Dell PowerEdge R810 Owner's Manual page 115

• Riser 1
Slot 1: x8 link expansion slot (24.13 cm [9.5"] length)
Slot 2: x4 link expansion slot (low-profile 24.13 cm [9.5"] maximum
length, with a standard height bracket)
• System Board
Slot 3: x8 link expansion slot (low-profile 24.13 cm [9.5"] length)
Slot 4: x8 link expansion slot (low-profile 24.13 cm [9.5"] length)
• Riser 2
Slot 5: x8 link expansion slot (24.13 cm [9.5"] length)
Slot 6: x8 link expansion slot (24.13 cm [9.5"] length)
NOTE:
It is recommended that you populate slot 3 or slot 4 with an x8 card having a
low profile bracket before populating slot 2.
CAUTION:
To ensure proper cooling, only two out of the six expansion cards can
have a power consumption greater than 15 W (up to 25 W maximum), not including
the integrated storage controller.
Table 3-4 provides a guide for installing expansion cards to ensure proper
cooling and mechanical fit. The expansion cards with the highest priority
should be installed first using the slot priority indicated. All other expansion
cards should be installed in card priority and slot priority order.
Installing System Components
115