Architectural Computer Build

[Trentonamays]

Im looking to build a computer for architecture school. Programs i will be running are Autocad, Rhino, Revit, Sketchup, Vray for Rhino, Grasshopper Plugin, and similar software.

Just wonder what different hardware i would need for a low tier$1000, medium tier$1500, and high tier computer$2000? and what the specs would be.

 

[MJSBLUES]

$1000 - http://pcpartpicker.com/p/9NTk

$1500 -
CPU - Intel Core i7-3770K Quad Core 3.5Ghz 8MB Cache LGA 1155 – $304 - http://amzn.to/V2eCsn
CPU FAN - Cooler master Hyper 212 EVO - http://amzn.to/UUXvPd
Motherboard - ASUS SABERTOOTH Z77 LGA 1155 - $270 - http://amzn.to/UQdbgH
GPU - EVGA GeForce GTX680 SUperClocked 2048mb - $485 - http://amzn.to/ZYo5qq
Power Supply: Cooler Master GX – 750w – $92 - http://amzn.to/15Ud8H6
RAM: G.Skill Sniper 8GB DDR3 1866MHz - $64 - http://amzn.to/15UdNs7
Storage: Western Digital Caviar Blue -$91 - http://amzn.to/Wa6DQS
Case: Cooler Master HAF 912 - $59 - http://amzn.to/11LMFic
Optical Driver : http://amzn.to/1090RNt
In Total: $1416

$2000 - http://pcpartpicker.com/p/RdM3