Home / Home / Is it okay to mix RAM sizes in a ProDesk 400 G5?Home mixing-ram mixing ram sizesIs it okay to mix RAM sizes in a ProDesk 400 G5?Yes, you can drop a single 16GB stick alongside the existing 8GB for 24GB total. It will work with no instability as long as the new stick is also DDR4-2666 (same speed). Search Amazon As an Amazon Associate I earn from qualifying purchases.Related NotesExploreExploreExplorePrevious Is it okay to use a hard mousepad on top of a soft desk mat?Next Is it okay to mix different RAM sizes, like a 16GB and a 32GB stick?