Lonestar - PowerEdge 1955, 2.66 GHz, Infiniband

Site: Texas Advanced Computing Center/Univ. of Texas
System URL: http://www.tacc.utexas.edu/resources/hpcsystems/#lonestar
Manufacturer: DELL EMC
Cores: 5,848
Processor: Xeon 5150 2C 2.67GHz
Interconnect: Infiniband
Installation Year: 2007
Performance
Linpack Performance (Rmax) 46.73 TFlop/s
Theoretical Peak (Rpeak) 62.22 TFlop/s
Nmax 1,187,200
Software
Operating System: Linux
List Rank System Vendor Total Cores Rmax (GFlop/s) Rpeak (GFlop/s) Power (kW)
11/2010 185 PowerEdge 1955, 2.66 GHz, Infiniband DELL EMC 5,848 46.73 62.22
06/2010 123 PowerEdge 1955, 2.66 GHz, Infiniband DELL EMC 5,848 46.73 62.22
11/2009 105 PowerEdge 1955, 2.66 GHz, Infiniband DELL EMC 5,848 46.73 62.22
06/2009 87 PowerEdge 1955, 2.66 GHz, Infiniband DELL EMC 5,848 46.73 62.22
11/2008 59 PowerEdge 1955, 2.66 GHz, Infiniband DELL EMC 5,848 46.73 62.22
06/2008 39 PowerEdge 1955, 2.66 GHz, Infiniband DELL EMC 5,848 46.73 62.22
11/2007 22 PowerEdge 1955, 2.66 GHz, Infiniband DELL EMC 5,848 46.73 62.22
06/2007 15 PowerEdge 1955, 2.66 GHz, Infiniband DELL EMC 5,848 46.73 62.22