ASRock Z170 Extreme4 User Manual - Page 27

Expansion Slots PCI Express Slots

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Z170 Extreme4+ / Z170 Extreme4 2.4 Expansion Slots (PCI Express Slots) here are 6 PCI Express slots on the motherboard. Before installing an expansion card, please make sure that the power supply is switched of or the power cord is unplugged. Please read the documentation of the expansion card and make necessary hardware settings for the card before you start the installation. PCIe slots: PCIE1 (PCIe 3.0 x1 slot) is used for PCI Express x1 lane width cards. PCIE2 (PCIe 3.0 x16 slot) is used for PCI Express x16 lane width graphics cards. PCIE3 (PCIe 3.0 x1 slot) is used for PCI Express x1 lane width cards. PCIE4 (PCIe 3.0 x16 slot) is used for PCI Express x8 lane width graphics cards. PCIE5 (PCIe 3.0 x1 slot) is used for PCI Express x1 lane width cards. PCIE6 (PCIe 3.0 x16 slot) is used for PCI Express x4 lane width graphics cards. PCIe Slot Conigurations Single Graphics Card PCIE2 x16 PCIE4 N/A PCIE6 N/A Two Graphics Cards in CrossFireXTM or SLITM x8 Mode x8 N/A hree Graphics Cards in 3-Way CrossFireXTM Mode x8 x8 x4 English For a better thermal environment, please connect a chassis fan to the motherboard's chassis fan connector (CHA_FAN1, CHA_FAN2 or CHA_FAN3) when using multiple graphics cards. 21

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21
English
Z170 Extreme4+ / Z170 Extreme4
2.4
Expansion Slots (PCI Express Slots)
Here are 6 PCI Express slots on the motherboard.
PCIe slots:
PCIE1 (PCIe 3.0 x1 slot) is used for PCI Express x1 lane width cards.
PCIE2 (PCIe 3.0 x16 slot) is used for PCI Express x16 lane width graphics cards.
PCIE3 (PCIe 3.0 x1 slot) is used for PCI Express x1 lane width cards.
PCIE4 (PCIe 3.0 x16 slot) is used for PCI Express x8 lane width graphics cards.
PCIE5 (PCIe 3.0 x1 slot) is used for PCI Express x1 lane width cards.
PCIE6 (PCIe 3.0 x16 slot) is used for PCI Express x4 lane width graphics cards.
PCIe Slot Con±gurations
³or a better thermal environment, please connect a chassis fan to the motherboard’s
chassis fan connector (C´A_³AN1, C´A_³AN2 or C´A_³AN3) when using mul-
tiple graphics cards.
Before installing an expansion card, please make sure that the power supply is
switched oF or the power cord is unplugged. Please read the documentation of the
expansion card and make necessary hardware settings for the card before you start
the installation.
PCIE2
PCIE4
PCIE6
Single Graphics Card
x16
N/A
N/A
Two Graphics Cards in
CrossFireX
TM
or SLI
TM
Mode
x8
x8
N/A
Hree Graphics Cards in
3-Way CrossFireX
TM
Mode
x8
x8
x4