Sony VAIO VPC-SC1AFM/S 13.3" Notebook (2.3GHz Intel Core i5-2410M 4GB RAM 500GB HDD Blu-ray Read Only Microsoft Windows 7 Home Premium 64-bit) Sony VAIO VPC-SC1AFM/S Core i5-2410M 2.3GHz 13.3-inch LED Laptop General Features: Silver color Fully flat design Brushed, milled aluminum Microsoft Windows 7 Home Premium 64-bit pre-installed w/CoA 6-cell Lithium battery Intel Core i5-2410M 2.3 GHz dual-core processor 3 MB Intel Smart Cache, 5 GT/s DMI speed 4 GB DDR3 1333 MHz memory (8 GB max.)