User Guide

Table Of Contents
ASUS MAXIMUS VIII EXTREME
1-47
Chapter 1
14. Thunderbolt header (5-pin TB_HEADER)
This connector is for the add-on Thunderbolt I/O card that supports Intel’s Thunderbolt
Technology, allowing you to connect up to six Thunderbolt-enabled devices and a
DisplayPort-enabled display in a daisy-chain conguration.
The add-on Thunderbolt I/O card and Thunderbolt cables are purchased separately.
1.2.10 ProbeIt
The ROG ProbeIt allows you to detect your system’s current voltage and OC settings. Use a
multimeter to measure the ProbeIt points even during overclocking.
See the illustration below to locate the respective ProbeIt points.