both require small work, the hp needs a video card, and the dell need a nonsata harddrive.
i got 2 desktops for sale one requires a video card the other requires a hd non sata. the one needing video card in a HP with Intel pent double core desktop e2200 320gb hd nvidia geforce 7100 video card, however it don't work device powers on runs but no image on screen. 1gb of ram can be upgraded ram is inexpensive. DVI/HDMI and other options 75$... and a dell Intel pent 4 512mb of ram selling mad low-cost requirements a HD 25$.