| Site: | The Institute of Statistical Mathematics | 
|---|---|
| Manufacturer: | Hitachi | 
| Cores: | 20 | 
| Processor: | Hitachi SR8000 250MHz | 
| Interconnect: | Multi-dimensional crossbar | 
| Installation Year: | 1999 | 
| Performance | |
| Linpack Performance (Rmax) | 144.00 GFlop/s | 
| Theoretical Peak (Rpeak) | 160.00 GFlop/s | 
| Nmax | 48,000 | 
| Nhalf | 4,000 | 
| Software | |
| Operating System: | HI-UX/MPP | 
| List | Rank | System | Vendor | Total Cores | Rmax (GFlop/s) | Rpeak (GFlop/s) | Power (kW) | 
|---|---|---|---|---|---|---|---|
| 06/2002 | 466 | SR8000/20 | Hitachi | 20 | 144.00 | 160.00 | |
| 11/2001 | 258 | SR8000/20 | Hitachi | 20 | 144.00 | 160.00 | |
| 06/2001 | 154 | SR8000/20 | Hitachi | 20 | 144.00 | 160.00 | |
| 11/2000 | 125 | SR8000/20 | Hitachi | 20 | 144.00 | 160.00 | |
| 06/2000 | 89 | SR8000/20 | Hitachi | 20 | 144.00 | 160.00 | |
| 11/1999 | 63 | SR8000/20 | Hitachi | 20 | 144.00 | 160.00 | |
| 06/1999 | 51 | SR8000/20 | Hitachi | 20 | 144.00 | 160.00 |