here are the SM systems based on these boards:

2RU:
https://www.supermicro.com/Aplus/sys...2023US-TR4.cfm

1RU:
https://www.supermicro.com/Aplus/sys...1123US-TR4.cfm <--this is the one I'm getting IIRC
https://www.supermicro.com/Aplus/sys...1023US-TR4.cfm