STORAGE QNAP TS-855eU-8G

CPU Intel ® Atom® C5125 8-core processor, 2.8GHz
CPU Architecture 64-bit x86
Floating Point Unit Yes
Encryption Engine Yes (AES-NI)
System Memory 8 GB non-ECC SODIMM DDR4 (1 x 8 GB)
Maximum Memory 64 GB ( 2 x 32 GB)
Memory Slot 2 x SODIMM DDR4
Support ECC memory
For dual-DIMM configuration, you must use a pair of identical DDR4 modules. For dual-DIMM configuration, you must use a pair of identical DDR4 modules.
Flash Memory 5GB (Dual boot OS protection)
Drive Bay 8 x 3.5-inch SATA 6Gb/s, 3Gb/s
The system is shipped without HDD. For the HDD compatibility list, please visit qnap.com/compatibility/
The system is shipped without HDD. For the HDD compatibility list, please visit qnap.com/compatibility/
Drive Compatibility 3.5-inch SATA hard disk drives
2.5-inch SATA hard disk drives
2.5-inch SATA solid state drives
Hot-swappable Yes
M.2 Slot 2 x M.2 2280 (PCIe Gen 3 x 4)
Compatible with NVMe SSD PCIe Gen 3 and above. Please refer to
qnap.com/compatibility/ for compatibility.
SSD Cache Acceleration
Support
Yes
SR-IOV Yes
2.5 Gigabit Ethernet Port
(2.5G/1G/100M)
2 (2.5G/1G/100M/10M)
5 Gigabit Ethernet Port
(5G/2.5G/1G/100M)
Optional via a network adapter
10 Gigabit Ethernet Port Optional via a network adapter
25 Gigabit Ethernet Port Optional via a network adapter
Wake on LAN (WOL) Yes
Only the 2.5GbE port
Only the 2.5GbE port
Jumbo Frame Yes
PCIe Slot 2 x PCIe Gen3 (x4)
Slot 1: PCIe Gen 3 (x4)
Slot 2: PCIe Gen 3 (x4)
Card dimensions for PCIe slot 1：97 x 68.9x 18.76 mm / 3.82 x 2.71 x 0.74 inches. Card dimensions for PCIe slot 2：210 x 68.9 x 18.76 mm / 8.27 x 2.71 x 0.74 inches. Card dimensions for PCIe slot 1：97 x 68.9x 18.76 mm / 3.82 x 2.71 x 0.74 inches. Card dimensions for PCIe slot 2：210 x 68.9 x 18.76 mm / 8.27 x 2.71 x 0.74 inches. USB 3.2 Gen 1 port 4
HDMI™ Output Optional via a PCIe graphics card
Form Factor 2U Short Depth Rackmount
LED Indicators HDD 1-8, Status, LAN, USB, Power
Buttons Power, Reset
Dimensions (HxWxD) 88.6 × 432 × 297.4 mm
Weight (Net) 8.1 kg
Weight (Gross) 9.6 kg
Operating Temperature 0 - 40 °C (32°F - 104°F)
Storage Temperature -20 - 70°C (-4°F - 158°F)
Relative Humidity 5-95% RH non-condensing, wet bulb: 27˚C (80.6˚F)
Power Supply Unit 250W PSU, 100 - 240V
Power Consumption: HDD
Sleep Mode
49.799 W
Power Consumption:
Operating Mode, Typical
79.113 W
Tested fully populated with WD10EFRX hard drives. Tested fully populated with WD10EFRX hard drives.
Fan 3 x 60mm, 12VDC
System Warning Buzzer
Standard Warranty 3