I'm looking to spend about $1100. I prefer at least a wide screen of 19", a 250 GM hard drive, and upgradeable to 4 GB of memory. SLI technology would be good for games although I'm not too interested. Though I would use it mostly for gaming

It doesn't matter the brand.

Well i sure will, Glad to Help if i Can! Here are Some Good Ones,
if you are a Bit Flexible in your Price range an AlienWare System Will Serve you well, http://www.alienware.com/product_d [...] KU-DEFAULT

if you like AMD there is a Cheaper one Here,
http://www.alienware.com/product_d [...] KU-DEFAULT

And if you Don't Care for these there is always Dell They are a Good Company, my PC is a Dell 4600 and i can play Crysis on Medium, its all about whats in it though Right, so Here are some good DELL's,

http://www.dell.com/content/produc [...] l=en&s=dhs
For $1,049 this is a Good one,
http://configure.us.dell.com/dells [...] WQJ2&s=dhs
or For $1,299 this one is Slightly Better,
http://configure.us.dell.com/dells [...] WCF1&s=dhs


Also you can Get a Monitor with Any of these PC's or Separately At NewEgg.com For Good Prices,

it Depends on How much you Want to Spend on it really?
here's a Few Good ones,

this one is Good but its a 22"
http://www.newegg.com/Product/Prod [...] 6824001268

And Here is a Vary nice 19"
http://www.newegg.com/Product/Prod [...] 6824001094

Hope this Helps?