Here are two links showing Don Miller's trading workstation. While I would recommend moving his computers off the floor and getting a better chair (no wonder he was complaining about back pain), it shows that you don't need a fancy set-up to make money in the market.
http://3.bp.blogspot.com/_jX693LClr-0/Sy4__9rPQ4I/AAAAAAAAClo/oBOqVOC2EiY/s1600-h/DSC02952.JPG
http://donmillerjournal.blogspot.com/2009/12/weekend-trader-blizzard-edition.html
http://3.bp.blogspot.com/_jX693LClr-0/Sy4__9rPQ4I/AAAAAAAAClo/oBOqVOC2EiY/s1600-h/DSC02952.JPG
http://donmillerjournal.blogspot.com/2009/12/weekend-trader-blizzard-edition.html