Intel® 800 Series Chipset Family Platform Controller Hub (PCH)

Specification Update

ID Date Version Classification
832375 04/01/2026 Public
Document Table of Contents
Document Table of Contents
Legal Revision History Preface Identification Information Summary Tables of Changes Errata Details Specification Changes Specification Clarification
Legal
Revision History
Preface
Preface Affected Documents Nomenclature
Affected Documents
Nomenclature
Identification Information
Marking
Marking
Summary Tables of Changes
Summary Tables of Changes Codes Used in Summary Table Errata Summary Table Specification Changes Specification Clarifications
Codes Used in Summary Table
Errata Summary Table
Specification Changes
Specification Clarifications
Errata Details
Specification Changes
Specification Clarification

Marking

Table 2-1. PCH Lines Component Identification

PCH Stepping

Top Marking

Notes

B0

SRPEV

Desktop Intel® H810 Chipset

B0

SRPEW

Desktop Intel® B860 Chipset

B0

SRPEX

Desktop Intel® Q870 Chipset

B0

SRPEZ

Desktop Intel® Z890 Chipset

B0

SRPF2

Entry Workstation Intel® W880 Chipset

B0

SRPF6

Mobile Intel® HM870 Chipset

B0

SRPF5

Mobile Intel® WM880 Chipset

Summary Tables of Changes