Need some help/compatability/please help.!!!

[InFlames_44]

I just finished putting together something.my first time doing so.
You guys wanna help me out a bit?

Case
http://www.ncix.com/products/index.php?sku=18420

Ram
http://www.ncix.com/products/index.php?sku=16180

Hard Drive
http://www.ncix.com/products/index.php?sku=18409

Power Supply
http://www.ncix.com/products/index.php?sku=19508

LCD
http://www.ncix.com/products/index.php?sku=19170

DVD Writer
http://www.ncix.com/products/index.php?sku=17413
(This acts the same as a Cd-rom right?)

Mobo
http://www.ncix.com/products/index.php?sku=19635

GPU
http://www.ncix.com/products/index.php?sku=18390

CPU
http://www.ncix.com/products/index.php?sku=19143

Total = $1,499.28
My budget is $1,650
i have a slight problem.i wanted the 7900GT but on http://www.ncix.com were i will be ordering i have to pay taxe's to NF. So it boosts my price up over 1,800$

Can anyone help? is there anything else im forgetting?

 

[The_Other_One]

Everything should work fine. And yes, a DVD-Burner will read CDs.

 

[InFlames_44]

Do you have any ideas on what i could cut back on?
like i said.with taxes im a bit over budget.
any ideas?
id prefer to go for 7900GT over 7600.

Do you think it will be a good gaming system?