well, maybe, if you're willing to compromise (alot), you can get a PC that will do decent enough in WoW:
this build is $409.93, with $8.70 shipping. $418.63 total. There are $30 in rebates, bring the after rebate total to $388.63.
http://www.newegg.com/Product/Product.aspx?Item=N82E16813157199
ASRock 880GM-LE AM3 AMD 880G Micro ATX AMD Motherboard
Item #: N82E16813157199
-$30.00 Instant
[strike]$89.99[/strike]
$59.99
http://www.newegg.com/Product/Product.aspx?Item=N82E16817139017
CORSAIR Builder Series CX430 CMPSU-430CX 430W ATX12V Active PFC Power Supply
Item #: N82E16817139017
$10.00 Mail-in Rebate Card
$49.99
http://www.newegg.com/Product/Product.aspx?Item=N82E16820146748
Mushkin Enhanced Essentials 4GB (2 x 2GB) 240-Pin DDR3 SDRAM DDR3 1333 (PC3 10666) Dual Channel Kit Desktop Memory Model ...
Item #: N82E16820146748
$69.99
http://www.newegg.com/Product/ComboDealDetails.aspx?ItemList=Combo.492954
Rosewill DESTROYER Black Gaming ATX Mid Tower Computer Case, comes with Three Fans-1x Front Blue LED 120mm Fan, 1x Top 120mm Fan
Item #: N82E16811147144
LITE-ON 24X DVD Writer Black SATA Model iHAS424-98 LightScribe Support
Item #: N82E16827106335
-$15.00 Instant
-$17.00 Combo
[strike]$83.98[/strike]
$51.98
http://www.newegg.com/Product/ComboDealDetails.aspx?ItemList=Combo.494535
ASUS EAH5750 FORMULA/2DI/1GD5/A Radeon HD 5750 1GB 128-bit GDDR5 PCI Express 2.1 x16 HDCP Ready CrossFireX Support Video ...
Item #: N82E16814121356
AMD Athlon II X2 245 Regor 2.9GHz Socket AM3 65W Dual-Core Desktop Processor ADX245OCGQBOX
Item #: N82E16819103687
-$10.00 Combo
$20.00 Mail-in Rebate Card
[strike]$187.98[/strike]
$177.98
Subtotal: $409.93
Calculate Shipping
Zip Code: GO
Shipping: $8.70
Grand Total: $418.63
Price after rebates, shipped: $388.63.
you won't do cheaper than this!