Intel® Pentium® Silver and Intel® Celeron® Processors

Datasheet, Volume 1 of 2

ID 633935
Date 12/27/2022
Document Table of Contents
DSP

Main Platform Voltage Regulators

In the table below are the main platform voltage rails that are regulated and controlled on the platform.

Platform Voltage Rails

Rail

Voltage

Description

VCCIN

0 V (MIN) and 2 V (MAX)

On-Package VR (OPVR) power rail

VCCIN_​Aux

1.65 or 1.8 V - Active

1.1 V - Retention

Off - Idle States

On-Package VR (OPVR) power

auxiliary rail

VDDQ

1.2 V (DDR4) or 1.1 V (LPDDR4x)

System memory power rail

VCCPRIM_​3P3

3.3 V

Primary 3.3 V power supply

VCCPRIM_​1P8

1.8 V

Primary 1.8 V power supply

VCC_​VNNEXT_​1P05

(Optional)

1.05 V or 0.76 V

Used for FIVR PRIM_​CORE bypass mode

VCC_​V1P05EXT_​1P05

(Optional)

1.05 V

Used for FIVR PCH IO bypass mode

VCCIO_​EXT

1 V (Typ)

VCCIO_​EXT rail