ThinkPad Laptop W Series Intel Core i7 1st Gen 820QM (1.73GHz) 4GB Memory 320GB HDD NVIDIA Quadro FX 880M 15.6" Windows 7 Professional 64-bit W510 (4319-2RU) - Newegg.com
Lenovo Group Limited Lenovo ThinkPad W510 431964U 15.6" LED Notebook - 431964U - 2DL7481 - Shoplet.com