Synology DS920+ RAM Slots: Upgrade Guide 2026

The Synology DS920+ NAS features two RAM slots supporting up to 32GB ECC memory in 2026. Upgrading boosts multitasking for Plex, VMs, and backups.

This article details compatibility, installation, and performance gains with informative insights.

RAM Slot Specifications

DDR4 SO-DIMM slots, 2666MHz max. ECC recommended for data integrity.

  • Slot 1 & 2: Dual-channel
  • Max: 16GB per slot
  • Types: ECC/Non-ECC

Compatible RAM Modules 2026

Crucial and Synology branded work best.

  • CT16G4SFD832A: 16GB ECC
  • Synology D4ES01-16G: Official

Step-by-Step Upgrade Process

Safe, tool-free access.

  • Power down, remove drive bays
  • Pop hatch, release clips
  • Insert at angle, press down

Performance Benchmarks

Expect 2x speed in Docker/VMs.

  • 4GB stock: Basic
  • 32GB: 4K transcoding smooth

Troubleshooting RAM Issues

DSM detects automatically, but check logs.

  • Mismatch: Beep codes
  • Firmware update first

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