Please help me decide on a new all-in-one desktop

Been using a netbook for most of my work over the past 3 years and it just doesn't do it for me anymore (that's what she said). I need a bigger screen and all-in-one desktops seem like the perfect solution for my needs as I'd like to save desk space and be free from clutter.
I can't decide between the three all-in-one desktops below. Would greatly appreciate it if anyone could point me in the best direction from here.
HP Pavillion Touchsmart 23" All-In-One $799 …
Please help me decide on a new all-in-one desktop

See original post by Skribblez