We highly recommend comparing prices with PC parts picker. This is a sample list, shop around for equivalent parts to get the best price possible. The links are Amazon affiliate links and when you buy off Amazon with our referral it helps keep this site online. This is a volunteer project and any donations/support is really appreciated.
- Intel Celeron G1840 CPU 43.40$
- USB Risers 6.87$ (x5)
- PSU EVGA GS 1050 146.77$
- Motherboard Gigabyte Z97 LGA 1150 99.82$ / Biostar 6 pcie TB85
- RAM Kingston 2×4 8gb HyperX FURY 41.99$
- SSD 120gb Kingston digital UV400 40.99$
- Power Bar Tripp Lite 2160 joules 15.99$
- NETGEAR 5 port network switch 29.88$
- GPU Sapphire Nitro RX 470 8gn 8000mhz memory clock 229.99$ (x5)
This should get you started ! Total cost : 1600 $. You should achieve ROI in an average of 4 months. To save money, you could get an 850w PSU and to be more cost effective you could find a 6 gpu motherboard ! Also to measure your power consumption, get a Kill-A-Watt !