Lenovo ThinkSystem SR665 V3 User Manual page 65

Notes:
• The server supports Gen 4 and Gen 5 PCIe riser cards, but not both in the same system.
• Gen 4 riser cards support Gen 4 and Gen 5 PCIe adapters (except Gen 5 retimer cards), but not both in
the same system.
• Gen 5 riser cards support Gen 4 and Gen 5 PCIe adapters, but not both in the same system.
• The priority of x8 slots is higher than x16 slots for x8 adapters.
• 7mm drive cage installation rules:
– For server models with 8 PCIe slots or 10 PCIe slots, a 2FH+7mm SSD drive cage can be installed on
slot 3 or slot 6, but not both at the same time.
– For server models with an 8 x 2.5-inch/2 x 3.5-inch rear drive cage, one of the 7mm drive cages can be
installed:
– 2FH+7mm SSD drive cage: slot 3
– 7mm SSD drive cage: slot 6
Server view PCIe slots
Slots 1–3 on riser 1:
• x16/x8/x8 (Gen 4/5)
• x16/x16/E (Gen 4/5)
• E/x16 (Gen 4/5)/x16 (Gen 4)
Slots 4–6 on riser 2:
• x16/x8/x8 (Gen 4/5)
• x16/x16/E (Gen 4/5)
• E/x16 (Gen 4/5)/x16 (Gen 4)
Slots 1–3 on riser 1:
• x16/x8/x8 (Gen 4/5)
• x16/x16/E (Gen 4/5)
• E/x16 (Gen 4/5)/x16 (Gen 4)
Slot 6 on riser 2:
• x16 (Gen 4)
Slot 3 on riser 1:
• x16 (Gen 4)
Slot 6 on riser 2:
• x16 (Gen 4)
Slot 11 on riser 5:
• x16 (Gen 4)
Slot 12 on riser 5:
• x16 (Gen 4)
.
Chapter 5 Hardware replacement procedures
55