| System | Year | Vendor | Cores | Rmax (GFlop/s) | Rpeak (GFlop/s) | 
                    
                    
                        
                            
                                
                                | MareNostrum - Lenovo SD530, Xeon Platinum 8160 24C 2.1GHz, Intel Omni-Path | 2017 | Lenovo | 153,216 | 6,470,800 | 10,296,115 | 
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                            
                                
                                | MareNostrum P9 CTE - IBM Power System AC922, IBM POWER9 22C 3.1GHz, Dual-rail Mellanox EDR Infiniband, NVIDIA Tesla V100 | 2018 | IBM | 18,360 | 1,145,000 | 1,403,000 | 
                        
                    
                        
                    
                        
                    
                        
                    
                        
                            
                                
                                | MareNostrum - iDataPlex DX360M4, Xeon E5-2670 8C 2.600GHz, Infiniband FDR | 2012 | IBM | 48,896 | 925,058 | 1,017,036.8 | 
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                            
                                
                                | Bullx B505, Xeon E5649 6C 2.53GHz, Infiniband QDR, NVIDIA 2090 | 2011 | EVIDEN | 5,544 | 103,200 | 182,881.4 | 
                        
                    
                        
                    
                        
                    
                        
                    
                        
                            
                                
                                | MareNostrum - BladeCenter JS21 Cluster, PPC 970, 2.3 GHz, Myrinet | 2006 | IBM | 10,240 | 63,830 | 94,208 | 
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                    
                        
                            
                                
                                | MareNostrum - JS20 Cluster, PPC 970, 2.2 GHz, Myrinet | 2005 | IBM | 4,800 | 27,910 | 42,144 | 
                        
                    
                        
                    
                        
                    
                        
                            
                                
                                | MareNostrum - eServer BladeCenter JS20 (PowerPC970 2.2 GHz), Myrinet | 2004 | IBM | 3,564 | 20,530 | 31,363 | 
                        
                    
                        
                            
                                
                                | eServer BladeCenter JS20 (PowerPC970 2.2 GHz), Myrinet | 2006 | IBM | 512 | 2,994.0 | 4,505.6 |