Intel S2600CP2J MB with remote management module installed. also come with two Intel RMS25KB080 8-port RAID SAS controllers
Intel S2600CP2 S2600CP2J S2600 LGA 2011 Motherboard Intel RMS25KB080 SAS 735858238816 | eBay
Supermicro X9SRA MB
SUPERMICRO X9SRA MOTHERBOARD for 732D4-903B | eBay
Intel S2600CP2 S2600CP2J S2600 LGA 2011 Motherboard Intel RMS25KB080 SAS 735858238816 | eBay
Supermicro X9SRA MB
SUPERMICRO X9SRA MOTHERBOARD for 732D4-903B | eBay