Advanced Research Computing offers several distinct high-performance computing systems to Virginia Tech researchers and collaborators, listed below. Click on a link to read more about a given resource.
| NAME | HUCKLEBERRY | CASCADES | DRAGONSTOOTH | NEWRIVER |
|---|---|---|---|---|
| Vendor/Model | IBM | HP | Lenovo | Dell |
| Key Features, Uses | Deep learning applications | Data Intensive Problems | Single-node, long jobs | Data Intensive Problems |
| Login Node (xxx.arc.vt.edu) |
huckleberry1 | cascades1 or cascades2 | dragonstooth1 | newriver1 or newriver2 |
| Available | August 2018 | October 2016, Expanded April 2018 | August 2016 | August 2015, Expanded June 2017 |
| Operating System | CentOS Linux 7 | CentOS Linux 7 | CentOS Linux 7 | CentOS Linux 7 |
| Theoretical Peak (TFlops/s) | 820.6 | 38.7 | 536.1 | |
| Nodes | 14 | 236 | 48 | 165 |
| Cores | 280 | 7,288 | 1,152 | 4,380 |
| Cores/Node | 20 | 24-72 | 24 | 24-60 |
| CPU Model | Power8 | Varies by node type | Intel Xeon E5-2680v3 (Haswell) | Varies by node type |
| CPU Speed | 3.26 GHz | 2.1-3.0 GHz | 2.50 GHz | 2.4-2.8 GHz |
| Accelerators/Coprocessors | 56 | 88 | N/A | 86 |
| Accelerator Model | NVIDIA P100 | NVIDIA V100, NVIDIA Tesla K80 | N/A | NVIDIA P100,* NVIDIA Tesla K80** |
| Accelerators/Node | 4 | 2* | N/A | 2*, 1** |
| Memory Size | 44.6 TB | 12.0 TB | 41.3 TB | |
| Memory/Core | 4.0-42.7 GB | 10.6 GB | 5.3-51.2 GB | |
| Memory/Node | 256 GB | 128 GB** | 256 GB | 128 GB*** |
| Interconnect | EDR InfiniBand | EDR InfiniBand | 10 GbE | EDR InfiniBand |
| Notes | *For GPU-enabled nodes **2 nodes have 3 TB; 40 V100 nodes have 376 GB All nodes have locally mounted SSDs |
*For 39 GPU nodes **For 8 vis nodes ***63 nodes have 512 GB & 2 nodes have 3TB |