11th Generation Intel® Core™ Processor

Specification Update

ID Date Version Classification
631123 03/01/2026 Intel Confidential

Specification Changes

ID

Affected Products/ Steps

Specification Change Title

Issue

Previous Text Reference

New Text

Affected Document

001

UP3 B1

HDCP 2.2 not supported in certain modes for DP1.4a interface.

While using DP1.4a output ports in MST (Multi transport mode) and Forward Error Correction (FEC) and utilizing HDCP2.2 for protected content, bitstream corruption can occur.

The processor supports both HDCP 2.3 and 1.4 content protection over wired displays (HDMI* and DisplayPort*).

The processor supports both HDCP 2.3 and 1.4 content protection over wired displays (HDMI* and DisplayPort*). HDCP 1.4 may be supported for DisplayPort wired displays while operated in multistream transports and FEC is enabled.

631121

002

TGL-H

DP-in support of both LTTPR transparent and non-transparent modes.

dGPU which are routed through DP-in may result in external panel not being enabled if dGPU does not support LTTPR non-transparent mode.

The processor supports DP1.4a LTTPR non-transparent mode.

The processor supports the below LTTPR modes of operation:

Non-transparent mode

Transparent mode for port which enables BBR re-timer

631121

Note:There are no Specification Clarifications or Document Changes for this revision of the specification update.