IBM Thinkpad T400, Intel Core2Duo, 2.4GHz, 4GB, 160GB, DVDRW, Win7Home, Refurbished, 1yr Warranty Microsoft Authroized Refurbisher, Intel Core2Duo Processor, 14.1" Widescreen LCD 2400 MHz, 4GB RAM, 160 GB HDD (5400RPM) Integrated Intel GMA 4500MHD, GLAN Networking DVDRW, Win7 Home Premium 1yr Warranty