NVIDIA GeForce RTX 3090 Ti vs NVIDIA GeForce RTX 4080 — Comparaison GPU (May 2026)
NVIDIA GeForce RTX 3090 Ti (24GB GDDR6X, 40 TFLOPS FP16, Ampere) vs NVIDIA GeForce RTX 4080 (16GB GDDR6X, 48.7 TFLOPS FP16, Ada Lovelace)
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NVIDIA GeForce RTX 3090 Ti
24GB GDDR6X · Ampere
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NVIDIA GeForce RTX 4080
16GB GDDR6X · Ada Lovelace
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|---|---|---|---|
| Spécifications | |||
| Fabricant | NVIDIA | NVIDIA | |
| Architecture | Ampère | Ada Lovelace | |
| VRAM | 24 GB GDDR6X | 16 GB GDDR6X | |
| Bande passante | 1,008 GB/s | 717 GB/s | |
| FP16 (Tensor) | 40.0 TFLOPS | 48.7 TFLOPS | |
| FP32 | 20.0 TFLOPS | 24.4 TFLOPS | |
| TDP | 450W | 320W | |
| Année de sortie | 2022 | 2022 | |
| Segment | GPUs grand public | GPUs grand public | |
| Idéal pour | Training fine-tuning rendering | Gaming inference fine-tuning | |
| Tarification Cloud | |||
| Le moins cher à la demande | — | — | |
| Le moins cher en Spot | — | — | |
| Fournisseurs | 0 | 0 | |
NVIDIA GeForce RTX 3090 Ti
NVIDIA GeForce RTX 4080