intel xeon quad core w3520intel xeon quad core x3430intel xeon quad core e5620intel xeon quad core w3565intel xeon quad core w3550intel xeon quad core x3470intel xeon quad core x5550intel quad core xeon x5450intel xeon quad core processorintel xeon quad core e5410intel xeon e5420 quad coreintel quad core xeon e5530
