Synology DS1817+ 8 Bay NAS DiskStation

“Compatible drive type” indicates the drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.
Expansion of the internal volume is only supported if the combined single volume size does not exceed the maximum limit of 108TB.

Description for Synology 8 Bay NAS DiskStation DS1817+ (Intel Atom C2538 4 Cores 2.4GHz, 8GB, Diskless) | DS1817+

CPU
CPU Model	Intel Atom C2538
CPU Architecture	64-bit
CPU Frequency	Quad Core 2.4 GHz
Hardware Encryption Engine (AES-NI)
Memory
System Memory	2/8 GB DDR3
Memory Module Pre-installed	2GB (1 x 2GB) / 8GB (2 x 4GB)
Total Memory Slots	2
Memory Expandable up to	16 GB (8 GB x 2)
Storage
Drive Bays	8
Maximum Drive Bays with Expansion Unit	18
Compatible Drive Type* (See all supported drives)	3.5″ SATA HDD 2.5″ SATA HDD 2.5″ SATA SSD
Maximum Internal Raw Capacity	96 TB (12 TB drive x 8) (Capacity may vary by RAID types)
Maximum Raw Capacity with Expansion Units	216 TB (96 TB + 12 TB drive x 10) (Capacity may vary by RAID types)
Maximum Single Volume Size	108 TB