DELL Optiplex GX520 - Pentium D - 2 Go - 80 Go - Windows XP Pro - Not installed
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2Gb (2X1Gb) Memory RAM Compatible with Dell Optiplex Gx520 Series Desktop By CMS A100 - Computer Memory Solutions
Dell Optiplex GX520 SFF: Front Source Tech
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Amazon.com: parts-quick 2GB Kit 2 X 1GB DDR2 Compatible Memory for Dell Optiplex GX520 GX620 GX745 Desktop PC2-4200 240 pin 533MHz DIMM RAM : Electronics
USED) DELL OptiPlex GX520 CORES Celeron 2.5Ghz 4G 500G OptiPlex-GX520-Celeron SFF Small Form Factor | C2 Computer
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Dell Optiplex GX520 Desktop w/Pentium4 @2.8GHz CPU/1GB RAM/160GB HDD/NO OS | eBay
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Solved: Problem when upgrading to 4GB RAM (optiplex GX520) - Dell Community
