Not a bad price for a decently featured board with only 25W TDP. Seller accepted $500 so he may go lower?
STH review: https://www.servethehome.com/supermicro-superserver-5018d-review/
System details: 5018D-LN4T | 1U | SuperServers | Products | Super Micro Computer, Inc.
Ebay link: Supermicro Super Server 5018d-ln4t,Mini 1u Rack mount,10gbe 672042233199 | eBay

STH review: https://www.servethehome.com/supermicro-superserver-5018d-review/
System details: 5018D-LN4T | 1U | SuperServers | Products | Super Micro Computer, Inc.
Ebay link: Supermicro Super Server 5018d-ln4t,Mini 1u Rack mount,10gbe 672042233199 | eBay
