http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=270772598748&ssPageName=STRK:MEWNX:IT

That is the item I have. It doesn't do 832x624 because it doesn't support it and b/c of the 75hz issue. That is why I asked if there is a way to specify the resolutions more than the limited options in the control strip and monitor CP.