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NVIDIA B30A vs NVIDIA GB300
Side-by-side comparison of specifications, performance, and efficiency.
NVIDIA B30A
Architecture
Blackwell Ultra
Year
2025
NVIDIA GB300
Architecture
Blackwell Ultra
Year
2025
VRAM
252 GB
Specifications
NVIDIA B30A NVIDIA GB300
Architecture
Blackwell Ultra Blackwell Ultra
Launch Year
2025 2025
Form Factor
— Superchip
VRAM
—252 GB
Memory Bandwidth
—7.1 TB/s
TDP
——
Process Node
— 4nm
| Spec | NVIDIA B30A | NVIDIA GB300 |
|---|---|---|
| Architecture | Blackwell Ultra | Blackwell Ultra |
| Launch Year | 2025 | 2025 |
| Form Factor | — | Superchip |
| VRAM | — | 252 GB |
| Memory Bandwidth | — | 7.1 TB/s |
| TDP | — | — |
| Process Node | — | 4nm |
Performance (TFLOPS)
NVIDIA B30A NVIDIA GB300
FP64
—1.3 TFlops
FP32
—80.0 TFlops
FP16
—2500.0 TFlops
BF16
—2500.0 TFlops
FP8
—5000.0 TFlops
INT8
—5000.0 TFlops
| Precision | NVIDIA B30A | NVIDIA GB300 |
|---|---|---|
| FP64 | — | 1.3 TFlops |
| FP32 | — | 80.0 TFlops |
| FP16 | — | 2500.0 TFlops |
| BF16 | — | 2500.0 TFlops |
| FP8 | — | 5000.0 TFlops |
| INT8 | — | 5000.0 TFlops |
FLOPS by Precision
Efficiency — TDP vs FP32 Performance
Analysis
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