NVIDIA GeForce RTX 4080 vs NVIDIA GeForce RTX 4090
Head-to-head specifications
| Metric | NVIDIA GeForce RTX 4080 | NVIDIA GeForce RTX 4090 | Difference |
|---|---|---|---|
| Avg FPS @ 1080p | 162 | 190 | -14.7% |
| Avg FPS @ 1440p | 135 | 165 | -18.2% |
| Avg FPS @ 4K | 82 | 110 | -25.5% |
| VRAM (GB) | 16 | 24 | — |
| TDP (W) | 320 | 450 | — |
- NVIDIA GeForce RTX 4090 delivers about 18% more frames at 1440p; the gap narrows at 4K where memory bandwidth matters more.
Verdict: GeForce RTX 4080 or GeForce RTX 4090?
NVIDIA GeForce RTX 4080 advantages
- Power efficiency (+29%)
NVIDIA GeForce RTX 4090 advantages
- 1440p gaming (+18%)
- 4K gaming (+25%)
- 1080p gaming (+15%)
- Video memory (+33%)
Which should you choose?
- Choose the NVIDIA GeForce RTX 4080 if you want lower power draw, heat and noise.
- Choose the NVIDIA GeForce RTX 4090 if you game at 1440p.
NVIDIA GeForce RTX 4080 vs NVIDIA GeForce RTX 4090: which should you choose?
NVIDIA GeForce RTX 4080 — NVIDIA graphics card with 16GB VRAM, delivering about 162 fps at 1080p, 135 fps at 1440p and 82 fps at 4K on our normalized game index.
NVIDIA GeForce RTX 4090 — NVIDIA graphics card with 24GB VRAM, delivering about 190 fps at 1080p, 165 fps at 1440p and 110 fps at 4K on our normalized game index.
NVIDIA GeForce RTX 4080 vs NVIDIA GeForce RTX 4090: NVIDIA GeForce RTX 4090 is faster at 1440p. NVIDIA GeForce RTX 4090 delivers about 18% more frames at 1440p; the gap narrows at 4K where memory bandwidth matters more.
1080p, 1440p and 4K
At 1440p — the most common enthusiast resolution — the NVIDIA GeForce RTX 4090 averages 165 fps against 135. The gap shifts at 4K (82 vs 110 fps), where VRAM (16GB vs 24GB) and memory bandwidth matter more.
Power and value
Board power is 320 W versus 450 W, which affects your PSU headroom, case cooling and noise. Weigh the frame-rate lead against price and power draw for your target resolution.
The verdict
Both are credible choices in the graphics card comparison space; the specification table above lays out every metric so you can weigh the trade-offs that matter to you. Pick the one whose strengths line up with how you will actually use it.
Frequently asked questions
Is the NVIDIA GeForce RTX 4080 better than the NVIDIA GeForce RTX 4090?
NVIDIA GeForce RTX 4090 is the clearly stronger overall choice, winning most of the dimensions that matter. NVIDIA GeForce RTX 4090 delivers about 18% more frames at 1440p; the gap narrows at 4K where memory bandwidth matters more.
What is the main difference between the NVIDIA GeForce RTX 4080 and the NVIDIA GeForce RTX 4090?
NVIDIA GeForce RTX 4090 delivers about 18% more frames at 1440p; the gap narrows at 4K where memory bandwidth matters more.
Which should I choose?
Choose the NVIDIA GeForce RTX 4080 if you want lower power draw, heat and noise. Choose the NVIDIA GeForce RTX 4090 if you game at 1440p.
Methodology
Graphics cards are scored on a normalized game index measuring average frame rates at 1080p, 1440p and 4K across a representative title set, alongside VRAM capacity and TDP. Scores are relative and intended for comparison.