Qnap ES1686DC-2123IT64GUS 16bay Act-act Dual Ctlr Zfs Nas

CPU
Intel Xeon D-2123IT 4-core 2.20 GHz processor (burst up to 3.0 GHz) per controller CPU Architecture
64-bit x86 Floating Point Unit
Yes Encryption Engine
Yes (AES-NI) System Memory
32 GB RDIMM DDR4 ECC (4x 8 GB) per controller Maximum Memory
512 GB (8 x 64GB) Memory Slot
8 x R-DIMM/LR-DIMM DDR4 Flash Memory
4GB (Dual boot OS protection) Drive Bay
16 x 3.5-inch Drive Compatibility
3.5-inch bays:
3.5-inch SAS/SATA hard disk drives
2.5-inch SAS/SATA hard disk drives
2.5-inch SAS/SATA solid state drives Hot-swappable
Yes M.2 SSD Slot
2 x M.2 port for each controller
Supports SATA 6Gb/s or NVMe Gen3 x4 2280 SSD Cache Acceleration Support
Yes
M.2 slots: read cache only Cache for Copy To Flash (C2F)
1 per each controller (64GB) Gigabit Ethernet Port (RJ45)
3 for each controller (one for remote management) 10 Gigabit Ethernet Port
4 x 10GbE SFP+ for each controller Jumbo Frame
Yes PCIe Slot
2
Slot 1: PCIe Gen 3 x8 (CPU)
Slot 2: PCIe Gen 3 x8 (CPU) USB 3.0 port
2 per each controller Form Factor
3U Rackmount