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Technical Specifications

The following are technical specifications for Ascend.  

Number of Nodes

24 nodes

Number of CPU Sockets

48 (2 sockets/node)

Number of CPU Cores

2,304 (96 cores/node)

Cores Per Node

96 cores/node (88 usable cores/node)

Internal Storage

12.8 TB NVMe internal storage

Compute CPU Specifications
AMD EPYC 7643 (Milan) processors for compute
  • 2.3 GHz
  • 48 cores per processor
Computer Server Specifications

24 Dell XE8545 servers

Accelerator Specifications

4 NVIDIA A100 GPUs with 80GB memory each, supercharged by NVIDIA NVLink

Number of Accelerator Nodes

24 total

Total Memory
~ 24 TB
Physical Memory Per Node

1 TB

Physical Memory Per Core

10.6 GB


Mellanox/NVIDA 200 Gbps HDR InfiniBand​