Take advantage of newegg deals, know where to put your money:
CPU-
http://www.newegg.com/Product/Produc...82E16819115037
http://www.newegg.com/Product/Produc...82E16819115036
Case-
http://www.newegg.com/Product/Produc...82E16811129021
GPU-
http://www.newegg.com/Product/Produc...82E16814102770 - or other HD 4850
Drive-
http://www.newegg.com/Product/Produc...82E16827151173
HD-
http://www.newegg.com/Product/Produc...82E16822136218
MOBO-
http://www.newegg.com/Produt/Product...82E16813128358
RAM-
http://www.newegg.com/Product/Produc...82E16820231209
PSU-
http://www.newegg.com/Product/Produc...82E16817139005
CPU- Intel Core 2 Duo E8400 Wolfdale 3.0GHz 6MB L2 Cache LGA 775 65W Dual-Core Processor - Retail
Case- Antec Nine Hundred Black Steel ATX Mid Tower Computer Case - Retail
GPU- SAPPHIRE 100245L Radeon HD 4850 512MB 256-bit GDDR3 PCI Express 2.0 x16 HDCP Ready CrossFire Supported Video Card - Retail
Drive- SAMSUNG Black 22X DVD+R 8X DVD+RW 16X DVD+R DL 22X DVD-R 6X DVD-RW 12X DVD-RAM 16X DVD-ROM 48X CD-R 32X CD-RW 48X CD-ROM 2MB Cache SATA 22X DVD±R DVD Burner with LightScribe - OEM
HD- Western Digital Caviar SE16 WD6400AAKS 640GB 7200 RPM 16MB Cache SATA 3.0Gb/s Hard Drive - OEM
MoBo- GIGABYTE GA-EP45-UD3P LGA 775 Intel P45 ATX Intel Motherboard - Retail
RAM- G.SKILL PI Black 4GB (2 x 2GB) 240-Pin DDR2 SDRAM DDR2 800 (PC2 6400) Dual Channel Kit Desktop Memory - Retail
PSU- CORSAIR CMPSU-650TX 650W ATX12V / EPS12V SLI Ready CrossFire Ready 80 PLUS Certified Active PFC Power Supply - Retail
Better PSU, CPU, GPU, total about $737 BEFORE mail-in-rebates, room for the OS in that price too. All shipping free except the CPU.