Thunderbolt with FreeNas?

This was the original build i had in mind

Hard Drives https://amzn.to/2AfoEbd
F 6x 8tbs in raid Z

Boot storage https://amzn.to/2LSw99C or https://amzn.to/2LNURLg
For the boot drive, we obviously don’t need to a lot of capacity, but a bit of speed helps

LSI HBA Card https://amzn.to/2NPZbHf

SAS 8087 cable https://amzn.to/2K3gxhI

Intel x540-t2 10 Gigabyte NIC https://amzn.to/2K1pAQ8 or eBay

Ryzen 2! 2600 https://amzn.to/2uV4n5C

ASUS TUF Motherboard https://amzn.to/2NO5ziw

2x Crucial DDR4 ECC Ram https://amzn.to/2Lxec4g

Power Supply AX 860watt https://amzn.to/2LswYd9