Synology RackStation RS1221 Hardware Specifications RS1221RP RS1221 CPU CPU Model AMD Ryzen V1500B AMD Ryzen V1500B CPU Quantity 1 1 CPU Core 4 4 CPU Architecture 64-bit 64-bit CPU Frequency 2.2 GHz 2.2 GHz Hardware Encryption Engine Yes Yes Memory System Memory 4 GB DDR4 ECC SODIMM 4 GB DDR4 ECC SODIMM Memory Module Pre-installed 4 GB (4 GB x 1) 4 GB (4 GB x 1) Total Memory Slots 2 2 Maximum Memory Capacity 32 GB (16 GB x 2) 32 GB (16 GB x 2) Notes Synology reserves the right to replace memory modules with the same or higher frequency based on supplier’s product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance. Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion. For more information about the recommended memory configurations, please check the Hardware Installation Guide of your Synology product. Storage Drive Bays 8 8 Maximum Drive Bays with Expansion Unit 12 (RX418 x 1) 12 (RX418 x 1) Compatible Drive Type* (See all supported drives) 3.5″ SATA HDD 2.5″ SATA HDD 2.5″ SATA SSD 3.5″ SATA HDD 2.5″ SATA HDD 2.5″ SATA SSD Hot Swappable Drive* Yes Yes Notes “Compatible drive type” indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay. External Ports RJ-45 1GbE LAN Port 4 4 USB 3.2 Gen 1 Port* 2 2 Expansion Port 1 1 Expansion Port Type eSATA eSATA Notes The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019. PCIe PCIe Expansion 1 x Gen3 x8 slot (x4 link) 1 x Gen3 x8 slot (x4 link) Appearance Form Factor (RU) 2U 2U Size (Height x Width x Depth) 88 mm x 482 mm x 407.5 mm 88 mm x 482 mm x 306.6 mm Weight 8.4 kg 6.9 kg Rack Installation Support* 4-post 19″ rack (Synology RackStation RS1221 Rail Kit – RKS-02) 4-post 19″ rack (Synology Rail Kit – RKM114/RKS-02) 2-post 19″ rack (direct mounting) Notes The rail kit is sold separately Others System Fan 80 mm x 80 mm x 2 pcs 80 mm x 80 mm x 2 pcs Fan Speed Mode Full-Speed Mode Cool Mode Quiet Mode Full-Speed Mode Cool Mode Quiet Mode Power Recovery Yes Yes Noise Level* 53.5 dB(A) 37.8 dB(A) Scheduled Power On / Off Yes Yes Wake on LAN / WAN Yes Yes Power Supply Unit / Adapter 350 watts 250 watts Redundant Power Supply Yes No AC Input Power Voltage 100 V to 240 V AC 100 V to 240 V AC Power Frequency 50/60 Hz, Single Phase 50/60 Hz, Single Phase Power Consumption 61.94 watts (Access) 29.98 watts (HDD Hibernation) 49.89 watts (Access) 22.64 watts (HDD Hibernation) British Thermal Unit 211.35 BTU/hr (Access) 102.30 BTU/hr (HDD Hibernation) 170.23 BTU/hr (Access) 77.25 BTU/hr (HDD Hibernation) Notes Power consumption is measured when it is fully loaded with Western Digital 1TB WD10EFRX hard drive(s). Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 hard drive(s) in the idle state. Two G.R.A.S. Type 40AE microphones, each set up 1 meter away from the Synology NAS at the front and rear. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8% Temperature Operating Temperature 0°C to 35°C (32°F to 95°F) 0°C to 35°C (32°F to 95°F) Storage Temperature -20°C to 60°C (-5°F to 140°F) -20°C to 60°C (-5°F to 140°F) Relative Humidity 5% to 95% RH 5% to 95% RH Certification FCC CE BSMI VCCI RCM EAC CCC KC UL FCC CE BSMI VCCI RCM EAC CCC KC UL Environment RoHS Compliant RoHS Compliant Synology RackStation RS1221 Packaging Content Main Unit X 1 Accessory Pack X 1 AC Power Cord X 2 Quick Installation Guide X 1 Main Unit X 1 Accessory Pack X 1 AC Power Cord X 1 C13 to C14 power cord x 1 Quick Installation Guide X 1