Lenovo ThinkPad L420 Intel Dual Core i5-2520M 2.5GHz 4GB 320GB DVDR&plusmn;W 14" Laptop (Certified Refurbished) This Certified Refurbished product is tested & certified by Lenovo to look and work like-new. The product includes all original accessories, and is backed by a 90 Day warranty 14-inch HD LED Display 1366 x 768 Resolution Intel Core i5-2520M 2.5 GHz Dual Core Processor w/Hyper-Threading, 3.2GHz Max Turbo Frequency 4GB DDR3 RAM, 320GB Hard Drive, Intel HD Graphics 3000, WiFi, HD Audio with Stereo Speakers, DVDRW Drive No Operating System Installed