Exciting news for all NAS enthusiasts! Qnap has just released the TS-855eU and TS-855eU-RP models, equipped with powerful Intel Atom C5125 8-core processors and 8 GB of DDR4 memory (with support for up to 64 GB), making them the perfect choice for heavy-duty data storage and processing tasks.
These 2U rackmount devices feature eight hot-swappable drive bays that support both 3.5-inch and 2.5-inch SATA hard disk drives and solid state drives, as well as two M.2 2280 slots for PCIe Gen3 x4 SSD caching acceleration. Plus, with two 2.5 Gigabit Ethernet ports (and the option to add 5, 10, or 25 Gigabit Ethernet ports via a network adapter), the TS-855eU and TS-855eU-RP provide lightning-fast data transfer speeds.
Other features include two PCIe Gen3 x4 slots, four USB 3.2 Gen 1 ports, and the option to add an HDMI output via a PCIe graphics card. Plus, with a 250W PSU and three 60mm fans, the TS-855eU and TS-855eU-RP stay cool and quiet during operation.
Overall, the Qnap TS-855eU and TS-855eU-RP are excellent options for businesses and individuals looking for reliable and high-performing NAS devices that can handle even the most demanding tasks. So don’t wait, get your hands on one of these powerful machines today!
TS-855eU-8G / TS-855eU-RP-8G
CPU | Intel ® Atom® C5125 8-core processor, 2.8GHz |
CPU Architecture | 64-bit x86 |
Floating Point Unit | |
Encryption Engine | (AES-NI) |
System Memory | 8 GB 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.
|
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 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 | |
M.2 Slot | 2 x M.2 2280 (PCIe Gen3 x x4) |
SSD Cache Acceleration Support | |
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) |
Only the 2.5GbE port
|
Jumbo Frame | |
PCIe Slot | 2 x PCIe Gen3 (x4) Slot 1: PCIe Gen 3 (x4) Slot 2: PCIe Gen 3 (x4) |
USB 3.2 Gen 1 port | 4 |
HDMI Output | Optional via a PCIe graphics card |
Form Factor | 2U Rackmount |
LED Indicators | HDD 1-8, Status, LAN, USB, Power |
Buttons | Power, Reset |
Dimensions (HxWxD) | 88.6 × 432 × 297.4 mm |
Weight (Net) | 7.61 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.
|
Fan | 3 x 60mm, 12VDC |
System Warning | Buzzer |
Max. Number of Concurrent Connections (CIFS) – with Max. Memory | 2000 |
Compatible RAM
RAM-16GDR4ECK0-SO-3200 |
16GB ECC DDR4 RAM, 3200 MHz, SO-DIMM, K0 version |
RAM-16GDR4K0-SO-3200 |
16GB DDR4 RAM, 3200 MHz, SO-DIMM, K0 version |
RAM-32GDR4ECK0-SO-3200 |
32GB ECC DDR4 RAM, 3200 MHz, SO-DIMM, K0 version |
RAM-32GDR4K0-SO-3200 |
DDR type: DDR4(260PIN)
Capacity: 32GB Spec: 2G X 8 Frequency: CBD32D4S2D8MF-32 Form(PIN): DDR4-3200 with ECC Supported: 260PIN Power Supply: 1.2V Dram Organization: 4G*64 Temperature: 0℃~85℃ Environmental Regulation: RoHS |
RAM-8GDR4ECK0-SO-3200 |
8GB ECC DDR4 RAM, 3200 MHz, SO-DIMM, K0 version |
RAM-8GDR4K0-SO-3200 |
