GPU comparison
NVIDIA B200 vs NVIDIA A100 80GB.
Specs, performance and live cloud availability, side by side.
The short answer
Choose NVIDIA B200 if you need 180GB+ on a single GPU (100GB more than NVIDIA A100 80GB).
Choose NVIDIA B200 if you need FP16 tensor throughput (621% faster than NVIDIA A100 80GB).
Compare another pair
vs
Blackwell
NVIDIA B200
Reserved capacity · on request- Memory
- 180 GB HBM3e
- FP16 tensor
- 2250 TFLOPS
- Bandwidth
- 8.0 TB/s
Ampere
NVIDIA A100 80GB
from$1.73/hr
Available now · 6 regions- Memory
- 80 GB HBM2e
- FP16 tensor
- 312 TFLOPS
- Bandwidth
- up to 2.0 TB/s
At a glance
Spec by spec. The longer bar is the better number.
Full specs
The complete spec sheet.
| Spec | NVIDIA B200 | NVIDIA A100 80GB |
|---|---|---|
| Architecture | Blackwell | Ampere |
| Memory | 180 GB | 80 GB |
| Memory type | HBM3e | HBM2e |
| Memory bandwidth | 8.0 TB/s | up to 2.0 TB/s |
| FP32 | 90 TFLOPS | 19.5 TFLOPS |
| FP16 tensor | 2250 TFLOPS | 312 TFLOPS |
| INT8 | 3600 TOPS | 624 TOPS |
| TDP | 1000 W | up to 400 W |
| GPUs per node | 8 | 8 |
| Hourly price (live) | Reserve on request | from $1.73/hr |
Questions
B200 or A100 80GB. What buyers ask first.
Other comparisons