Cluster specifications (legacy reference)¶
Legacy content
This page is kept for history and links. Wheeler, Taos, Gibbs, and Xena have been retired — see the Systems overview for current clusters.
CARC Supercomputer and Cluster Resources¶
| Machine Name | Wheeler | Taos | Gibbs | Xena | Hopper |
|---|---|---|---|---|---|
| Model/Type | SGI AltixXE Xeon X5550 2.67 GHz |
Dell PowerEdge R630 Xeon E5-2698 V4 2.20 GHz |
Dell PowerEdge R620 Intel Xeon E5-2670 2.6 GHz |
Dell PowerEdge R730 Intel Xeon E5-2640 2.6 GHz and PowerEdge R930 Intel Xeon E7-4809 2.0 Ghz |
Dell PowerEdge R640 Intel Xeon Gold 6226R 2.9 GHz and Dell PowerEdge R740 Intel Xeon Gold 6242 2.8 GHz |
| Linux Operating System |
CentOS 7 | CentOS 7 | Scientific Linux | CentOS 7 | Rocky Linux |
| Interconnect | Mellanox IS5600 InfiniScale IV ConnectX-2 IB QDR (MT26428) |
Mellanox SX6000 ConnectX-3 IB FDR (MT4099) |
InfiniBand QDR | InfiniBand FDR | InfiniBand HDR |
| Nodes | 304 | 9 | 24 | 32 | 61 |
| Cores/Node | 8 | variable | 16 | 16, 32 | 32 |
| Total Cores | 2432 | 180 | 384 | 576 | 2176 |
| RAM/Core | 6GB | variable | 4 GB | 4 GB, 32 GB, 96 GB | variable |
| Local disk/node | Diskless | 1 TB | 1 TB | 1 TB | 448 GB |
| Peak FLOPS (theoretical), in TFLOPS |
25 | (TBD) | 3.996 | 18 | (TBD) |
| Processor Architecture | Intel Xeon Nehalem EP |
Intel Xeon Broadwell |
Intel SandyBridge | Intel Xeon E7-2640 Intel Xeon E7-4809 (Haswell) |
Intel Xeon Gold 6226R Intel Xeon Gold 6242 (Cascade Lake) |
| Local Scratch Space (TB) |
40 | 27 | 6.3 | 73 | (TBD) |
Xena Cluster Specs¶
| Queue Name | bigmem-1TB | bigmem-3TB | dualGPU | singleGPU |
|---|---|---|---|---|
| Nodes | 2 | 2 | 4 | 24 |
| Cores/Node | 32 | 32 | 16 | 16 |
| Memory/Node | 1 TB | 3 TB | 64 GB | 64 GB |
| Total Cores | 64 | 64 | 64 | 384 |
| Processor Architecture |
Intel Xeon CPU E7-4809 |
Intel Xeon CPU E7-4809 |
Intel Xeon CPU E5-2640 |
Intel Xeon CPU E5-2640 |
| CPU GHz | 2.00 | 2.00 | 2.60 | 2.60 |
| GPU | N/A | N/A | 2 x Nvidia Tesla K40M per node |
1 x Nvidia Tesla K40M per node |
Historical queue limits¶
Queue limits in force when these systems were retired:
Xena¶
| Queue | GPU | Bigmem | Debug |
|---|---|---|---|
| Number of Processors | 192 | 128 | 8 |
| Number of Nodes | 12 (singleGPU) 4 (dualGPU) |
1 | 2 |
| Processors per Node | 16 | 32 | 4 |
| Walltime(H:M:S) | 48:00:00 | 48:00:00 | 04:00:00 |
| Memory Limit | 60 Gb (singleGPU and dualGPU) | 1 Tb (bigmem-1TB) 3 Tb (bigmem-3TB) |
60 Gb |
Wheeler¶
| Queue: | Default | Debug |
|---|---|---|
| Number of Processors | 400 | 32 |
| Number of Nodes | 50 | 4 |
| Processors per Node | 8 | 8 |
| Walltime(H:M:S) | 48:00:00 | 04:00:00 |
| Memory Limit | 44 Gb | 44 Gb |
Migrated from UNM-CARC QuickBytes (last source update 2023-01-23). Spotted a problem? Open an issue or pull request.