NVIDIA · Datacenter System
DGX A100 640 GB
Ampere
Prefill · prompt processing
Not benchmarked
Inference · generation speed
Not benchmarked
GPU / CPU chip
NVIDIA A100 80 GB / 2× AMD EPYC 7742
RAM / VRAM
640 GB GPU total
1,024 GB system RAM
No verified model-specific throughput measurement is published here yet. Prefill and generation rates depend on the model, precision, batch size and runtime.
Hardware specifications
| Product family | DGX A100 |
| Model / configuration | DGX A100 640 GB |
| Released | 2020 |
| Manufacturer | NVIDIA |
| Hardware category | Datacenter System |
| Architecture | Ampere |
| Form factor | 6U rack |
| CPU | 2× AMD EPYC 7742 |
| CPU cores | 128 |
| Accelerator model | NVIDIA A100 80 GB |
| Accelerator count | 8 |
| Interconnect | 3rd-gen NVLink / NVSwitch |
Where to buy
No verified retailer listings have been added for this hardware yet.
Retailer links do not guarantee stock or a current price.
Observed prices
No source-backed price observations recorded yet.
Historical observations retain their original currency. Prices are not converted or adjusted for regional taxes.
Memory & bandwidth
| Primary memory (comparison) | 640 GB GPU total |
| Memory technology | HBM2e (8 GPUs) |
| Memory per GPU | 80 GB |
| Total GPU memory | 640 GB |
| CPU system RAM | 1,024 GB |
| GPU / system bandwidth | — |
System memory, aggregate GPU memory and memory available to one accelerator are separate measurements. Do not treat total multi-GPU memory as a single unified pool.
System & deployment
| Networking | ConnectX-6 HDR InfiniBand |
System accelerators
Inference runtimes
No verified runtime compatibility records for this configuration yet.
Runtime support is not a model throughput or memory-fit benchmark.