| Site: | Tohoku University | 
|---|---|
| Manufacturer: | NEC | 
| Cores: | 32 | 
| Processor: | NEC 250MHz | 
| Interconnect: | Multi-stage crossbar | 
| Installation Year: | 1997 | 
| Performance | |
| Linpack Performance (Rmax) | 61.70 GFlop/s | 
| Theoretical Peak (Rpeak) | 64.00 GFlop/s | 
| Nmax | 20,480 | 
| Nhalf | 1,688 | 
| Software | |
| Operating System: | EWS-UX/V | 
| List | Rank | System | Vendor | Total Cores | Rmax (GFlop/s) | Rpeak (GFlop/s) | Power (kW) | 
|---|---|---|---|---|---|---|---|
| 11/1997 | 50 | SX-4/32 | NEC | 32 | 61.70 | 64.00 |