OFFTEK 4GB Replacement Memory RAM Upgrade for Dell OptiPlex 390 (Desktop) (DDR3-10600 - Non-ECC) Desktop Memory at Amazon.com
OFFTEK 4GB Replacement Memory RAM Upgrade for Dell OptiPlex 390 (Desktop) (DDR3-10600 - Non-ECC) Desktop Memory at Amazon.com
Dell Optiplex 390 Desktop Computer PC Intel I3 3.3GHz 8GB 250GB Windows 10 Pro
Dell Optiplex 390 Mini Tower Intel Core i3-2130 @ 3.40GHz 8GB RAM No H
Solved: 390, maximum memory? - Dell Community
Dell Optiplex 390 - Teardown, Upgrade and Benchmarks - YouTube
2GB Memory Upgrade for Dell Optiplex 390 DDR3 PC3-10600 1333MHz DIMM Non-ECC Desktop RAM (PARTS-QUICK Brand) at Amazon.com
Refresh Computers - Enjoy the luxury of fast bootup times on a minimal budget! With Intel Pentium dual-core processor, 4GB RAM, and a 120GB solid state drive, these Dell OptiPlex 390 business-grade