Compaq EVO D510 Pentium 4 2.2GHz 512MB 40GB CD FDD XP Professional Small Form Factor Compaq EVO D510 Pentium 4 2.0 GHz Small Form Factor Desktop PC General Features: Small Form Factor Microsoft Windows XP Professional pre-installed w/COA Intel Pentium 4 2.0 GHz processor 512 MB DDR RAM (2 GB maximum) 40 GB hard drive DVD RW drive Floppy drive Integrated Intel Extreme Graphics Integrated audio Integrated 10/100 Ethernet Motherboard Features: