DiskStation DS720+ DS720+ Features: Average 15% performance boost to photo indexing and other computing-intensive operations, as well as database response time Built-in M.2 2280 NVMe SSD slots permit cache acceleration without occupying storage drive bays Flexibly scale up to seven drives to increase storage capacity as demand grows Build an on-premises, multi-user collaboration environment with fine-grained control Back up critical data and reduce your Recovery Time Objective (RTO) with Snapshot Replication Feature-rich Surveillance Station with user-friendly management tools Specifications: CPU Model: Intel Celeron J4125 Architecture: 64-bit Frequency: 4-core 2.0 (base) / 2.7 (burst) GHz Memory System Memory: 2 GB DDR4 non-ECC Total Memory Slots: 1 Maximum Memory Capacity: 6 GB (2 GB + 4 GB) Storage Drive Bays: 2 Maximum Drive Bays with Expansion Unit: 7 (DX517 x 1) M.2 Drive Slots: 2 (NVMe) Compatible Drive Type: 3.5" SATA HDD 2.5" SATA HDD 2.5" SATA SSD M.2 2280 NVMe SSD Maximum Single Volume Size: 108 TB External Ports RJ-45 1GbE LAN Port: 2 USB 3.2 Gen 1 Port: 2 eSATA Port: 1 File System Internal Drives: Btrfs, EXT4 External Drives: Btrfs, EXT4, EXT3, FAT, NTFS, HFS+, exFAT Appearance Size (Height x Width x Depth): 166 mm x 106 mm x 223 mm Weight: 1.51 kg Noise Level 18.4 dB(A) Power Supply Unit / Adapter 65 W Power Consumption 16.44 W (Access) 6.19 W (HDD Hibernation) System Fan 92 mm x 92 mm x 1 pcs Temperature Operating: 0°C to 40°C (32°F to 104°F) Storage: -20°C to 60°C (-5°F to 140°F) IronWolf 3TB ST3000VN007 Features: 1- to 8-bay network attached storage (NAS) Desktop RAID and servers Multimedia server storage Private cloud Specifications: Capacity: 3 TB Interface: SATA 6Gb/s Form Factor: 3.5 in Cache Size: 64 MB Disk Speed (RPM): 5900rpm