Powerful 1U NAS for growing businesses, featuring a quad-core CPU with AES-NI and 8 GB (up to 64 GB) DDR4 ECC UDIMM Built-in M.2 NV Me/SATA SSD slots for system Cache support Excellent performance of over 1, 523 MB/s sequential reading and 136, 558 iSCSI random read IOPS Optional 10GbE NIC support; scalable up to 16 drives with Synology RX1217/RX1217RP Backed by Synology's 5-year limited warranty & Synology replacement service (SRS)