GPUs Expensive build RX 480s

Sapphire RX 480 4GB: http://amzn.to/2ofZxgN
XFX RX 480 4GB: http://amzn.to/2oHFF7n
ASUS RX 480 4GB: http://amzn.to/2oLrG0b
MSI RX 480 4GB: amzn.to/2nRq4y4

OR
Sapphire RX 480 8GB: amzn.to/2oQ5TBJ
ASUS RX 480 8GB: amzn.to/2oHrdMK
MSI RX 480 8GB: amzn.to/2oPU8Lj
FX RX 480 8GB: amzn.to/2o9dQna

The next steps are the same for both builds but prices very:

Risers:
1x 6-Pack Risers: amzn.to/2oQ78AT
6x Single Riser: amzn.to/2nRskFF
Kingston SSD: amzn.to/2p8a8aT
WD HDD: amzn.to/2oHGHjN

Power Supply/PSU:
EVGA 1000 P2: amzn.to/2og1nhQ
EVGA 1000 GQ: amzn.to/2ofZ0M0
EVGA 1000 G2: amzn.to/2oLMF2H
EVGA 1200 P2: amzn.to/2og0vJW
Corsair HX1200i: amzn.to/2og2Ftk

Motherboard:
Asrock H81 PRO BTC R2.0: amzn.to/2oQ0EBK

CPU:
Intel Celeron G1840: amzn.to/2o9iHVu
Intel Pentium G3250: amzn.to/2oQ3iaN

RAM DDR3 1600:
Single 4GB DDR3 1600Mhz: amzn.to/2ofWx4m
Double 4GB (2 Miners) DDR3 1600Mhz: amzn.to/2oHO2QB

Power button:
Red power button: amzn.to/2o9lzkR
Blue power button: amzn.to/2oHMrtJ

Frame:
Frame 1: amzn.to/2ofNss4