All suggestions are personal. Please make your own researches before purchasing.
Configuration based on Performance/Price/Stability relation.
CPU: Intel Core i7 920 Nehalem 2.66GHz, overclock to 3.6Ghz (see below for overclock settings)
http://www.newegg.com/Product/Product.aspx?Item=N82E16819115202
This processor is lowest cost in Core i7 class, by default settings outperform Core 2 extreme and AMD CPU's. (Tomms hardware tests)
Motherboard: ASUS P6T Deluxe V2 LGA 1366 Intel X58
http://www.newegg.com/Product/Product.aspx?Item=N82E16813131365
Stable, many additional USB and Firewire ports. Dual Network. Easy to overclock.
CPU fan: Noctua NH-U12P SE1366
http://www.newegg.com/Product/Product.aspx?Item=N82E16835608007
Quiet, keeping CPU cool in overclock state. With full load (24/7 rendering) CPU temp in overclock settings around 60C.
Memory: OCZ XMP Ready Series 6GB (3 x 2GB) 240-Pin DDR3 SDRAM DDR3 1600 (get 2 kits, total 12GB RAM)
http://www.newegg.com/Product/Product.aspx?Item=N82E16820227388
XMP type memory, stable on overclocking. 12GB helps with running multiple application.
Can run Vue in background render mode and continue working in GUI mode with out loosing performance.
Video card: EVGA 896-P3-1171-AR GeForce GTX 275 Superclocked Edition 896MB
http://www.newegg.com/Product/Product.aspx?Item=N82E16814130478
Be sure to get latest video driver from nVidia site. Good video card help a lot with lots polygons displaying on screen.
Power supply: CORSAIR CMPSU-850TX 850W ATX12V 2.2 / EPS12V 2.91
http://www.newegg.com/Product/Product.aspx?Item=N82E16817139009
Very quiet, lots SATA and PCI-e connectors.
Hard drive: Seagate Barracuda 7200.12 ST31000528AS 1TB 7200 RPM
http://www.newegg.com/Product/Product.aspx?Item=N82E16822148433
Low cost reliable HD. Suggested settings: 4 HD, 2 set in RAID 0 for OC and apps.
1 - set as working data HD, 1 - set as backup HD.
You can use 2Tb for data/backup HD. 1.5 and 2Tb HD do not recommended for RAID0 due to locking issue in some cases. Also bootble RAID 0 have OS limitation to max size only 2Tb.
For max speed get 2x300Gbt SAS drives (Motherboard support)
Case :Antec Nine Hundred Black Steel ATX
http://www.newegg.com/Product/Product.aspx?Item=N82E16811129021
little bit tide inside, but good on air flow. For dual SLI get bigger case. All components on this list will fit in this case.
DVD/BR drive: LITE-ON Black 8X BD-ROM 16X DVD-ROM 48X CD-ROM SATA Internal Blu-ray Disc Combo
http://www.newegg.com/Product/Product.aspx?Item=N82E16827106292
reliable universal drive. if you need burn BR discs , upgrade to burner.
BoostReady add on: Patriot Xporter XT Boost 4GB Flash Drive
http://www.newegg.com/Product/Product.aspx?Item=N82E16820220251
Set as boost ready device in Vista or Windows 7. Help with disk cashing.
