How much should I sell my computer for?

[merknu]

I want to sell my Old computer and 1x NAS but i don't know how much i should charge!
These Are My Specs:

Graphics;
Gainward Geforce GTX 680 2GB Phantom

Harddrives:
Corsair SSD Force Series GS 128GB
2X 2TB WD Desktop Green
1X 1TB WD Caviar® Green

Soundcard:
Creative SB Recon3D Fatal1ty Pro PCIe-x1

RAM:
Corsair Dominator DHX+ DDR3 1600MHz 12GB

Motherboard:
Asus Rampage II Extreme, X58

CPU:
i7 Quad Processor i7-950

PSU:
Silver Power, 850W, 120MM Fan

CD/DVD/Blu-Ray:
LG Blu-Ray Writer, HD Reader GGW-H20L

CPU
Cooler: Cooler Master V10

Case:
Cooler Master HAF 932 Black

Keyboard:
Logitech G19 Gaming Keyboard

OS:
Windows 8 Pro 64 Bit Edition [Not Legit]

Software:
Microsoft Office 2013: Word, Excel, PowerPoint, Outlook, OneNote, Access, Project, Visio, Publisher [Not Legit]


NAS:
Western Digital ShareSpace 4TB

 

[rcsavi98]

Don't get me wrong, it's a decent build, but I would not want to purchase it with windows and some of the software not being legit (if something happens, I like the support haha). How much did it cost you to build overall?