Supermicro 2U  SSG-520P-ACTR12L Single Socket P+8 DIMMs 2x Direct-attached hot-swap 3.5'' SAS3/SATA3 drive bays Onboard 1x NVMe/SATA M.2 2x Hot-swap 2.5" NVMe Gen 4/SATA (rear, optional) 800W