1.5.6PCI Express 3.0/2.0 x16 slot
This motherboard has a PCI Express 3.0/2.0 x16 slot that supports PCI Express 3.0/2.0 x16 graphic cards complying with the PCI Express specifications.
VGA configuration
Single VGA/PCIe card
Dual VGA/PCIe card
PCI Express operating mode |
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PCIe 3.0/2.0 x16_1 (gray) | PCIe 2.0 x16_2 | |
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x16 (Recommended for single VGA | N/A | |
card) | ||
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x16 | x4 | |
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•In single VGA card mode, use the PCIe 3.0/2.0 x16_1 slot (gray) for a PCI Express
x16 graphics card to get better performance.
•We recommend that you provide sufficient power when running CrossFireX™ mode. See page
•Connect a chassis fan to the motherboard connector labeled CHA_FAN1/2 when using multiple graphics cards for better thermal environment.
IRQ assignments for this motherboard
| A | B | C | D | E | F | G | H |
PCIEx16_1 | shared | shared | shared | shared | – | – | – | – |
PCIEx16_2 | shared | shared | shared | shared | – | – | – | – |
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PCIEx1_1 | – | – | shared | shared | – | – | – | – |
PCIEx1_2 | – | – | shared | shared | – | – | – | – |
PCI 1 | – | – | – | shared | – | – | – | – |
PCI 2 | shared | – | – | – | – | – | – | – |
Realtek 8111GR controller | – | – | shared | – | – | – | – | – |
USB2.0 controller 1 | – | – | – | – | – | – | – | shared |
USB2.0 controller 2 | – | – | – | – | shared | – | – | – |
HD audio | – | – | – | – | – | – | shared | – |
SATA controller 1 | – | – | – | shared | – | – | – | – |
SATA controller 2 | – | – | – | shared | – | – | – | – |
XHCI controller | – | – | – | – | – | shared | – | – |
ASUS |