Flopper.io GPU Comparison Sheet
August 20, 2026
flopper.io/compare/nvidia-l20-48gb-vs-nvidia-l40s-48gbNVIDIA L20 48GB vs NVIDIA L40S 48GB
Side by side datacenter GPU specifications from the Flopper.io database.
Overview
| NVIDIA L20 48GB | NVIDIA L40S 48GB | |
|---|---|---|
| FP32 TFLOPS | 59.8 | 91.6 |
| VRAM | 48 GB | 48 GB |
| Memory Bandwidth | 864 GB/s | 864 GB/s |
| TDP | 275 W | 350 W |
Performance by Precision
| Precision | NVIDIA L20 48GB peak TFLOPS (dense) | NVIDIA L40S 48GB peak TFLOPS (dense) |
|---|---|---|
| INT8 | 239.0 | 733.0 |
| INT4 | — | 733.0 |
| FP8 | 239.0 | 733.0 |
| FP16 | 119.5 | 362.1 |
| BF16 | 119.5 | 362.1 |
| TF32 | 59.8 | 183.0 |
| FP32 | 59.8 | 91.6 |
| FP64 | — | 1.4 |
Specifications
| NVIDIA L20 48GB | NVIDIA L40S 48GB | |
|---|---|---|
| Architecture | Ada Lovelace | Ada Lovelace |
| Process Node | — | 4nm |
| Launch Year | 2024 | 2023 |
| Form Factor | PCIe | PCIe |
| Memory Type | GDDR6 | — |
| Interface Width | — | — |
| Interconnect | — | — |
| TDP | 275 W | 350 W |
| FP32 Efficiency | 0.22 TFLOPS/W | 0.26 TFLOPS/W |