| Site: | NASA/Goddard Space Flight Center | 
|---|---|
| Manufacturer: | HPE | 
| Cores: | 1,152 | 
| Processor: | Itanium 2 1.5GHz | 
| Interconnect: | Numalink/Infiniband | 
| Installation Year: | 2005 | 
| Performance | |
| Linpack Performance (Rmax) | 6.31 TFlop/s | 
| Theoretical Peak (Rpeak) | 6.91 TFlop/s | 
| Nmax | 459,648 | 
| Software | |
| Operating System: | Linux | 
| List | Rank | System | Vendor | Total Cores | Rmax (GFlop/s) | Rpeak (GFlop/s) | Power (kW) | 
|---|---|---|---|---|---|---|---|
| 11/2007 | 439 | SGI Altix 3700 Bx2, 1.5 GHz, NUMAlink, Infiniband | HPE | 1,152 | 6.31 | 6.91 | |
| 06/2007 | 200 | SGI Altix 3700 Bx2, 1.5 GHz, NUMAlink, Infiniband | HPE | 1,152 | 6.31 | 6.91 | |
| 11/2006 | 103 | SGI Altix 3700 Bx2, 1.5 GHz, NUMAlink, Infiniband | HPE | 1,152 | 6.31 | 6.91 | |
| 06/2006 | 73 | SGI Altix 3700 Bx2, 1.5 GHz, NUMAlink, Infiniband | HPE | 1,152 | 6.31 | 6.91 | |
| 11/2005 | 54 | SGI Altix 3700 Bx2, 1.5 GHz, NUMAlink, Infiniband | HPE | 1,152 | 6.31 | 6.91 |