NVIDIA A100 vs NVIDIA B200
Side-by-side comparison of specifications, performance, and efficiency.
NVIDIA A100
Architecture
Ampere
Year
2020
VRAM
40 GB
TDP
250 W
NVIDIA B200
Architecture
Blackwell
Year
2025
VRAM
180 GB
TDP
1.0 kW
Specifications
NVIDIA A100 NVIDIA B200
Architecture
Ampere Blackwell
Launch Year
2020 2025
Form Factor
PCIe SXM
VRAM
40 GB180 GB
Memory Bandwidth
1.6 TB/s7.7 TB/s
TDP
250 W1.0 kW
Process Node
7nm 4nm
| Spec | NVIDIA A100 | NVIDIA B200 |
|---|---|---|
| Architecture | Ampere | Blackwell |
| Launch Year | 2020 | 2025 |
| Form Factor | PCIe | SXM |
| VRAM | 40 GB | 180 GB |
| Memory Bandwidth | 1.6 TB/s | 7.7 TB/s |
| TDP | 250 W | 1.0 kW |
| Process Node | 7nm | 4nm |
Performance (TFLOPS)
NVIDIA A100 NVIDIA B200
FP64
9.7 TFlops37.0 TFlops
FP32
19.5 TFlops75.0 TFlops
FP16
312.0 TFlops2250.0 TFlops
BF16
312.0 TFlops2250.0 TFlops
FP8
—4500.0 TFlops
INT8
624.0 TFlops4500.0 TFlops
| Precision | NVIDIA A100 | NVIDIA B200 |
|---|---|---|
| FP64 | 9.7 TFlops | 37.0 TFlops |
| FP32 | 19.5 TFlops | 75.0 TFlops |
| FP16 | 312.0 TFlops | 2250.0 TFlops |
| BF16 | 312.0 TFlops | 2250.0 TFlops |
| FP8 | — | 4500.0 TFlops |
| INT8 | 624.0 TFlops | 4500.0 TFlops |
FLOPS by Precision
Efficiency — TDP vs FP32 Performance
Analysis
Most Efficient
NVIDIA
A100
0.08 TFLOPS/W
Where to Rent
NVIDIA B200
| Provider | Instance | Price/hr | |
|---|---|---|---|
Beyond.pl | DGX B200 | Contact | View → |
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