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NVIDIA H20 vs NVIDIA H200
Side-by-side comparison of specifications, performance, and efficiency.
NVIDIA H20
Architecture
Hopper
Year
2025
VRAM
141 GB
TDP
400 W
NVIDIA H200
Architecture
Hopper
Year
2024
VRAM
141 GB
TDP
600 W
Specifications
NVIDIA H20 NVIDIA H200
Architecture
Hopper Hopper
Launch Year
2025 2024
Form Factor
SXM PCIe
VRAM
141 GB141 GB
Memory Bandwidth
4.0 TB/s4.8 TB/s
TDP
400 W600 W
Process Node
4nm 4nm
| Spec | NVIDIA H20 | NVIDIA H200 |
|---|---|---|
| Architecture | Hopper | Hopper |
| Launch Year | 2025 | 2024 |
| Form Factor | SXM | PCIe |
| VRAM | 141 GB | 141 GB |
| Memory Bandwidth | 4.0 TB/s | 4.8 TB/s |
| TDP | 400 W | 600 W |
| Process Node | 4nm | 4nm |
Performance (TFLOPS)
NVIDIA H20 NVIDIA H200
FP64
1.0 TFlops30.0 TFlops
FP32
44.0 TFlops60.0 TFlops
FP16
148.0 TFlops835.5 TFlops
BF16
148.0 TFlops835.5 TFlops
FP8
296.0 TFlops1670.5 TFlops
INT8
296.0 TFlops1670.5 TFlops
| Precision | NVIDIA H20 | NVIDIA H200 |
|---|---|---|
| FP64 | 1.0 TFlops | 30.0 TFlops |
| FP32 | 44.0 TFlops | 60.0 TFlops |
| FP16 | 148.0 TFlops | 835.5 TFlops |
| BF16 | 148.0 TFlops | 835.5 TFlops |
| FP8 | 296.0 TFlops | 1670.5 TFlops |
| INT8 | 296.0 TFlops | 1670.5 TFlops |
FLOPS by Precision
Efficiency — TDP vs FP32 Performance
Analysis
Most Efficient
NVIDIA
H20
0.11 TFLOPS/W
Where to Rent
NVIDIA H200
| Provider | Instance | Price/hr | |
|---|---|---|---|
RunPod | H200 NVL | $0.50 | View → |
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