| Site: | Los Alamos National Laboratory | 
|---|---|
| Manufacturer: | LNXI | 
| Cores: | 2,816 | 
| Processor: | Opteron 2GHz | 
| Interconnect: | Myrinet | 
| Installation Year: | 2003 | 
| Performance | |
| Linpack Performance (Rmax) | 8,051.00 GFlop/s | 
| Theoretical Peak (Rpeak) | 11,264.00 GFlop/s | 
| Nmax | 761,160 | 
| Nhalf | 109,208 | 
| Software | |
| Operating System: | Linux | 
| List | Rank | System | Vendor | Total Cores | Rmax (GFlop/s) | Rpeak (GFlop/s) | Power (kW) | 
|---|---|---|---|---|---|---|---|
| 11/2007 | 253 | Opteron 2 GHz, Myrinet | LNXI | 2,816 | 8,051.00 | 11,264.00 | |
| 06/2007 | 122 | Opteron 2 GHz, Myrinet | LNXI | 2,816 | 8,051.00 | 11,264.00 | |
| 11/2006 | 83 | Opteron 2 GHz, Myrinet | LNXI | 2,816 | 8,051.00 | 11,264.00 | |
| 06/2006 | 54 | Opteron 2 GHz, Myrinet | LNXI | 2,816 | 8,051.00 | 11,264.00 | |
| 11/2005 | 42 | Opteron 2 GHz, Myrinet | LNXI | 2,816 | 8,051.00 | 11,264.00 | |
| 06/2005 | 32 | Opteron 2 GHz, Myrinet | LNXI | 2,816 | 8,051.00 | 11,264.00 | |
| 11/2004 | 18 | Opteron 2 GHz, Myrinet | LNXI | 2,816 | 8,051.00 | 11,264.00 | |
| 06/2004 | 11 | Opteron 2 GHz, Myrinet | LNXI | 2,816 | 8,051.00 | 11,264.00 | |
| 11/2003 | 6 | Opteron 2 GHz, Myrinet | LNXI | 2,816 | 8,051.00 | 11,264.00 |