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NVIDIA GB200 vs NVIDIA B200
Side-by-side comparison of specifications, performance, and efficiency.
NVIDIA GB200
Architecture
Blackwell
Year
2024
VRAM
372 GB
NVIDIA B200
Architecture
Blackwell
Year
2025
VRAM
180 GB
TDP
1.0 kW
Specifications
NVIDIA GB200 NVIDIA B200
Architecture
Blackwell Blackwell
Launch Year
2024 2025
Form Factor
Superchip SXM
VRAM
372 GB180 GB
Memory Bandwidth
16.0 TB/s7.7 TB/s
TDP
—1.0 kW
Process Node
4nm 4nm
| Spec | NVIDIA GB200 | NVIDIA B200 |
|---|---|---|
| Architecture | Blackwell | Blackwell |
| Launch Year | 2024 | 2025 |
| Form Factor | Superchip | SXM |
| VRAM | 372 GB | 180 GB |
| Memory Bandwidth | 16.0 TB/s | 7.7 TB/s |
| TDP | — | 1.0 kW |
| Process Node | 4nm | 4nm |
Performance (TFLOPS)
NVIDIA GB200 NVIDIA B200
FP64
80.0 TFlops37.0 TFlops
FP32
160.0 TFlops75.0 TFlops
FP16
5000.0 TFlops2250.0 TFlops
BF16
5000.0 TFlops2250.0 TFlops
FP8
10000.0 TFlops4500.0 TFlops
INT8
10000.0 TFlops4500.0 TFlops
| Precision | NVIDIA GB200 | NVIDIA B200 |
|---|---|---|
| FP64 | 80.0 TFlops | 37.0 TFlops |
| FP32 | 160.0 TFlops | 75.0 TFlops |
| FP16 | 5000.0 TFlops | 2250.0 TFlops |
| BF16 | 5000.0 TFlops | 2250.0 TFlops |
| FP8 | 10000.0 TFlops | 4500.0 TFlops |
| INT8 | 10000.0 TFlops | 4500.0 TFlops |
FLOPS by Precision
Efficiency — TDP vs FP32 Performance
Analysis
Most Efficient
NVIDIA
B200
0.07 TFLOPS/W
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