Sony VAIO VPC-SA21GX/BI Laptop (Black) Intel Core i5-2410M processor (2.30GHz) with Turbo Boost Technology up to (2.90GHz) 4GB of RAM 500GB Serial ATA HDD, DVDR/RW 13.3" (1600 x 900) LED widescreen display, NVIDIA GeForce graphics with 1GB VRAM Genuine Windows 7 Professional 64-bit