PCIe 3.0 x 16: 5 slots Slot2: Gen3 x16 link, auto switch to x8 link if Slot3 is occupied / Slot3: Gen3 x8 link / Slot4: Gen3 x16 link, auto switch to x8 link if Slot5 is occupied / Slot5: Gen3 x8 link / Slot6: Gen3 x16 link
PCIe 2.0 x 4: Slot7: Gen3 x4 link
Storage
SATA Controller: X399: 8x SATA 6Gb/s; 2x SATA DOM, 4 via mini-SAS HD, 2x SATA 7-pin (one shared with M.2)
Ethernet
Interfac: 10Gbps/1000 Mbps
Management
BMC Controller: ASPEED AST2500 : IPMI (Intelligent Platform Management Interface) 2.0 with Ikvm and vMedia support
Graphics
Controller: ASPEED AST2500
VRAM: DDR4 4GB
Internal Connector
COM Header: 1
SATA DOM 2
Auxiliary Panel Header: 1 (includes chassis intrusion, location button & LED, system fault LED, and front LAN LED)