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NVIDIA H20 vs NVIDIA H100
Side-by-side comparison of specifications, performance, and efficiency.
NVIDIA H20
Architecture
Hopper
Year
2024
VRAM
96 GB
TDP
400 W
NVIDIA H100
Architecture
Hopper
Year
2022
VRAM
80 GB
TDP
700 W
Specifications
NVIDIA H20 NVIDIA H100
Architecture
Hopper Hopper
Launch Year
2024 2022
Form Factor
SXM SXM
VRAM
96 GB80 GB
Memory Bandwidth
4.0 TB/s3.4 TB/s
TDP
400 W700 W
Process Node
4nm 4nm
| Spec | NVIDIA H20 | NVIDIA H100 |
|---|---|---|
| Architecture | Hopper | Hopper |
| Launch Year | 2024 | 2022 |
| Form Factor | SXM | SXM |
| VRAM | 96 GB | 80 GB |
| Memory Bandwidth | 4.0 TB/s | 3.4 TB/s |
| TDP | 400 W | 700 W |
| Process Node | 4nm | 4nm |
Performance (TFLOPS)
NVIDIA H20 NVIDIA H100
FP64
1.0 TFlops 34.0 TFlops
FP32
44.0 TFlops 67.0 TFlops
FP16
148.0 TFlops
sparse not published
990.0 TFlops 1979.0
TFLOPS sparse
BF16
148.0 TFlops
sparse not published
990.0 TFlops 1979.0
TFLOPS sparse
FP8
296.0 TFlops
592.0
TFLOPS sparse
1979.0 TFlops 3958.0
TFLOPS sparse
INT8
296.0 TFlops
sparse not published
1979.0 TFlops 3958.0
TOPS sparse
Tensor Core
FP64 (TC)
—67.0 TFlops
| Precision | NVIDIA H20 | NVIDIA H100 |
|---|---|---|
| FP64 | 1.0 TFlops | 34.0 TFlops |
| FP32 | 44.0 TFlops | 67.0 TFlops |
| FP16 | 148.0 TFlops sparse not published | 990.0 TFlops 1979.0
TFLOPS sparse |
| BF16 | 148.0 TFlops sparse not published | 990.0 TFlops 1979.0
TFLOPS sparse |
| FP8 | 296.0 TFlops 592.0
TFLOPS sparse | 1979.0 TFlops 3958.0
TFLOPS sparse |
| INT8 | 296.0 TFlops sparse not published | 1979.0 TFlops 3958.0
TOPS sparse |
| Tensor Core | ||
| FP64 (TC) | — | 67.0 TFlops BEST |
FLOPS by Precision
Efficiency — TDP vs FP32 Performance
Analysis
Most Efficient
NVIDIA
H20
0.11 TFLOPS/W
Where to Rent
NVIDIA H100
| Provider | Instance | Price/GPU-hr | Checked | |
|---|---|---|---|---|
DataCrunch | 1H100.80S.30V (spot) | $1.63 | 4h ago | View → |
Cudo Compute | sapphire-rapids-h100 | $1.79 | 4h ago | View → |
Hyperstack | n3-H100x1 | $2.50 | 4h ago | View → |
RunPod | H100 SXM (Community Cloud) | $2.69 | 4h ago | View → |
DataCrunch | 1H100.80S.30V (on-demand) | $3.25 | 4h ago | View → |
RunPod | H100 SXM (Secure Cloud) | $3.29 | 4h ago | View → |
Scaleway | H100-SXM-2-80G | $3.84 | 4h ago | View → |
DigitalOcean | gpu-h100x8-640gb | $3.89 | 4h ago | View → |
Lambda Labs | gpu_4x_h100_sxm5 | $4.09 | 4h ago | View → |
Paperspace | H100 | $5.99 | 4h ago | View → |
Oracle Cloud (OCI) | H100T | $10.75 | 4h ago | View → |
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