NAS QNAP TS-251+-8G CPU Intel Celeron J1900 4-core up to 2.42 GHz, RAM 8GB, LAN 2x 1Gbps, 2 khay ổ cứng
Thông số kỹ thuật
CPU | Intel® Celeron® J1900 4-core/4-thread processor, burst up to 2.42 GHz |
CPU Architecture | 64-bit x86 |
Graphic Processors | Intel® HD Graphics |
Floating Point Unit | √ |
Hardware-accelerated Transcoding | √ |
System Memory | 8 GB SO-DIMM DDR3L |
Maximum Memory | 8 GB (2 x 4GB) |
Memory Slot | 2 x SO-DIMM DDR3L
When installing two memory modules, please ensure that they are the same size and ideally use the same type of RAM for both memory slots.
For the information of RAM module installation and compatible NAS models, please refer to the QNAP RAM Module Installation Guide. |
Flash Memory | 512MB (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 | √ |
SSD Cache Acceleration Support | √ |
Gigabit Ethernet Port (RJ45) | 2 |
Wake on LAN (WOL) | √ |
Jumbo Frame | √ |
USB 2.0 port | 2 |
USB 3.2 Gen 1 port | 2 |
IR Sensor | (RM-IR002 & MCE) |
HDMI Output | 1, (up to 1080p) |
Form Factor | Tower |
LED Indicators | Power/Status, LAN, USB, HDD1-2 |
Buttons | Power, Reset, USB Auto Copy |
Dimensions (HxWxD) | 168.5 × 102 × 225 mm |
Weight (Net) | 1.28 kg |
Weight (Gross) | 2.32 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 | 60W/65W adapter, 100-240V |
Power Consumption: HDD Sleep Mode | 10.56 W |
Power Consumption: Operating Mode, Typical | 18.09 W |
Fan | 1 x 70mm, 12VDC |
System Warning | Buzzer |
Kensington Security Slot | √ |
Max. Number of Concurrent Connections (CIFS) – with Max. Memory | 1500 |
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