| List | Rank | System | Vendor | Total Cores | Rmax (TFlop/s) | Rpeak (TFlop/s) | Power (kW) | 
                    
                    
                        
                            | 11/2014 | 224 | Hitachi SR16000 Model M1, POWER7 8C 3.836GHz, Custom Interconnect | Hitachi | 10,304 | 253.00 | 316.21 | 708.20 | 
                    
                        
                            | 06/2014 | 187 | Hitachi SR16000 Model M1, POWER7 8C 3.836GHz, Custom Interconnect | Hitachi | 10,304 | 253.00 | 316.21 | 708.20 | 
                    
                        
                            | 11/2013 | 153 | Hitachi SR16000 Model M1, POWER7 8C 3.836GHz, Custom Interconnect | Hitachi | 10,304 | 253.00 | 316.21 | 708.20 | 
                    
                        
                            | 06/2013 | 119 | Hitachi SR16000 Model M1, POWER7 8C 3.836GHz, Custom Interconnect | Hitachi | 10,304 | 253.00 | 316.21 | 708.20 | 
                    
                        
                            | 11/2012 | 95 | Hitachi SR16000 Model M1, POWER7 8C 3.836GHz, Custom Interconnect | Hitachi | 10,304 | 253.00 | 316.21 | 708.20 | 
                    
                        
                            | 11/2011 | 367 | Hitachi SR16000 Model L2/128, Power6 4.7Ghz, Infiniband | Hitachi | 4,096 | 56.65 | 77.00 | 645.00 | 
                    
                        
                            | 06/2011 | 197 | Hitachi SR16000 Model L2/128, Power6 4.7Ghz, Infiniband | Hitachi | 4,096 | 56.65 | 77.00 | 645.00 | 
                    
                        
                            | 11/2010 | 132 | Hitachi SR16000 Model L2/128, Power6 4.7Ghz, Infiniband | Hitachi | 4,096 | 56.65 | 77.00 | 645.00 | 
                    
                        
                            | 06/2010 | 91 | Hitachi SR16000 Model L2/128, Power6 4.7Ghz, Infiniband | Hitachi | 4,096 | 56.65 | 77.00 | 645.00 | 
                    
                        
                            | 11/2009 | 81 | Hitachi SR16000 Model L2/128, Power6 4.7Ghz, Infiniband | Hitachi | 4,096 | 56.65 | 77.00 | 645.00 | 
                    
                        
                            | 06/2009 | 65 | Hitachi SR16000 Model L2/128, Power6 4.7Ghz, Infiniband | Hitachi | 4,096 | 56.65 | 77.00 | 645.00 |