Description

Big Red @ Indiana University

• 1024 nodes quad core PPC 970
• 160 32-port Myrinet 2G crossbars
• 3-stage folded Clos topology (full bisection bandwidth)

Odin @ Indiana University

• 128 nodes quad core Opteron 1GHz nodes
• 18 24-port InfiniBand SDR crossbars
• full 2-stage folded Clos network (full bisection bandwidth)

CHemnitzer Linux Cluster (CHiC) @ Technical University of Chemnitz

• 575 nodes quad core Opteron nodes
• 112 24-port InfiniBand SDR crossbars
• nearly a 3-stage folded Clos topology (full bisection bandwidth)

Deimos @ Technical University of Dresden

• 729 nodes quad core Opteron nodes
• 108 24-port InfiniBand SDR crossbars
• "line-Clos" (line of 2-stage folded Clos switches) topology

Atlas @ Lawrence Livermore National Laboratory

• 1142 nodes quad core Opteron nodes
• 192 24-port InfiniBand SDR crossbars
• full 3-stage folded Clos topology (full bisection bandwidth)

Ranger @ Texas Advanced Computing Center

• 4081 nodes
• 1365 24-port InfiniBand SDR crossbars
• folded Clos topology (?) (full bisection bandwidth)

Thunderbird @ Sandia National Lab

• 4391 nodes
• 569 24-port InfiniBand SDR crossbars
• folded Clos topology (half bisection bandwidth)

Tsubame @ Tokio Institute of Technology

• 1354 nodes
• 351 24-port InfiniBand crossbars
• close-to folded Clos topology (half bisection bandwidth)

Jaguar XT-4 partition @ Oak Ridge National Lab

• 7947 nodes
• SeaStar 2 21x16x24 3D-Torus network
• I'm sure you would have guessed that the ball below is a 3d-torus ;)

Jaguar XT-5 partition @ Oak Ridge National Lab

• 18851 nodes
• SeaStar 2 25x32x24 3D-Torus network
• I'm sure you would have guessed that this giant donut is a 3d-torus ;)