Perfectly streamlined for the BigTwin, the Supermicro ‘Butterfly Style’ SATA/NMVe M.2 Carrier Card AOC-SMG3-2H8M2-B features 2 M-key connectors for x2 NVMe or SATA M.2 SSDs. It auto-detects SATA or NVMe protocols. Both NVMe M.2 SSDs are linked to 4 lanes of PCI-E 3.0 bandwidth. User-visible LEDs are present to monitor the activities and status of each SSD. It delivers a cost effective and reliable storage solution with SATA and NVMe drive