System Architecture

Frank currently consists of a total of 3064 CPU cores distributed over 242 compute nodes. A schematic diagram of Frank is as follows:

Frank

Compute node configurations

The configuration of the individual compute nodes is as follows:

  • 23 quad-socket 12-core AMD Magny Cours (6172) 2.1 GHz CPU (48 core) nodes. 2 nodes have 256 GB, 18 have 128 GB, and 3 have 64 GB of memory.

  • 44 dual-socket 6-core Intel Westmere (X5650) 2.67 GHz CPU (12 core) nodes and 48 GB of memory.

  • 110 dual-socket 4-core Intel Nehalem CPU (2.93 GHz X5570, 2.67 GHz X5550, and 2.27 GHz L5520) nodes (8 core). 8 have 48 GB, 56 have 12 GB and 46 have 24 GB.

  • 65 dual-socket 4-core Intel Harpertown (E5430) 2.66 GHz CPU (8 core) nodes. 47 have 8 GB and 18 have 16 GB of memory.

  • 16 NVIDIA Tesla C2050 GPGPUs (1.15 GHz) each with 448 cores and 2 GB of memory.

Node Definitions

(this section is subject to change and may be out-of-date. Last updated: 01/04/12)

Node number CPU Architecture Memory [GB] Network
0-3 Magny Cours 128 Infiniband
4-9 Magny Cours 128 Gigabit
10-13 Westmere (GPU nodes) 48 Infiniband
14-39 Westmere 48 Infiniband
40-41 Magny Cours 256 Gigabit
42-44 Magny Cours 128 Gigabit
45-47 Magny Cours 64 Gigabit
48-52 Magny Cours 128 Gigabit
53-58 Westmere 48 Infiniband
59-66 Nehalem (X5550) 48 Gigabit
67-112 Nehalem (X5550) 12 Infiniband
113-152 Nehalem (X5550) 24 Infiniband
153-156 Nehalem (X5550) 12 Infiniband
157-158 Nehalem (X5550) 24 Infiniband
159-162 Nehalem (X5570) 24 Infiniband
163-170 Westmere 48 Infiniband
171-174 Nehalem (X5550) 24 Infiniband
175-176 Nehalem (L5520) 24 Infiniband
177-223 Harpertown 8 Infiniband
224-241 Harpertown 16 Infiniband