CPU
Intel? Celeron? J4025/J4005 dual-core 2.0 GHz processor

CPU Architecture
64-bit x86

Graphic Processors
Intel? HD Graphics 600

Floating Point Unit
Yes

Encryption Engine
(AES-NI)

Hardware-accelerated Transcoding
Yes

System Memory
4 GB SO-DIMM DDR4 (1 x 4 GB)

Maximum Memory
8 GB (2 x 4GB)

Memory Slot
2 x SO-DIMM DDR4
For dual-DIMM configuration, you must use a pair of identical DDR4 modules.

Flash Memory
4GB (Dual boot OS protection)

Drive Bay
2 x 3.5-inch SATA 6Gb/s, 3Gb/s
The system is shipped without HDD.
For the HDD compatibility list, please visit https://www. 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 SSD Slot
Optional via a QM2 PCIe adapter

SSD Cache Acceleration Support
Yes

Gigabit Ethernet Port (RJ45)
1
Expandable with an optional PCIe adapter

5 Gigabit Ethernet Port (5G/2.5G/1G/100M)
Expandable with an optional PCIe adapter

10 Gigabit Ethernet Port
Expandable with an optional PCIe adapter

Wake on LAN (WOL)
Yes

Jumbo Frame
Yes

PCIe Slot
1
Slot 1: PCIe Gen 2 x4
PCIe bandwidth limitations will restrict the NAS 10GbE performance.

USB 2.0 port
3

USB 3.2 Gen 1 port
2

USB 3.2 Gen 2 (10Gbps) Port
Optional via a PCIe expansion card

IR Sensor
(Optional QNAP RM-IR004 remote control)

HDMI Output
1, HDMI 2.0

Form Factor
Tower

LED Indicators
Power/Status, LAN, USB, HDD1-2

Buttons
Power, USB copy, Reset

Dimensions (HxWxD)
168 × 105 × 226 mm

Weight (Net)
1.48 kg

Weight (Gross)
2.58 kg

Operating temperature
0 - 40 °C (32°F - 104°F)

Relative Humidity
5-95% RH non-condensing, wet bulb: 27°C (80.6°F)

Power Supply Unit
External Power Adapter, 65W, 100-240V

Power Consumption: HDD Sleep Mode
8.08 W

Power Consumption: Operating Mode, Typical
15.25 W
Tested with drives fully populated.

Fan
1 x 70mm

Sound Level
16.7 db(A)

System Warning
Buzzer

Kensington Security Slot
Yes

Max. Number of Concurrent Connections (CIFS)
800

Így is ismerheti: TS 251 D 4 G, TS251D4G, TS 251D 4G, TS 251D-4G, TS-251D-4 G

Galéria