Asus MAXIMUS VI FORMULA User Manual page 64

12 ROG Extension - ROG_EXT connector (18-1 pin ROG_EXT)
This connector is for the OC Panel. The OC Panel allows you to perform overclocking
without going to the BIOS settings, loading the OS, or using overclocking software
utilities.
The OC Panel is purchased separately.
13. TPM connector (20-1 pin TPM)
This connector supports a Trusted Platform Module (TPM) system, which securely
store keys, digital certificates, passwords and data. A TPM system also helps enhance
the network security, protects digital identities, and ensures platform integrity.
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Chapter 1: Product introduction