ASRock X870 Pro-A WiFi

Specifications

  • Manufacturer: ASRock
  • Chipset: X870
  • Socket: AM5
  • Form Factor: ATX
  • DIMM Slots: 4
  • Color: Black

BIOS Update Status

  • AGESA 1.2.0.3C

    Improves high-density memory compatibility, allowing stable operation of 4x DIMM configurations and 256GB total capacity.

  • AGESA 1.2.7.0

    Major enablement patch for next-generation 2026 processors; updates the PSP firmware and improves USB compatibility.

  • AGESA 1.3.0.0

    Preliminary support for the next major AM5 architecture revision; includes significant security hardening and memory training overhauls.

Resources

BIOS Update Notifications

Latest BIOS Version

Version:4.21
Release Date:2026-04-28

Update AGESA to ComboAM5 PI 1.3.0.1.SHA256: a84f16a948ba9e1058294e927f9e18b5cdbc853a9a2245ca69a6ae3a10cc7a09

BIOS Release Notes Analysis

System Stability & Architecture

The initial platform release, v3.25, establishes the firmware baseline using AGESA 1.2.0.3d and optimizes Precision Boost Overdrive parameters to refine voltage-frequency scaling. Update v3.30 integrates AGESA 1.2.0.3e Patch A; per technical specifications for this AGESA branch, this update mitigates the TPM Out-of-Bounds Read vulnerability (CVE-2025-2884) while preparing support for upcoming processor SKUs. Stability improvements continue in v3.40, which updates the codebase to AGESA 1.2.0.3f to resolve memory training variances and enhance general CPU operating stability.

Performance Tuning & Latest Features

Firmware v3.50 advances the system to AGESA 1.2.0.3g, focusing on iterative stability patches. The most significant architectural update arrives in v4.03, which implements AGESA 1.2.7.1. Aligning with the 1.2.7.x branch definitions, this version functions as a major enablement patch for next-generation 2026 processors, updating the Platform Security Processor (PSP) firmware and expanding hardware compatibility for future architecture revisions.

ℹ️AI-synthesized summary derived from official changelogs and verified microcode specifications. Always verify with the manufacturer.