- Home
- Compare GPUs
- NVIDIA GeForce RTX 4090 vs NVIDIA L40
NVIDIA GeForce RTX 4090 vs NVIDIA L40
Side-by-side comparison of specifications, performance, and efficiency.
NVIDIA GeForce RTX 4090
Architecture
Ada Lovelace
Year
2022
VRAM
24 GB
TDP
450 W
NVIDIA L40
Architecture
Ada Lovelace
Year
2023
VRAM
48 GB
TDP
300 W
Specifications
NVIDIA GeForce RTX 4090 NVIDIA L40
Architecture
Ada Lovelace Ada Lovelace
Launch Year
2022 2023
Form Factor
PCIe PCIe
VRAM
24 GB48 GB
Memory Bandwidth
1.0 TB/s864 GB/s
TDP
450 W300 W
Process Node
4nm 4nm
| Spec | NVIDIA GeForce RTX 4090 | NVIDIA L40 |
|---|---|---|
| Architecture | Ada Lovelace | Ada Lovelace |
| Launch Year | 2022 | 2023 |
| Form Factor | PCIe | PCIe |
| VRAM | 24 GB | 48 GB |
| Memory Bandwidth | 1.0 TB/s | 864 GB/s |
| TDP | 450 W | 300 W |
| Process Node | 4nm | 4nm |
Performance (TFLOPS)
NVIDIA GeForce RTX 4090 NVIDIA L40
FP64
1.3 TFlops —
FP32
82.6 TFlops 90.5 TFlops
FP16
165.2 TFlops
sparse not published
181.1 TFlops 362.1
TFLOPS sparse
BF16
165.2 TFlops
sparse not published
181.1 TFlops 362.1
TFLOPS sparse
FP8
330.3 TFlops
sparse not published
362.0 TFlops 724.0
TFLOPS sparse
INT8
330.3 TFlops
sparse not published
362.0 TFlops 724.0
TOPS sparse
| Precision | NVIDIA GeForce RTX 4090 | NVIDIA L40 |
|---|---|---|
| FP64 | 1.3 TFlops | — |
| FP32 | 82.6 TFlops | 90.5 TFlops |
| FP16 | 165.2 TFlops sparse not published | 181.1 TFlops 362.1
TFLOPS sparse |
| BF16 | 165.2 TFlops sparse not published | 181.1 TFlops 362.1
TFLOPS sparse |
| FP8 | 330.3 TFlops sparse not published | 362.0 TFlops 724.0
TFLOPS sparse |
| INT8 | 330.3 TFlops sparse not published | 362.0 TFlops 724.0
TOPS sparse |
FLOPS by Precision
Efficiency — TDP vs FP32 Performance
Analysis
Most Efficient
NVIDIA
L40
0.30 TFLOPS/W
Where to Rent
NVIDIA GeForce RTX 4090
Get Comparison Updates
New GPUs added weekly. Be the first to see how they compare.