4 Things to Know About Upgrading the DS1821+ RAM

  1. The DS1821+ has two SO-DIMM slots for DDR4 ECC memory. This makes upgrading straightforward and affordable.

  2. The maximum supported capacity is 32GB. Two 16GB modules will hit that ceiling.

  3. The NAS ships with just 4GB of RAM. That is low for an 8-bay unit, so upgrading is often worthwhile.

  4. ECC memory is required. Stick with DDR4 ECC modules to avoid compatibility issues.

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