Expanse is a dedicated ACCESS cluster designed by Dell and SDSC delivering 5.16 peak petaflops, and will offer Composable Systems and Cloud Bursting.
Expanse's standard compute nodes are each powered by two 64-core AMD EPYC 7742 processors and contain 256 GB of DDR4 memory, while each GPU node contains four NVIDIA V100s (32 GB SMX2) connected via NVLINK and dual 20-core Intel Xeon 6248 CPUs. Expanse also has four 2 TB large memory nodes.
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5PB of storage on a Lustre based filesystem.
Expanse is a Dell integrated compute cluster, with AMD Rome processors, NVIDIA V100 GPUs, interconnected with Mellanox HDR InfiniBand in a hybrid fat-tree topology. The GPU component of Expanse features 52 GPU nodes, each containing four NVIDIA V100s (32 GB SMX2), connected via NVLINK, and dual 20-core Intel Xeon 6248 CPUs. They feature 1.6TB of NVMe storage and 256GB of DRAM per node. There is HDR100 connectivity to each node. The system also features 12PB of Lustre based performance storage (140GB/s aggregate), and 7PB of Ceph based object storage.
Expanse is a Dell integrated compute cluster, with AMD Rome processors, 128 cores per node, interconnected with Mellanox HDR InfiniBand in a hybrid fat-tree topology. The compute node section of Expanse has a peak performance of 3.373 PF. Full bisection bandwidth is available at rack level (56 compute nodes) with HDR100 connectivity to each node. HDR200 switches are used at the rack level and 3:1 oversubscription cross-rack. Compute nodes feature 1TB of NVMe storage and 256GB of DRAM per node. The system also features 12PB of Lustre based performance storage (140GB/s aggregate), and 7PB of Ceph based object storage.
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