IBM Thinkpad T42 15" Windows-7 Laptop Notebook Computer - Excellent Condition IBM ThinkPad T42 1.70 GHz CPU - Intel Centrino processor 1.0 GB Memory - Upgraded 60 GB Hard Drive - Upgraded Windows 7 Home Premium Installed and Activated - Upgraded. (Buyer might need to buy Win 7 licence key or downgrade to Windows-xp and use COA sticker in the back)