RTX 3080 Ti vs RTX 4080: Specs
Architecture, compute capability and supported precisions for the RTX 3080 Ti and the RTX 4080, from vendor datasheets.
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Specs side by side
| Spec | RTX 3080 Ti | RTX 4080 |
|---|---|---|
| VRAM | 12GB GDDR6X | 16GB GDDR6X |
| Memory bandwidth | 912 GB/s | 716.8 GB/s |
| Architecture | Ampere | Ada Lovelace |
| Compute capability | 8.6 | 8.9 |
| Precisions in hardware | FP32, FP16, BF16, INT4 | FP32, FP16, BF16, FP8, INT4 |
| Peak FP16/BF16 tensor TFLOPS | – | 194.9 TFLOPS |
| Peak FP8 tensor TFLOPS | – | 389.9 TFLOPS |
| Max board power (TDP) | 350W | 320W |
