Wait so you don't need a monitor or do you need one? Do you want use to find the second monitor?
I'll just put the parts names, as the site is Korean and even with Chrome's translator it's still hard.
i5-3450 - $200
2x4gb 1600mhz ram ddr3 - $45
atx size case - like $60
H77 motherboard, atx if you want more expansion slots, mATX if you don't need as many - $95-130
550 watt power supply - $60
60/64gb SSD for windows and other important apps - $80
1tb hard drive - $90
Windows 7 - $100
DVD drive - $20
Geforce GTX660: It's coming out soon and will probably be $200.