Synology RackStation RS2821RP+ 16 Bay 4GB DDR4 AMD Ryzen V1500B 3U WOL/W Redundant Power Hot Swappable 4xRJ-45 1GbE 2xUSB3.2 1xGen3 x 8 slot 3yr WTY

Synology RackStation RS2421+ 12 Bay NAS

Synology RS2821RP+ is a 3U 16-bay storage server designed to accommodate a diverse set of business requirements. Scalable to 28 drives, the unit provides powerful backup and restoration functionality for the SMB sector. It delivers 2,200 MB/s sequential read and 105K 4K random read performance1, and can be upgraded with SSD cache and 10/25Gb Ethernet2 options.

CPU Model AMD Ryzen V1500B
CPU Quantity 1
CPU Architecture 64-bit
CPU Frequency 4-core 2.2 GHz
Hardware Encryption Engine (AES-NI)
ystem Memory 4 GB DDR4 ECC UDIMM
Memory Module Pre-installed 4 GB (4 GB x 1)
Total Memory Slots 2
Maximum Memory Capacity 32 GB (16 GB x 2)
Maximum Drive Bays with Expansion Unit 28 (RX1217/RX1217RP x 1)
Compatible Drive Type* (See all supported drives) 3.5" SATA HDD 2.5" SATA HDD 2.5" SATA SSD
Hot Swappable Drive
RJ-45 1GbE LAN Port 4 (with Link Aggregation / Failover support)
USB 3.2 Gen 1 Port* 2
Expansion Port 1
PCIe Expansion 1 x Gen3 x8 slot (x4 link)
Form Factor (RU) 3U
Rack Installation Support* 4-post 19" rack (Synology Rail Kit - RKS-02)
System Fan 80 mm x 80 mm x 3 pcs
Scheduled Power On / Off
Wake on LAN / WAN
Power Supply Unit / Adapter 550 W
Redundant Power Supply
AC Input Power Voltage 100 V to 240 V AC
Power Frequency 50/60 Hz, Single Phase
Operating Temperature 0°C to 35°C (32°F to 95°F)
3-year hardware warranty, extendable to 5-year coverage - EW202

Mention: If NAS use over 8TB HDD, please only chose Synolgy Brand HDD
https://www.synology.com/en-global/compatibility