Amazon.com: Dell Optiplex 760 USFF Desktop PC (Core2Duo, 2.8GHz CPU, 2GB of RAM, 160GB Hard Drive, and Windows 7 Professional 32-Bit) : Electronics
Amazon.com: Dell Optiplex 780 Desktop Business Computer PC (Intel Dual-Core 2.93GHz Processor, 4GB DDR3 Memory, 250GB HDD, DVD, Windows 10) - (Renewed) : Electronics
CMS 4GB (2X2GB) DDR2 5300 667MHZ Non ECC DIMM Memory Ram Upgrade Compatible with Dell® Precision Workstation 380 Series - A88 at Amazon.com
8GB KIT (4 x 2GB) for Dell Optiplex 380 780 Mini Tower 780 Small Form Factor 780 XE Small Form Factor. DIMM DDR3 Non-ECC PC3-8500 1066MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com
8GB Kit (2 X 4GB) DDR3 Memory Upgrade for Dell OptiPlex 380 Desktop PC PC3-10600 240 pin 1333MHz RAM (PARTS-QUICK Brand) at Amazon.com
CMS 8GB (2X4GB) DDR3 12800 1600MHz Non ECC DIMM Memory Ram Upgrade Compatible with Dell® Optiplex 7010 - A71 at Amazon.com
Arch Memory 4GB 240-Pin DDR3 1333 MHz UDIMM RAM for Dell Optiplex 380 SFF at Amazon.com