Win 7 works on 7yr old laptop

This is my 7 year old XP Laptop I used build 6956 Windows 7 x86 Compaq Presario 700 900-MHz AMD Mobile Duron CPU, 496MB of RAM, 64KB L2 cache, Windows XP Home, 14.1-inch active-matrix screen, integrated Via ProSavage KN133 graphics chip with 16MB of SDRAM, 20GB hard drive, 8X DVD-ROM drive, built-in V.90 modem and network adapter, touchpad pointing device, 7.6 pounds