NVIDIA GeForce RTX 3080 vs NVIDIA GeForce RTX 5080 — GPU Comparison (Jul 2026)
NVIDIA GeForce RTX 3080 (10GB GDDR6X, 29.8 TFLOPS FP16, Ampere) vs NVIDIA GeForce RTX 5080 (16GB GDDR7, 56 TFLOPS FP16, Blackwell)
Bottom Line: NVIDIA GeForce RTX 3080 vs NVIDIA GeForce RTX 5080
NVIDIA GeForce RTX 5080 comes out ahead overall, leading in 5 of 6 compared categories.
Where NVIDIA GeForce RTX 3080 leads
- TDP (320W vs 360W)
Where NVIDIA GeForce RTX 5080 leads
- FP16 (56 TFLOPS vs 29.8 TFLOPS)
- VRAM (16 GB vs 10 GB)
- Memory Bandwidth (960 GB/s vs 760 GB/s)
- FP32 (28 TFLOPS vs 14.9 TFLOPS)
- Release Year (2025 vs 2020)
Choose NVIDIA GeForce RTX 3080 for Gaming, inference. Choose NVIDIA GeForce RTX 5080 for Gaming, inference, fine-tuning.
Frequently Asked Questions
Is NVIDIA GeForce RTX 3080 or NVIDIA GeForce RTX 5080 better?
NVIDIA GeForce RTX 5080 leads in 5 of 6 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 5080?
NVIDIA GeForce RTX 5080 (56 TFLOPS vs 29.8 TFLOPS).
Which has a better VRAM, NVIDIA GeForce RTX 3080 or NVIDIA GeForce RTX 5080?
NVIDIA GeForce RTX 5080 (16 GB vs 10 GB).
|
NVIDIA GeForce RTX 3080
10GB GDDR6X · Ampere
|
NVIDIA GeForce RTX 5080
16GB GDDR7 · Blackwell
|
||
|---|---|---|---|
| Specifications | |||
| Manufacturer | NVIDIA | NVIDIA | |
| Architecture | Ampere | Blackwell | |
| VRAM | 10 GB GDDR6X | 16 GB GDDR7 | |
| Memory Bandwidth | 760 GB/s | 960 GB/s | |
| FP16 (Tensor) | 29.8 TFLOPS | 56.0 TFLOPS | |
| FP32 | 14.9 TFLOPS | 28.0 TFLOPS | |
| TDP | 320W | 360W | |
| Release Year | 2020 | 2025 | |
| 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 5080