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
2GB Memory Upgrade for Dell Optiplex 380 DDR3 PC3-10600 1333MHz DIMM Non-ECC Desktop RAM (PARTS-QUICK Brand) at Amazon.com
Dell Optiplex 380/780 Super Fast XP Pro Desktop Computer Core 2 Duo, 3 – RefurbishedPC
Optiplex 380 RAM Upgrade | DELL Technologies
Restored Dell Optiplex 380 Small Form Factor Desktop PC with Intel Core 2 Duo 4GB RAM 160GB HDD and Win 10 Pro (Monitor not included) (Refurbished) - Walmart.com
4GB Upgrade for a Dell OptiPlex 380 Desktop System (DDR3 PC3-12800, Non-ECC, ) at Amazon.com
Dell OptiPlex 380 MT Core 2 Duo E7500 2.93GHz CPU 2GB RAM No HDD No OS