Surface
Surface is an unclassified resource for visualization and data analysis work. It is limited access.
Here is a breakdown of the "mixed" composition of CPU/GPU architectures on Surface:
| Architecture | Clock Speed (GHz) | CPUs GPUs |
Cores/CPU Node Cores/GPU Node |
Cores Total | Memory/Node (GB) | Memory Total (GB) | TFLOPS peak |
|---|---|---|---|---|---|---|---|
| Intel 8-core Xeon E5-2670 NVIDIA Tesla K40 GPU |
2.6 745 MHz |
162 158*2 |
16 2880 |
2,592 910,080 |
256 12*2 |
41,472 3,792 |
53.9 451.9 |
| Intel 18-core Xeon E5-2695 v4 NVIDIA Tesla M60 GPU |
2.1 1178 MHz |
20 20*4 |
36 2048 |
720 163,840 |
256 16*2 |
5,120 640 |
12.1 6 |
The chart, below, is necessarily simplified to the limitations of the database and consistency with other systems.
| Zone | CZ | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Appro | ||||||||||
| CPU Clock Speed (Ghz) | 2.6 | ||||||||||
| Nodes |
| ||||||||||
| CPUs |
| ||||||||||
| GPUs |
| ||||||||||
| Memory Total (GB) | 41,500 | ||||||||||
| Memory/Node (GB) | 256 | ||||||||||
| Peak Performance |
| ||||||||||
| OS | TOSS 2 | ||||||||||
| Interconnect | IB QDR | ||||||||||
| Parallel job type | multiple nodes per job | ||||||||||
| Run Command | srun | ||||||||||
| Recommended location for scratch file space | /p/lscratch{...} | ||||||||||
| Program | ASC, M&IC | ||||||||||
| Password Authentication | OTP, Kerberos | ||||||||||
| Compilers | |||||||||||
| Job limits | |||||||||||
| Documentation | Introduction to LC Resources | ||||||||||
| Availability | Limited |