Installing Expansion Cards - Sapphire Audio Pure Black 990FX User Manual

2-6 Installing Expansion Cards

The mainboard provides six PCI Express 2.0 x16 slots that complying with the
PCI Express specifications.
Please refer to configuration table for PCI Express card.
Slot Channel
PCIE1 Channel A1
PCIE2 Channel C
PCIE3 Channel B1
PCIE4 Channel A2
PCIE5 Channel B2
PCIE6 Channel D
The design of this motherboard supports ATI CrossFireX
multiple graphic cards. Please refer to the location of slots and recommended
configuration table for PCI-E operating mode to get the best performance
possible.
Slot location
VGA card
1 VGA card
1 VGA card
2 VGA cards
3 VGA cards
Bandwidth
Gen2 x16/x8
Gen2 x4
Gen2 x16/x8
Gen2 x8
Gen2 x8
Gen2 x4
Recommended configuration table
PCIE1_x16/x8
x16
x16
x16
PCIE1_X16/8
PCI-E2.0 x16 slot (with x16/x8 link)
PCIE2_X4
PCI-E2.0 x16 slot (with x4 link)
PCIE3_X16/8
PCI-E2.0 x16 slot (with x16/x8 link)
PCIE4_ X8
PCI-E2.0 x16 slot (with x8 link)
PCIE5_X8
PCI-E2.0 x16 slot (with x8 link)
PCIE6_X4
PCI-E2.0 x16 slot (with x4 link)
PCIE3_x16/x8
x16
x16
x8
~ 12 ~
TM
technology for
PCIE5_x8
x8