Dell Optiplex 745 Small Form Factor RAM Replacement - iFixit Repair Guide
320GB Dell Optiplex 745 3.5" SATA Hard Disk Drive (HDD) Replacement / Upgrade | eBay
CMS 8GB (4X2GB) DDR2 6400 800MHZ Non ECC DIMM Memory Ram Upgrade Compatible with Dell® Optiplex 745, 745C Series Desktop - A92 at Amazon.com
How to upgrade RAM in dell optiplex 745 - YouTube
8GB 4X2GB Dell OptiPlex 745 DDR2 PC2-5300 Memory at Amazon.com
FULenQnu Technology 4GB kit (2GBx2) Upgrade for a Dell OptiPlex 745 Series (Desktop Mini-Tower and Small Form Factor) System (DDR2 PC2-6400 Non-ECC) - Walmart.com
Dell Optiplex 745 Small Form Factor Repair - iFixit
Dell Optiplex 745 Ultra Small Form Factor RAM Replacement - iFixit Repair Guide