Asus ROG STRIX X399-E GAMING Manual page 22

AMD Ryzen™ Threadripper™ Processors
VGA Configuration
PCIe x16_1
PCIe x8_2
PCIe x16_3
PCIe x8_4
•
•
1-8
PCI Express 3.0 operating mode
Single VGA
x16
N/A
N/A
N/A
We recommend that you provide sufficient 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.
SLI™/CFX 3-Way SLI™/CFX
x16
N/A
x16
N/A
Chapter 1: Product Introduction
x16
N/A
x16
x8