Dell Optiplex GX620 Pentium 4 HT 3.2GHz 4Gb 250Gb No OS (XP Pro Disc) - Desktop PC's - Computers & Electronics
Amazon.com: Dell OptiPlex 3050 Small Form Factor Business Desktop (Intel Pentium G4400, 4GB DDR4, 500GB HDD, DVD/RW), Windows 10 Pro (Renewed) : Electronics
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Dell Optiplex 210L Desktop PC Pentium 4 3GHz 2 GB RAM 250 GB HDD Windows XP SP3 | eBay