You'll probably want a Quad Core, So im going to get you a pretty good workstation build.
ASUS P5N-E SLI LGA 775 NVIDIA nForce 650i SLI ATX Intel Motherboard - Retail
http://www.newegg.com/Product/Product.aspx?Item=N82E16813131142
Intel Core 2 Quad Q6700 Kentsfield 2.66GHz 2 x 4MB L2 Cache LGA 775 Processor - Retail
http://www.newegg.com/Product/Product.aspx?Item=N82E16819115027
G.SKILL 4GB(2 x 2GB) 240-Pin DDR2 SDRAM DDR2 667 (PC2 5300) Dual Channel Kit Desktop Memory - Retail
http://www.newegg.com/Product/Product.aspx?Item=N82E16820231110
Western Digital Caviar SE16 WD7500AAKS 750GB 7200 RPM 16MB Cache SATA 3.0Gb/s Hard Drive - OEM
http://www.newegg.com/Product/Product.aspx?Item=N82E16822136131
LIAN LI PC-65B Black Aluminum ATX Mid Tower Computer Case - Retail
http://www.newegg.com/Product/Product.aspx?Item=N82E16811112040
ASUS Black 18X DVD+R 8X DVD+RW 8X DVD+R DL 18X DVD-R 6X DVD-RW 14X DVD-RAM 16X DVD-ROM 48X CD-R 32X CD-RW 48X CD-ROM 2MB Cache SATA DVD Burner with LightScribe - Retail
http://www.newegg.com/Product/Product.aspx?Item=N82E16827135146
XFX PVT80GGHE4 GeForce 8800GTS 320MB 320-bit GDDR3 PCI Express x16 HDCP Ready SLI Supported HDCP Video Card - Retail x 2
http://www.newegg.com/Product/Product.aspx?Item=N82E16814150172
Creative Sound Blaster X-Fi Xtreme Audio 7.1 Channels 24-bit 96KHz PCI Interface Sound Card - Retail
http://www.newegg.com/Product/Product.aspx?Item=N82E16829102007
LG L245WP-BN Black 24" 8ms Widescreen LCD Monitor 500 cd/m2 1000:1 Built in Speakers - Retail x 2
Windows Vista Certified
http://www.newegg.com/Product/Product.aspx?Item=N82E16824005089
OCZ GameXStream OCZ700GXSSLI ATX12V 700W Power Supply 100 - 240 V - Retail
http://www.newegg.com/Product/Product.aspx?Item=N82E16817341002
Creative Inspire P7800 90 Watts 7.1 Speaker - Retail
http://www.newegg.com/Product/Product.aspx?Item=N82E16836116153
Lol, That will be a good build