eBay

Used this for hard drive mining, and performed well, low power consumption, board has 17x SATA ports + M.2 which I used for the OS, perfect for DIY NAS projects as it supports a lot of drives with out the need for expansion card. Includes SATA cables and 8GB of MEM however no IO plate. Descriptions below from OEM website

Color
Black
Package
No
Model Number
IPFS17
Type
Industrial Computer Accessories
Brand Name
haoba
Products Status:
Stock
Application:
Server
CPU
Embedded Intel 3855U
Form Factor
mini itx
Memory Type:
SO-DDR3
Memory:
2*DDR3L,max 16GB
Hard Drive Interface:
SATA,max 17*Sata ports
Graphics Card Type:
Integrated
Bios:
64MB Flash ROM
Fan interface:
1 * 4 pin CPU FAN
Test condition:
100% Tested
LANS
2*1000mbps Intel 82583V RJ45 ports