Galvani System Architecture

This page describes the infrastructure that makes up the Galvani Cluster.

Login Nodes

Currently there is one login node for galvani: 

134.2.168.43
with the following configuration:

Feature Specifications
CPUs: 2 x Intel Xeon Gold 16 cores, 2.9GHz
RAM: 1536GB (2933 MT/s) DDR4
Local Storage: 960GB SSD


Galvani: Compute Infrastructure

The 36 GPU compute nodes with the following specifications:

Feature Specifications Specifications
Total Nodes: 28 8
Accelerators: 8 Nvidia 2080ti / node 8 Nvidia A100 / node
CUDA Parallel Processing Cores: 4352 / card 3,456 (FP64), 6,912 (FP32) / card
NVIDIA Tensor Cores: 544 / card 432 / card
GPU Memory: 11GB GDDR6 (memory bus: 352 bit) / card 40GB HBM2 / card
CPUs: 2 x Intel Xeon Gold 6240, 18 cores, 2.6GHz 2 x AMD EPYC 7302, 16 cores, 3.0GHz
RAM: 384GB (3200 MT/s) DDR4 1TB (3200 MT/s) DDR4
Local Storage: 1,92TB 3,84TB
Theoretical Peak Performance: 266.79 TFLOPs/node 196.54 TFLOPs/node


There are additionally 3 CPU only nodes with the following composition:

Feature Specifications
Total Nodes: 3
CPUs: 2 x Intel Xeon Gold 16 cores, 2.9GHz
RAM: 1536GB (2933 MT/s) DDR4
Local Storage: 960GB SSD
Theoretical Peak Performance:

Galvani: Interconnect

The Galvani Cluster uses fat-tree non-blocking topology with ethernet. Most of the nodes have a 40Gb/s HCA. Storage is connected on a 100Gb/s.