Sony VAIO(R) VPCSA3SGX/X 13.3" Notebook PC - Black Operating System: Genuine Windows 7 Professional with Service Pack 1 64-bit. Supplied Software: Microsoft Office Starter with reduced functionality versions of Word and Excel 6, VAIO Care, Media Gallery, PMB - VAIO Edition Intel Core i7-2640M 2.80GHz Processor with Intel Turbo(R) Boost Technology up to 3.50GHz Processor Cache: 4MB 8GB DDR3 1333MHz RAM (8GB max.). Installed Memory 6GB (4GB onboard + 2GB) 500GB 7200RPM SATA Hard Drive