A:AnswerYou can connect up to four compatible external display monitors to this desktop. This desktop comes with three DisplayPort 1.4 ports and one HDMI 2.1 port, you can connect compatible external display monitors to these ports of the desktop.
A:AnswerYes, you can add a HDD. I just purchased this model and opened it up. Spare rack and cables already routed, all you have to do is drop in the HDD. Truly, plug and play.
A:AnswerThis desktop supports a maximum RAM of 64 GB in the following configuration: 64 GB, 2 x 32 GB, DDR5, 4800 MT/s, dual-channel or 64 GB, 2 x 32 GB, DDR5, 5600 MT/s, dual-channel. NOTE: 5600 MT/s memory is only available on computers with 14th generation Intel processors.