Each internal volume (may consist of multiple drives) is expandable up to 108 TB (with memory less than 32 GB) or 200 TB (with memory equal to or greater than 32 GB).
This term does not indicate the maximum connection speed of each drive bay.
"Compatible drive type" indicates drives that have been tested to be compatible with Synology products.
Storage Pool and volume creation require all drives to be listed as compatible on the device model's compatibility list.
200 TB (32 GB RAM required, for RAID 5 or RAID 6 groups only).
Compatible Drive Type* (See all supported drives)
Maximum Drive Bays with Expansion Unit Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.
Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status.
For more information on the recommended memory configurations, visit here.
Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion.
Please select Synology memory modules for optimum compatibility and reliability.
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For more information on memory upgrade limitations, visit here.