On Monday, 10th Sep 2007, AMD officially launched the world’s most advanced x86 processor ever designed and manufactured, and the first native x86 quad-core microprocessor, Barcelona. The initial Barcelona quad-core Opteron products consist of 4 models: 8350 (75W, 2GHz), 8347 (75W, 1.9 GHz), 8347 HE (55W, 1.9GHz) and 8346 HE (55W, 1.8GHz).