- ✓DLSS support on RTX
- ✓Strong resale value
Pick ASUS ROG Strix GeForce RTX 4090 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 4090Traditional rendering throughput at high resolution
ASUS ROG Strix GeForce RTX 4090 leads on raster (97 vs 86).
Ray tracing
ASUS ROG Strix GeForce RTX 4090RT-heavy titles with path-traced lighting
ASUS ROG Strix GeForce RTX 4090 leads on rt (92 vs 81).
AI workloads
ASUS ROG Strix GeForce RTX 4090Local inference, upscaling, generative tools
ASUS ROG Strix GeForce RTX 4090 leads on ai (94 vs 83).
Power efficiency
TieFrames per watt — heat, noise, and PSU sizing
Effectively tied — neither pulls a 2-point weighted lead.
Value for money
ASUS ROG Strix GeForce RTX 3080 TiSpecdex score per dollar at MSRP
ASUS ROG Strix GeForce RTX 3080 Ti more score per dollar ($1,344 vs $1,776).
Score breakdown
Specs side-by-side
| Spec | ASUS ROG Strix GeForce RTX 3080 Ti | ASUS ROG Strix GeForce RTX 4090 |
|---|---|---|
| Architecture | Ampere | Ada |
| VRAM | 12 GB GDDR6X | ▲ 24 GB GDDR6X |
| TBP | 350 W | 450 W |
| Release year | 2021 | 2022 |
ASUS ROG Strix GeForce RTX 3080 Ti
- +NVIDIA driver stack
- +DLSS support on RTX
- +Strong resale value
- −Power draw scales with tier
- −Gen-over-gen price creep
- −VRAM gated per tier
ASUS ROG Strix GeForce RTX 4090
- +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: ASUS ROG Strix GeForce RTX 3080 Ti vs ASUS ROG Strix GeForce RTX 4090
Which is better, ASUS ROG Strix GeForce RTX 3080 Ti or ASUS ROG Strix GeForce RTX 4090? +
ASUS ROG Strix GeForce RTX 4090 scores 97 on our weighted rubric — ahead by 11. Your best pick depends on the sub-scores above.
Is ASUS ROG Strix GeForce RTX 3080 Ti worth the price? +
At $1,344, ASUS ROG Strix GeForce RTX 3080 Ti delivers a Specdex score of 86 — strongest in raster.
Is ASUS ROG Strix GeForce RTX 4090 worth the price? +
At $1,776, ASUS ROG Strix GeForce RTX 4090 delivers a Specdex score of 97 — strongest in raster.
Does ASUS ROG Strix GeForce RTX 3080 Ti or ASUS ROG Strix GeForce RTX 4090 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, ASUS ROG Strix GeForce RTX 3080 Ti or ASUS ROG Strix GeForce RTX 4090? +
ASUS ROG Strix GeForce RTX 4090 — leads on raster (97 vs 86). Traditional rendering throughput at high resolution.
Which is better for ray tracing, ASUS ROG Strix GeForce RTX 3080 Ti or ASUS ROG Strix GeForce RTX 4090? +
ASUS ROG Strix GeForce RTX 4090 — leads on rt (92 vs 81). RT-heavy titles with path-traced lighting.