H100
The reference is H100 SXM 80 GB. H100 NVL uses a different memory configuration; an offer must identify the exact variant.
Explore H100 →GLOBALATLAS AI · H100 vs A100
H100 vs A100
Compare H100 and A100 memory, architecture and deployment considerations using manufacturer specifications.
| Parameter | H100 | A100 |
|---|---|---|
| GPU memory | 80 GB | 80 GB |
| Memory technology | HBM3 | HBM2e |
| Architecture | Hopper | Ampere |
| Workload profile | AI training, inference and accelerated computing | Established CUDA workloads and model training |
| Reference variant | The reference is H100 SXM 80 GB. H100 NVL uses a different memory configuration; an offer must identify the exact variant. | The reference is A100 80 GB. A100 also exists with 40 GB, so the model name alone is not enough to select capacity. |
| Price | Price on requestConfiguration and region to be confirmed | Price on requestConfiguration and region to be confirmed |
Which configuration fits your workload?
A100
This page uses the 80 GB reference. Compare total server cost and tested runtime behavior with H100 before moving an existing workload.
Explore A100 →Compare the same workload
Use the same model or scene, precision, batch size and software version. Record throughput, latency, peak memory and total server cost. This table contains hardware specifications, not measured application performance.