GTX 1080 Ti vs RTX 3090: Specs
Architecture, compute capability and supported precisions for the GTX 1080 Ti and the RTX 3090, from vendor datasheets.
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Specs side by side
| Spec | GTX 1080 Ti | RTX 3090 |
|---|---|---|
| VRAM | 11GB GDDR5X | 24GB GDDR6X |
| Memory bandwidth | 484 GB/s | 936 GB/s |
| Architecture | Pascal | Ampere |
| Compute capability | 6.1 | 8.6 |
| Precisions in hardware | FP32, FP16 | FP32, FP16, BF16, INT4 |
| Peak FP16/BF16 tensor TFLOPS | – | 142 TFLOPS |
| NVLink / multi-GPU interconnect | – | NVLink, 2-way |
| Max board power (TDP) | 250W | 350W |
