Expansion slots
Supported PCIe form factors
All slots support full-height expansion cards. Use the following information to find supported lengths for each slot.
Slot description example
Primary riser connector
PCIe slot and card length
3-slot riser* 2-slot riser (Optional) 2-slot riser (Optional)
Slot 1 - Full-length/Full-
height (FL/FH)
PCIe3 x8 (8, 4, 2, 1) — PCIe3 x16 (16, 8, 4, 2, 1)
Slot 2 - Full-length/Full-
height (FL/FH)
PCIe3 x16 (16, 8, 4, 2, 1) PCIe3 x16 (16, 8, 4, 2, 1) PCIe3 x16 (16, 8, 4, 2, 1)
Slot 3 - Half-length/Full-
height (HL/FH)
PCIe3 x8 (8, 4, 2, 1) PCIe3 x16 (16, 8, 4, 2, 1) —
*The server ships with one PCIe3 riser cage installed in the primary riser cage connector.
Secondary riser connector
PCIe slot and card length
3-slot riser* 2-slot riser (Optional) 2-slot riser (Optional)
Slot 4 - Full-length/Full-
height (FL/FH)
PCIe3 x8 (8, 4, 2, 1) — PCIe3 x16 (16, 8, 4, 2, 1)
Slot 5 - Full-length/Full-
height (FL/FH)
PCIe3 x16 (16, 8, 4, 2, 1) PCIe3 x16 (16, 8, 4, 2, 1) PCIe3 x16 (16, 8, 4, 2, 1)
Slot 6 - Half-length/Full-
height (HL/FH)
PCIe3 x8 (8, 4, 2, 1) PCIe3 x16 (16, 8, 4, 2, 1) —
Tertiary riser connector
PCIe slot and card length
2-slot riser (Optional) 1-slot riser (Optional)
Slot 7 - Full-length/Full-height (FL/FH) PCIe3 x8 (8, 4, 2, 1) PCIe3 x16 (16, 8, 4, 2, 1)
Slot 8 - Half-length/Full-height
(HL/FH)
PCIe3 x8 (8, 4, 2, 1) —
Hardware options installation 116