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NVIDIA GB10 Grace Blackwell vs NVIDIA B100
Side-by-side comparison of specifications, performance, and efficiency.
NVIDIA GB10 Grace Blackwell
Architecture
Blackwell
Year
2025
VRAM
128 GB
TDP
180 W
NVIDIA B100
Architecture
Blackwell
Year
2024
VRAM
192 GB
TDP
700 W
Specifications
NVIDIA GB10 Grace Blackwell NVIDIA B100
Architecture
Blackwell Blackwell
Launch Year
2025 2024
Form Factor
Integrated SXM
VRAM
128 GB192 GB
Memory Bandwidth
273 GB/s8.0 TB/s
TDP
180 W700 W
Process Node
— 4nm
| Spec | NVIDIA GB10 Grace Blackwell | NVIDIA B100 |
|---|---|---|
| Architecture | Blackwell | Blackwell |
| Launch Year | 2025 | 2024 |
| Form Factor | Integrated | SXM |
| VRAM | 128 GB | 192 GB |
| Memory Bandwidth | 273 GB/s | 8.0 TB/s |
| TDP | 180 W | 700 W |
| Process Node | — | 4nm |
Performance (TFLOPS)
NVIDIA GB10 Grace Blackwell NVIDIA B100
FP64
—30.0 TFlops
FP32
31.0 TFlops 60.0 TFlops
FP16
—1750.0 TFlops
sparse not published
BF16
—1750.0 TFlops
sparse not published
FP8
—3500.0 TFlops
sparse not published
INT8
—3500.0 TFlops
sparse not published
| Precision | NVIDIA GB10 Grace Blackwell | NVIDIA B100 |
|---|---|---|
| FP64 | — | 30.0 TFlops |
| FP32 | 31.0 TFlops | 60.0 TFlops |
| FP16 | — | 1750.0 TFlops sparse not published |
| BF16 | — | 1750.0 TFlops sparse not published |
| FP8 | — | 3500.0 TFlops sparse not published |
| INT8 | — | 3500.0 TFlops sparse not published |
FLOPS by Precision
Efficiency — TDP vs FP32 Performance
Analysis
Most Efficient
NVIDIA
GB10 Grace Blackwell
0.17 TFLOPS/W
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