NVIDIA L40 vs NVIDIA RTX 4000 SFF Ada Generation
How the NVIDIA L40 and NVIDIA RTX 4000 SFF Ada Generation compare across memory, compute, power and form factor, with the stronger figure highlighted on each row.
| Specification |  ADA LOVELACE NVIDIA L40 View Product → |  ADA LOVELACE NVIDIA RTX 4000 SFF Ada Generation View Product → |
|---|---|---|
| Pricing | ||
| Price | €7,740.00 | €1,200.00 |
| Overview | ||
| Architecture | Ada Lovelace (4nm) | Ada Lovelace |
| Memory | ||
| Memory | 48 GB GDDR6 with ECC | 20 GB GDDR6 with ECC |
| Memory Bandwidth | 864 GB/s | 320 GB/s |
| Memory Interface | 384-bit | 160-bit |
| Compute | ||
| CUDA Cores | 18,176 | 6,144 |
| Tensor Cores | 568 | 192 (4th Gen) |
| RT Cores / Ray Accelerators | 142 | 48 (3rd Gen) |
| FP32 | – | 19.2 TFLOPS |
| Tensor / AI Performance | – | 306.8 TFLOPS (FP8 Sparse) |
| RT Performance | – | 44.3 TFLOPS |
| Platform | ||
| Interface | PCIe Gen4 x16 | PCIe 4.0 x16 |
| TDP | 300W | 70W (no external power) |
| Form Factor | 4.4" H × 10.5" L, dual slot, passive | 2.7" H x 6.6" L, HHHL Dual Slot |
| Display Outputs | 4× DisplayPort 1.4a | 4x Mini DisplayPort 1.4a |
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