This was designed around using an AMD WX 5100 PRO with the 2014 Mac Mini.

Hardware requirements

1. 2.5mm Standoffs x6
2. 3mm Nut x6; used as spacer between the Mini's Shield and main housing
3. 2.5mm Screws x6 
4. 3mm Screws x8
5. ADT-link 25cm M.2 nvme PCIe 16x Riser
6. A1347 PCIE x4 x2 M.2 NGFF M-Key nvme AHCI SSD Adapter
7. 80x15mm PWM Fans x2
8. Micro 4-Pin PWM GPU Dual Fan Splitter Adapter
9. 12v DC jack to FDD connector; 12v line