Gateway MX6436 Notebook Computer Includes - 6-cell lithium-ion battery, AC adapter, Microsoft Windows XP Home (with SP2), Works 8.5, Office 2003 AMD Sempron 3300+ Processor (2.0 GHz) 128KB of L2 Cache 15.4 Widescreen Ultrabright WXGA TFT LCD 512MB of PC2700 DDR SDRAM (expandable to 2GB)