8GB -2x4GB Memory RAM Upgrade Dell OptiPlex 790 Desktop Mini Tower USFF/SFF PC
INSIDE YOUR DELL OPTIPLEX 790 - USFF (ULTRA SMALL FORM FACTOR). INSIDE YOUR DELL OPTIPLEX 790 - (SFF, DESKTOP & MINI TOWER). Kit Capacity: 8GB. Your PC has 2 Slots and can be upgraded to 16GB (2x8GB).