Total PCI/PCI-X/PCI-E/PIKE Slots: 3
1 x PCI-E x 16 (Gen4 x16 Link, switch to x8 link when slot B occupied), FH/HL
1 x PCI-E x 8 (Gen4 x8 Link), HH/HL*
1 x PCI-E x 4 (Gen3 x4 Link), Proprietary R/A slot
(optional for Intel X710 10G LAN card)
* not available when supporting NVME SSD