NVIDIA GeForce RTX 3080 vs NVIDIA GeForce RTX 4080 — GPU Comparison (Jul 2026)
NVIDIA GeForce RTX 3080 (10GB GDDR6X, 29.8 TFLOPS FP16, Ampere) vs NVIDIA GeForce RTX 4080 (16GB GDDR6X, 48.7 TFLOPS FP16, Ada Lovelace)
Bottom Line: NVIDIA GeForce RTX 3080 vs NVIDIA GeForce RTX 4080
NVIDIA GeForce RTX 4080 comes out ahead overall, leading in 4 of 5 compared categories.
Where NVIDIA GeForce RTX 3080 leads
- Memory Bandwidth (760 GB/s vs 717 GB/s)
Where NVIDIA GeForce RTX 4080 leads
- FP16 (48.7 TFLOPS vs 29.8 TFLOPS)
- VRAM (16 GB vs 10 GB)
- FP32 (24.4 TFLOPS vs 14.9 TFLOPS)
- Release Year (2022 vs 2020)
Choose NVIDIA GeForce RTX 3080 for Gaming, inference. Choose NVIDIA GeForce RTX 4080 for Gaming, inference, fine-tuning.
Frequently Asked Questions
Is NVIDIA GeForce RTX 3080 or NVIDIA GeForce RTX 4080 better?
NVIDIA GeForce RTX 4080 leads in 4 of 5 compared categories. The right choice still depends on the factors that matter most to you.
Which has a better FP16, NVIDIA GeForce RTX 3080 or NVIDIA GeForce RTX 4080?
NVIDIA GeForce RTX 4080 (48.7 TFLOPS vs 29.8 TFLOPS).
Which has a better VRAM, NVIDIA GeForce RTX 3080 or NVIDIA GeForce RTX 4080?
NVIDIA GeForce RTX 4080 (16 GB vs 10 GB).
|
NVIDIA GeForce RTX 3080
10GB GDDR6X · Ampere
|
NVIDIA GeForce RTX 4080
16GB GDDR6X · Ada Lovelace
|
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|---|---|---|---|
| Specifications | |||
| Manufacturer | NVIDIA | NVIDIA | |
| Architecture | Ampere | Ada Lovelace | |
| VRAM | 10 GB GDDR6X | 16 GB GDDR6X | |
| Memory Bandwidth | 760 GB/s | 717 GB/s | |
| FP16 (Tensor) | 29.8 TFLOPS | 48.7 TFLOPS | |
| FP32 | 14.9 TFLOPS | 24.4 TFLOPS | |
| TDP | 320W | 320W | |
| Release Year | 2020 | 2022 | |
| Segment | Consumer | Consumer | |
| Best For | Gaming inference | Gaming inference fine-tuning | |
| Cloud Pricing | |||
| Cheapest On-Demand | — | — | |
| Cheapest Spot | — | — | |
| Providers | 0 | 0 | |
NVIDIA GeForce RTX 3080
NVIDIA GeForce RTX 4080