Grace - AshokBhat/notes GitHub Wiki
About
- NVIDIA Grace Arm server CPU
- Target segment: HPC, AI in data-centers
- General availablity: H1, 2023
Specification
- Armv9 Neoverse Core
- DDR5 with 500 GB/sec of bandwidth
- Native NVLink 4.0 ports
Grace Hopper Superchip
- Grace CPU (72 Armv9 CPU core) and Hopper GPU
- NVLink-C2C interconnect
- CPU+GPU coherent memory model
- 900 gigabytes per second (GB/s) coherent interface - 7X faster than PCIe Gen 5
- 30X higher aggregate system memory bandwidth to GPU compared to DGX A100
Grace CPU Superchip
- Two Grace CPU units (with 72 Arm v9 CPU cores)
- 1 TB/s of memory bandwidth.
- LPDDR5x
- 900 GB/s coherent interface, 7X faster than PCIe Gen 5
Deployment
CSCS Alps supercomputer
- At Swiss National Supercomputing Center (CSCS)
- In early 2023
- Grace Arm server CPU + Hopper Nvidia GPU
- 20 exaflops of AI performance
- HPE Cray system
LANL Venado supercomputer
- Grace Arm server CPU + Hopper Nvidia GPU
- HPE Cray system
- In early 2023.
- 10 exaflops of AI performance
See also