NVIDIA GB10 Grace Blackwell vs NVIDIA H200
Side-by-side comparison of specifications, performance, and efficiency.
NVIDIA GB10 Grace Blackwell
Architecture
Blackwell
Year
2025
VRAM
128 GB
TDP
180 W
NVIDIA H200
Architecture
Hopper
Year
2024
VRAM
141 GB
TDP
700 W
Specifications
NVIDIA GB10 Grace Blackwell NVIDIA H200
Architecture
Blackwell Hopper
Launch Year
2025 2024
Form Factor
Integrated SXM
VRAM
128 GB141 GB
Memory Bandwidth
—4.8 TB/s
TDP
180 W700 W
Process Node
— 4nm
| Spec | NVIDIA GB10 Grace Blackwell | NVIDIA H200 |
|---|---|---|
| Architecture | Blackwell | Hopper |
| Launch Year | 2025 | 2024 |
| Form Factor | Integrated | SXM |
| VRAM | 128 GB | 141 GB |
| Memory Bandwidth | — | 4.8 TB/s |
| TDP | 180 W | 700 W |
| Process Node | — | 4nm |
Performance (TFLOPS)
NVIDIA GB10 Grace Blackwell NVIDIA H200
FP64
—34.0 TFlops
FP32
31.0 TFlops67.0 TFlops
FP16
—989.5 TFlops
BF16
—989.5 TFlops
FP8
1000.0 TFlops1979.0 TFlops
INT8
—1979.0 TFlops
| Precision | NVIDIA GB10 Grace Blackwell | NVIDIA H200 |
|---|---|---|
| FP64 | — | 34.0 TFlops |
| FP32 | 31.0 TFlops | 67.0 TFlops |
| FP16 | — | 989.5 TFlops |
| BF16 | — | 989.5 TFlops |
| FP8 | 1000.0 TFlops | 1979.0 TFlops |
| INT8 | — | 1979.0 TFlops |
FLOPS by Precision
Efficiency — TDP vs FP32 Performance
Analysis
Most Efficient
NVIDIA
GB10 Grace Blackwell
0.17 TFLOPS/W
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