Asus Prime X399-A - Page 22

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Chapter 1: Product Introduction
Chapter 1
• WerecommendthatyouprovidesufcientpowerwhenrunningCrossFireX™or
SLI™mode.
• Connectchassisfanstothemotherboardchassisfanconnectorswhenusingmultiple
graphicscardsforbetterthermalenvironment.
VGA Conguration
PCI Express 3.0 operating mode
Single VGA SLI™/CFX 3-Way SLI™/CFX
PCIe x16_1 x16 x16 x16
PCIe x16_2 N/A N/A N/A
PCIe x16_3 N/A x16 x16
PCIe x16_4 N/A N/A x8
AMD Ryzen™ Threadripper™ Processors