• Arches Cluster
• Telluride Cluster

sanddunearch (156 nodes, 312 procs, 624 cores)

• "parallel cluster" for highly parallel parallel jobs requiring high speed interconnect.
• 2.4 GHz dual-core Opteron processors
• 8 Gbytes memory per node (2 Gbytes per processor core)
• Both Infiniband and Gigabit Ethernet interconnects
• 156 nodes available to the general pool
• Some restricted nodes:

sanddunearch restricted nodes
Research Group	proc speed	node memory	node/procs	fast interconnect
Molinero	2.6 GHz	8 Gbytes	24/96	infiniband
Schuster	1.8 GHz	2 Gbytes	12/48	infiniband

delicatearch (256 nodes, 512 procs)

• "parallel cluster" for highly parallel parallel jobs requiring high speed interconnect.
• 1.4 GHz Opteron processors
• 2 Gbytes memory per node
• Both Myrinet and Gigabit Ethernet interconnects

tunnelarch (48 nodes, 96 procs)

• "data mining cluster" for jobs requiring large memory.
• 1.4 and 1.8 GHz Opteron processors
• 4 Gbytes memory per node
• Gigabit Ethernet interconnect

marchingmen (164 nodes, 328 procs)

• "cycle farm" for serial and smaller parallel
• jobs which do not require a high speed interconnect.
• 1.4 and 1.8 GHz Opteron processors
• 2 Gbytes memory per node
• Gigabit Ethernet interconnect

landscapearch (restricted)

Limited availability

landscapearch restricted nodes
Research Group	proc speed	node memory	node/procs	fast interconnect
Voth	1.4 GHz	2 Gbytes	16/32	no
	2.2 GHz	4 Gbytes	14/28	no
	2.6 GHz	4 Gbytes	51/102	myrinet
Violi	1.4 GHz	4 Gbytes	9/18	myrinet
Schuster	1.8 GHz	2 Gbytes	64/128	myrinet
Zhdanov	1.8 GHz	4 Gbytes	4/8	no
Simons	2.0 GHz	8 Gbytes	6/24	no
Horel/Steenburgh	2.2 GHz	8 Gbytes	1/4	no
Liu	2.2 GHz	8 Gbytes	6/24	no
Reichler	2.2 GHz	8 Gbytes	4/16	no
CHPC*	2.4 GHz	32 Gbytes	1/4	no

Telluride Cluster Overview (restricted)

• For dedicated use by one research group
• 72 nodes, 576 processors
• 2.333 (48 nodes) and 2.66 (24 nodes) GHz processors
• 16 Gbytes memory per node
• Inifiniband interconnect