| List | Rank | System | Vendor | Total Cores | Rmax (TFlop/s) | Rpeak (TFlop/s) | Power (kW) | 
                    
                    
                        
                            | 11/2013 | 399 | Supermicro H8QG6, Opteron 6238 12C 2.600GHz, Infiniband QDR | Supermicro | 15,456 | 131.90 | 160.74 | 252.70 | 
                    
                        
                            | 06/2013 | 295 | Supermicro H8QG6, Opteron 6238 12C 2.600GHz, Infiniband QDR | Supermicro | 15,456 | 131.90 | 160.74 | 252.70 | 
                    
                        
                            | 11/2012 | 187 | Supermicro H8QG6, Opteron 6238 12C 2.600GHz, Infiniband QDR | Supermicro | 15,456 | 131.90 | 160.74 | 252.70 | 
                    
                        
                            | 06/2012 | 130 | Supermicro H8QG6, Opteron 6238 12C 2.600GHz, Infiniband QDR | Supermicro | 15,456 | 131.90 | 160.74 | 252.70 |