Dell D620 Laptop Duo Core with Windows XP Reviews Used And Secondhand 3 Responses » Jun 082013 Dell D620 Laptop Duo Core with Windows XP Intel Core Duo Processor 1.833GHz 2GB DDR2 RAM 80GB Hard Drive 14.1-Inch Screen, Intel GMA 900 Windows XP Professional List Price: $ 314.99 Price: $ 314.99