| Site: | CII, Institute of Science Tokyo | 
|---|---|
| System URL: | http://www.gsic.titech.ac.jp/ | 
| Manufacturer: | NEC/Sun | 
| Cores: | 12,344 | 
| Processor: | Opteron Dual Core 2C 2.4GHz | 
| Interconnect: | Infiniband | 
| Installation Year: | 2008 | 
| Performance | |
| Linpack Performance (Rmax) | 67.70 TFlop/s | 
| Theoretical Peak (Rpeak) | 109.73 TFlop/s | 
| Nmax | 1,181,952 | 
| Software | |
| Operating System: | Linux | 
| List | Rank | System | Vendor | Total Cores | Rmax (GFlop/s) | Rpeak (GFlop/s) | Power (kW) | 
|---|---|---|---|---|---|---|---|
| 06/2008 | 25 | Sun Fire x4600/x6250 Cluster, Opteron 2.4/2.6 GHz and ClearSpeed Accelerator, Xeon E5440 2.833 GHz, Infiniband | NEC/Sun | 12,344 | 67.70 | 109.73 |