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NVIDIA GeForce RTX 3090 Ti vs NVIDIA A40
Side-by-side comparison of specifications, performance, and efficiency.
NVIDIA GeForce RTX 3090 Ti
Architecture
Ampere
Year
2022
VRAM
24 GB
TDP
450 W
NVIDIA A40
Architecture
Ampere
Year
2021
VRAM
48 GB
TDP
300 W
Specifications
NVIDIA GeForce RTX 3090 Ti NVIDIA A40
Architecture
Ampere Ampere
Launch Year
2022 2021
Form Factor
PCIe PCIe
VRAM
24 GB48 GB
Memory Bandwidth
1.0 TB/s696 GB/s
TDP
450 W300 W
Process Node
8nm —
| Spec | NVIDIA GeForce RTX 3090 Ti | NVIDIA A40 |
|---|---|---|
| Architecture | Ampere | Ampere |
| Launch Year | 2022 | 2021 |
| Form Factor | PCIe | PCIe |
| VRAM | 24 GB | 48 GB |
| Memory Bandwidth | 1.0 TB/s | 696 GB/s |
| TDP | 450 W | 300 W |
| Process Node | 8nm | — |
Performance (TFLOPS)
NVIDIA GeForce RTX 3090 Ti NVIDIA A40
FP64
0.6 TFlops —
FP32
40.0 TFlops 37.4 TFlops
FP16
40.0 TFlops
sparse not published
149.7 TFlops 299.4
TFLOPS sparse
BF16
40.0 TFlops
sparse not published
149.7 TFlops 299.4
TFLOPS sparse
INT8
80.0 TFlops
sparse not published
299.3 TFlops 598.6
TOPS sparse
| Precision | NVIDIA GeForce RTX 3090 Ti | NVIDIA A40 |
|---|---|---|
| FP64 | 0.6 TFlops | — |
| FP32 | 40.0 TFlops | 37.4 TFlops |
| FP16 | 40.0 TFlops sparse not published | 149.7 TFlops 299.4
TFLOPS sparse |
| BF16 | 40.0 TFlops sparse not published | 149.7 TFlops 299.4
TFLOPS sparse |
| INT8 | 80.0 TFlops sparse not published | 299.3 TFlops 598.6
TOPS sparse |
FLOPS by Precision
Efficiency — TDP vs FP32 Performance
Analysis
Most Efficient
NVIDIA
A40
0.12 TFLOPS/W
Where to Rent
NVIDIA GeForce RTX 3090 Ti
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