UMass Boston

Chimera is a heterogeneous distributed memory high performance compute cluster. 

Please note, this webpage may not always reflect the latest hardware updates. For the most current information, use the following command when logged into Chimera to view details about the available compute hardware:

scontrol show nodes

Current Hardware List

head node:

2 x 20-core Intel(R) Xeon(R) Silver 4210R CPU @ 2.40GHz (40 cores)
192GB RAM
100Gb/s infiniband

12 compute nodes consisting of the following:

chimera01 node:
2 x 8-core Intel(R) Xeon(R) CPU E5-2650 v2 @ 2.60GHz (16 cores/node)
256GB RAM
56Gb/sec (4X FDR) infiniband

chimera06-08, each with:
4 x 14-coreAMD Opteron 6276 processors - (64 cores total/node)
256G RAM
40Gb/s infiniband

chimera09-10, each with:
2 x 12-core Intel(R) Xeon(R) Gold 6126 CPU @ 2.60GHz - (24 cores total/node)
756G RAM
56Gb/s infiniband

chimera11 node:
2 x 20-core Intel(R) Xeon(R) Gold 6248 - (40 cores total/node)
772G RAM
100Gb/s infiniband

chimera12-13, each with:
2 x 64-core AMD EPYC 7742 - (128 cores total/node)
8 Nvidia DGX-A100 GPU
2064G RAM
200Gb/s infiniband

chimera14-16, each with:
2 x 24-core Intel(R) Xeon(R) 6240R - (48 cores total/node)
756G RAM
100Gb/s infiniband

chimera17, with:
2 x 16-core Intel(R) Xeon(R) 6326 - (32 cores total/node)
1T RAM
100Gb/s infiniband

chimera18, with:
2 x 8-core Intel(R) Xeon(R) 4309Y - (16 cores total/node)
5 NVIDIA A30 GPU nodes
512G RAM
100Gb/s infiniband
Note:  the A30 GPUs in chimera18 are configured as MIGs, the exact configuration subject to change depending on course needs - please use '<code>scontrol show node chimera18</code>' to query the current configuration.

chimera19-20, each with:
2 x 16-core Intel(R) Xeon(R) 6326 - (32 cores total/node)
1T RAM
100Gb/s infiniband

Access to chimera is available to all UMass Boston researchers.

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