Workstation for 3D CAD

[oliveoil]

Hey guys, im building a workstation computer for a friend. He's in mechanical engineering, and will be using Computer Aided Design/CAD software and 3D modeling/rendering with programs such as AUTOCAD, Autodesk inventor, CATIA and more.

Approximate Purchase Date: In the next 2 weeks

Budget Range: 1800$

System Usage from Most to Least Important: 3D rendering

Preferred Website(s) for Parts: newegg.ca

Country of Origin: Canada

Overclocking: No

SLI or Crossfire: No

Monitor Resolution: 1920x1080
Here's what i have in mind right now. Thanks

Motherboard: Gigabyte Z68X-UD3-B3
http://www.newegg.ca/Product/Product.aspx?Item=N82E16813128500

CPU: Intel I7-2600
http://www.newegg.ca/Product/Product.aspx?Item=N82E16819115071

GPU: PNY Nvidia Quadro 4000
http://www.newegg.ca/Product/Product.aspx?Item=N82E16814133324

PSU: OCZ ModXStream Pro 600W
http://www.newegg.ca/Product/Product.aspx?Item=N82E16817341017

RAM: G.SKILL Sniper 8GB (2 x 4GB) 240-Pin DDR3 SDRAM DDR3 1333
http://www.newegg.ca/Product/Product.aspx?Item=N82E16820231417
For 16GB RAM

HDD: WD Caviar black 750GB
http://www.newegg.ca/Product/Product.aspx?Item=N82E16822136794

SSD(This is for SSD caching through Intel Smart Response technology): OCZ Vertex 3
http://www.newegg.ca/Product/Product.aspx?Item=N82E16820227737

Case: CM 690 II advanced
http://www.newegg.ca/Product/Product.aspx?Item=N82E16811119216

 

[oliveoil]

Here are some changes:
PSU: SeaSonic S12II 620W
http://www.newegg.ca/Product/Product.aspx?Item=N82E16817151096

and i can't decide between
Gigabyte Z68XP-UD3-B3
http://www.newegg.ca/Product/Product.aspx?Item=N82E16813128512

or
Gigabyte Z68X-UD3H-B3
http://www.newegg.ca/Product/Product.aspx?Item=N82E16813128498&Tpk=z68x-ud3h

 

[boeing114]

Just as a general suggestion, you can get a 1TB drive for the same price as that 750GB