Help me build a PC!!!!

[starcraft]

Squilliam said:

I configured you a system for $1500 AU or thereabouts if you're interested, including office/windows etc.

Windows 7 64 bit: http://www.gocomp.com.au/index.php?cpath=productinfo&pid=II05240&catpath=0_28_134

$110

Office 2010 with discs :http://www.gocomp.com.au/index.php?cpath=productinfo&pid=II07256&catpath=0_28_135

$144

Saphire 5850: http://www.gocomp.com.au/index.php?cpath=productinfo&pid=II05168&catpath=0_32_140_143

$313

1TB Seagate: http://www.gocomp.com.au/index.php?cpath=productinfo&pid=II04365&catpath=0_14_88

$69

4GB Kingston: http://www.gocomp.com.au/index.php?cpath=productinfo&pid=II05656&catpath=0_18_95

$91

LG DVD burner: http://www.gocomp.com.au/index.php?cpath=productinfo&pid=II04449&catpath=0_10_179

$25

Antec Sonata with 500W PSU: http://www.gocomp.com.au/index.php?cpath=productinfo&pid=II00077&catpath=0_7_77

$153

Gigabyte mATX mobo: http://www.gocomp.com.au/index.php?cpath=productinfo&pid=II07291&catpath=0_20_262

$93

Phenom X4 3.2GHZ http://www.gocomp.com.au/index.php?cpath=productinfo&pid=II03953&catpath=0_9_81

$158

Installation

$99

Total pre shipping: $1255

How does that sound?

Its a pretty fast and balanced computer with quality components which ought to do you quite nicely.

So you're figuring I could add in a screen with the extra $250?

Two other questions.  Is the GPU overpowered given the resolution/size of my screen, and why is the CPU so cheap compared to (what appear to be) comparable Intel processors?