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NVIDIA A100 vs NVIDIA A100
Side-by-side comparison of specifications, performance, and efficiency.
NVIDIA A100
Architecture
Ampere
Year
2020
VRAM
80 GB
TDP
400 W
NVIDIA A100
Architecture
Ampere
Year
2020
VRAM
40 GB
TDP
250 W
Specifications
NVIDIA A100 NVIDIA A100
Architecture
Ampere Ampere
Launch Year
2020 2020
Form Factor
SXM PCIe
VRAM
80 GB40 GB
Memory Bandwidth
2.0 TB/s1.6 TB/s
TDP
400 W250 W
Process Node
7nm 7nm
| Spec | NVIDIA A100 | NVIDIA A100 |
|---|---|---|
| Architecture | Ampere | Ampere |
| Launch Year | 2020 | 2020 |
| Form Factor | SXM | PCIe |
| VRAM | 80 GB | 40 GB |
| Memory Bandwidth | 2.0 TB/s | 1.6 TB/s |
| TDP | 400 W | 250 W |
| Process Node | 7nm | 7nm |
Performance (TFLOPS)
NVIDIA A100 NVIDIA A100
FP64
9.7 TFlops9.7 TFlops
FP32
19.5 TFlops19.5 TFlops
FP16
312.0 TFlops312.0 TFlops
BF16
312.0 TFlops312.0 TFlops
INT8
624.0 TFlops624.0 TFlops
| Precision | NVIDIA A100 | NVIDIA A100 |
|---|---|---|
| FP64 | 9.7 TFlops | 9.7 TFlops |
| FP32 | 19.5 TFlops | 19.5 TFlops |
| FP16 | 312.0 TFlops | 312.0 TFlops |
| BF16 | 312.0 TFlops | 312.0 TFlops |
| INT8 | 624.0 TFlops | 624.0 TFlops |
FLOPS by Precision
Efficiency — TDP vs FP32 Performance
Analysis
Most Efficient
NVIDIA
A100
0.08 TFLOPS/W
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