I have just inherited this 2003 Dell Dimension 2400. It was bought and essentially never used. Currently running XP. I don't know a ton about computers but I know enough to be
Dell Dimension 2400 Retro PC Windows XP P4 2.8Ghz 256MB 160GB HDD + Office 2000 | eBay
Dell Dimension 2400 Business review: Dell Dimension 2400 Business - CNET