Side by side datacenter GPU specifications from the Flopper.io database.
| NVIDIA B200 SXM 180GB | NVIDIA GB200 Grace Blackwell Superchip 372GB | |
|---|---|---|
| FP32 TFLOPS | 75.0 | 160.0 |
| Memory | 180 GB | 372 GB |
| Memory Bandwidth | 7.7 TB/s | 16.0 TB/s |
| TDP | 1.0 kW | — |
| Precision | NVIDIA B200 SXM 180GB peak TFLOPS (dense) | NVIDIA GB200 Grace Blackwell Superchip 372GB peak TFLOPS (dense) |
|---|---|---|
| FP64 | 37.0 | 80.0 |
| FP32 | 75.0 | 160.0 |
| TF32 | 1125.0 | 2500.0 |
| BF16 | 2250.0 | 5000.0 |
| FP16 | 2250.0 | 5000.0 |
| FP8 | 4500.0 | 10000.0 |
| FP6 | 4500.0 | 10000.0 |
| FP4 | 9000.0 | 20000.0 |
| INT8 | 4500.0 | 10000.0 |
| NVIDIA B200 SXM 180GB | NVIDIA GB200 Grace Blackwell Superchip 372GB | |
|---|---|---|
| Architecture | Blackwell | Blackwell |
| Process Node | 4nm | 4nm |
| Launch Year | 2024 | 2024 |
| Form Factor | SXM | Superchip |
| Memory Type | — | HBM3e |
| Interface Width | — | — |
| Interconnect | — | NVLink-C2C |
| TDP | 1.0 kW | — |
| FP32 Efficiency | 0.07 TFLOPS/W | — |