Building a new computer for gaming

[okseman]

hi, i want to build a new computer for gaming, i have already found the components i want, i just want to get them confirmed for being good, and also to get abit maybe cheaper prices on the same components, ill be using my old RAM, Hardisks and Disk reader from my old computer, and my budget is around 700$.
so here we go:

CPU: http://www.superbiiz.com/detail.php?name=I3-2120BOX

PSU: http://www.newegg.com/Product/Product.aspx?Item=N82E16817182200

GPU: http://www.amazon.com/dp/B004XUCCRM/ref=asc_df_B004XUCCRM1854096?smid=ATVPDKIKX0DER&tag=cnet-pc-
20&linkCode=asn&creative=395093&creativeASIN=B004XUCCRM

Case: http://us.ncix.com/products/?sku=55583&vpn=RC-912-KKN1&manufacture=COOLERMASTER&promoid=1301

Motherboard: http://www.newegg.com/Product/Product.aspx?Item=N82E16813157271

CPU Heatsink: http://www.superbiiz.com/detail.php?name=FAN-B10212&c=CJ

 

[drunkducki]

looks good but i would get this psu instead
http://www.newegg.com/Product/Product.aspx?Item=N82E16817151096

 

[angaddev]

This PSU is extremely reliable
http://www.newegg.com/Product/Product.aspx?Item=N82E16817371044

You don't need the i3-2120, get the 2100