Computing

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 CASCADES DRAGONSTOOTH NEWRIVER BLUERIDGE
Vendor/Model HP Lenovo Dell Cray CS-300
Key Features, Uses Data Intensive Problems Single-node, long jobs Data Intensive Problems Large-scale CPU or MIC computation
Login Node
(xxx.arc.vt.edu)
cascades1 or cascades2 dragonstooth1 newriver1 or newriver2 blueridge1 or blueridge2
Available October 2016, Expanded April 2018 August 2016 August 2015, Expanded June 2017 March 2013
Operating System CentOS Linux 7 CentOS Linux 7 CentOS Linux 7 CentOS Linux 6
Theoretical Peak (TFlops/s) 820.6 38.7 536.1 135.8
Nodes 236 48 165 408
Cores 7,288 1,152 4,380 6,528
Cores/Node 24-72 24 24-60 16
CPU Model Varies by node type Intel Xeon E5-2680v3 (Haswell) Varies by node type Intel Xeon E5-2670 (Sandy Bridge)
CPU Speed 2.1-3.0 GHz 2.50 GHz 2.4-2.8 GHz 2.60 GHz
Accelerators/Coprocessors 88 N/A 86 N/A
Accelerator Model NVIDIA V100, NVIDIA Tesla K80 N/A NVIDIA P100,* NVIDIA Tesla K80**
Accelerators/Node 2* N/A 2*, 1**
Memory Size 44.6 TB 12.0 TB 41.3 TB 27.3 TB
Memory/Core 4.0-42.7 GB 10.6 GB 5.3-51.2 GB 4 GB*
Memory/Node 128 GB** 256 GB 128 GB*** 64 GB**
Interconnect EDR InfiniBand 10 GbE EDR InfiniBand QDR 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
*18 nodes have 128 GB (8 GB/core)