Intel® Core™ Ultra Processor

Datasheet, Volume 1 of 2
Supporting Intel® Core™ Ultra Processor for U/H/U-Type4-series Platforms, formerly known as Meteor Lake

ID Date Version Classification
792044 05/09/2025 Public
Document Table of Contents

Processor Power Rails

Power Rail

Description

H-Series Processor Controls

U-Series Processor Controls

VccCORE

Processor IA Cores Power Rail

SVID

SVID

VccGT

Graphics Power Rail

SVID

SVID

VccSA

Processor System Agent Power Rail

SVID

SVID

VccPRIM_​1P8

PCIe* IO PHY Power 1.8 V Rail

Fixed

Fixed

VccPRIM_​3P3

PCIe* IO PHY Power 3.3 V Rail

Fixed

Fixed

VccPRIM_​IO Support IO

Fixed

Fixed
VccPRIM_​VNNAON Support internal rails, TCSS, Display, PCIe* and other internal Blocks Fixed Fixed

VDD2

Integrated Memory

Controller Power Rail

Fixed (Memory technology dependent)

Fixed (Memory technology dependent)

VccRTC Support RTC rail Fixed Fixed