| System | Year | Vendor | Cores | Rmax (GFlop/s) | Rpeak (GFlop/s) | 
                    
                    
                        
                            
                                
                                | Cluster Platform 3000 BL460c G7, Xeon X5660 6C 2.80 GHz, Gigabit Ethernet | 2011 | HPE | 11,556 | 67,288 | 129,427.2 | 
                        
                    
                        
                            
                                
                                | Cluster Platform 3000 BL460c G7, Xeon X5660 6C 2.80 GHz, Gigabit Ethernet | 2011 | HPE | 11,556 | 67,288 | 129,427.2 | 
                        
                    
                        
                    
                        
                    
                        
                            
                                
                                | Cluster Platform 3000 BL460c G6, Xeon X5570 2.93 GHz, GigE | 2011 | HPE | 10,968 | 66,980 | 128,545.0 | 
                        
                    
                        
                    
                        
                    
                        
                            
                                
                                | BladeCenter HS22 Cluster, Xeon QC X55xx 2.53 GHz, GigEthernet | 2011 | IBM | 11,048 | 62,498 | 111,805.8 | 
                        
                    
                        
                            
                                
                                | BladeCenter HS22 Cluster, Xeon QC X55xx 2.53 GHz, GigEthernet | 2011 | IBM | 11,048 | 62,498 | 111,805.8 | 
                        
                    
                        
                    
                        
                    
                        
                            
                                
                                | Cluster Platform 4000 BL465c G7, Opteron 6174 12C 2.20 GHz, Gigabit Ethernet | 2011 | HPE | 11,448 | 52,318 | 100,742.4 | 
                        
                    
                        
                    
                        
                    
                        
                            
                                
                                | BladeCenter HS22 Cluster, Xeon QC X55xx 2.53 GHz, GigEthernet | 2011 | IBM | 7,368 | 41,680.7 | 74,564.2 | 
                        
                    
                        
                            
                                
                                | BladeCenter HS22 Cluster, Xeon QC E5xx 2.53 GHz, GigEthernet | 2010 | IBM | 5,528 | 31,909.4 | 55,943.4 | 
                        
                    
                        
                            
                                
                                | BladeCenter HS22 Cluster, Xeon QC E5xx 2.53 GHz, GigEthernet | 2010 | IBM | 5,528 | 31,909.4 | 55,943.4 | 
                        
                    
                        
                            
                                
                                | BladeCenter HS22 Cluster, Xeon QC E5xx 2.53 GHz, GigEthernet | 2010 | IBM | 5,528 | 31,909.4 | 55,943.4 | 
                        
                    
                        
                            
                                
                                | BladeCenter HS22 Cluster, Xeon QC E5xx 2.53 GHz, GigEthernet | 2010 | IBM | 5,528 | 31,909.4 | 55,943.4 | 
                        
                    
                        
                            
                                
                                | BladeCenter HS22 Cluster, Xeon QC X55xx 2.53 GHz, GigEthernet | 2010 | IBM | 4,720 | 27,245.4 | 47,766.4 | 
                        
                    
                        
                            
                                
                                | BladeCenter HS22 Cluster, Xeon QC X55xx 2.53 GHz, GigEthernet | 2010 | IBM | 4,720 | 27,245.4 | 47,766.4 | 
                        
                    
                        
                            
                                
                                | BladeCenter HS22 Cluster, Xeon QC X55xx 2.53 GHz, GigEthernet | 2010 | IBM | 4,720 | 27,245.4 | 47,766.4 | 
                        
                    
                        
                            
                                
                                | BladeCenter HS22 Cluster, Xeon QC X55xx 2.53 GHz, GigEthernet | 2010 | IBM | 4,720 | 27,245.4 | 47,766.4 | 
                        
                    
                        
                            
                                
                                | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet | 2007 | HPE | 3,080 | 15,410.3 | 28,705.6 | 
                        
                    
                        
                    
                        
                    
                        
                            
                                
                                | Cluster Platform 4000 BL465c, Opteron DC 2.4GHz, GigEthernet | 2007 | HPE | 2,720 | 7,086.6 | 13,056 | 
                        
                    
                        
                            
                                
                                | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet | 2007 | HPE | 1,024 | 6,632.4 | 10,924 | 
                        
                    
                        
                            
                                
                                | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet | 2007 | HPE | 780 | 6,084 | 9,360 | 
                        
                    
                        
                            
                                
                                | Cluster Platform 3000 BL460c, Xeon 51xx 2.33GHz, GigEthernet | 2007 | HPE | 1,052 | 5,942.4 | 9,804.6 |