ASRock Z370 Pro4 RAM Slots: Step-by-Step Guide 2026

ASRock Z370 Pro4, a solid Coffee Lake board, features 4 DDR4 RAM slots up to 64GB in 2026 legacy builds. This guide walks through installation, dual-channel setup, and XMP for Intel 9th-gen max performance, despite its age.

Identify Slots

Step 1: Locate DIMM slots 1-4 (A1,A2,B1,B2).
  • 1. Power off PSU
  • 2. Ground yourself

Install for Dual Channel

Step 2: Insert into A2 and B2.
  • 3. Align notch
  • 4. Press until clicks

BIOS Configuration

Step 3: Enable XMP.
  • 5. Enter BIOS (Del)
  • 6. OC Tweaker > XMP

Test Stability

Step 4: Run diagnostics.
  • 7. Prime95 stress
  • 8. MemTest86 overnight

Troubleshoot Issues

Step 5: Fix no-boot.
  • 9. Reseat RAM
  • 10. Update BIOS F12

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