8GB DDR4 RAM, 3200 MHz, SODIMM, K0 version |
Compatible 10GbE cards
QXP-1620S-B3616W |
4-port miniSAS HD host bus adapter, Broadcom Mercator SAS3616W, PCIe 3.0 x 16 for TL SAS JBOD series
Dimension (L × W × H): 12.40 × 19.50 × 5.30 (cm) Weight: 0.28 (kg) |
QXP-16G2FC |
Dual-port 16Gb Enhanced Gen 5 Fibre Channel Host Bus Adapter with SFP+ transceivers
Dimension (L × W × H): 19.00 × 14.30 × 5.00 (cm) Weight: 0.40 (kg) Note: The FC adapter can only be supported on QNAP QTS & QTS Hero NAS operating systems. |
QXP-32G2FC |
Dual-port 32Gb Gen 6 Fibre Channel Host Bus Adapter with SFP+ transceivers
Dimension (L × W × H): 19.00 × 14.30 × 5.00 (cm) Weight: 0.40 (kg) Note: The FC adapter can only be supported on QNAP QTS & QTS Hero NAS operating systems. |
QXP-820S-B3408 |
2-port miniSAS HD host bus adapter, Broadcom Tomcat SAS3408, PCIe 3.0 x 8 for TL SAS JBOD series
Dimension (L × W × H): 12.40 × 19.50 × 5.30 (cm) Weight: 0.26 (kg) |
USB-U31A2P01 |
USB-U31A2P01
Dimension (L × W × H): 11.30 × 18.50 × 5.20 (cm) Weight: 0.17 (kg) Note: USB cabe is not included. |
Compatible cards for SSD upgrades
-
QM2-2P-244ADual M.2 22110/2280 PCIe SSD expansion card Dimension (L × W × H): 5.50 × 26.50 × 12.00 (cm)
Weight: 0.26 (kg)
Note: Please check the M.2 SSD compatibility list and QM2 Installation Guide
QM2-2P-344Dual M.2 PCIe SSD expansion card; supports up to two M.2 2280/22110 formfactor M.2 PCIe (Gen3 x4) SSDs; PCIe Gen3 x4 host interface Dimension (L × W × H): 19.50 × 5.30 × 12.30 (cm)
Weight: 0.30 (kg)
QM2-2P-344ADual M.2 PCIe SSD expansion card; M.2 2280/22110 PCIe NVMe(Gen 3×4) SSDs; PCIe Gen3x4 host interface
QM2-2P-384Dual M.2 PCIe SSD expansion card; supports up to two M.2 2280/22110 formfactor M.2 PCIe (Gen3 x4) SSDs; PCIe Gen3 x8 host interface Dimension (L × W × H): 19.50 × 5.30 × 12.30 (cm)
Weight: 0.30 (kg)
QM2-2P-384ADual M.2 PCIe SSD expansion card; M.2 2280/22110 PCIe NVMe(Gen 3×4) SSDs; PCIe Gen3x8 host interface
QM2-2P10G1TBDimension (L × W × H): 15.27 × 6.89 × 1.89 (cm) Weight: 0.30 (kg)
QM2-2P2G2TQNAP QM2 series, 2 x PCIe 2280 M.2 SSD slots, PCIe Gen3 x 4 , 2 x Intel I225LM 2.5GbE NBASE-T port Dimension (L × W × H): 5.20 × 19.50 × 12.50 (cm)
Weight: 0.32 (kg)
QM2-2P410G1TQM2 series, 2 x PCIe 2280 M.2 SSD slots, PCIe Gen4 x 8, 1 x AQC113C 10GbE NBASE-T port
QM2-2P410G2TQM2 series, 2 x PCIe 2280 M.2 SSD slots, PCIe Gen4 x 8, 2 x AQC113C 10GbE NBASE-T port
QM2-2S-220ADual M.2 22110/2280 SATA SSD expansion card Dimension (L × W × H): 19.50 × 5.30 × 12.30 (cm)
Weight: 0.30 (kg)
QM2-4S-240Quad M.2 2280 SATA SSD expansion card Dimension (L × W × H): 5.50 × 26.50 × 12.00 (cm)
Weight: 0.32 (kg)
Conclusion
In conclusion, the TS-855eU 2.5GbE NAS is an excellent choice for businesses seeking a compact and flexible storage solution. Its short-depth design and scalability make it ideal for deployment in small spaces, such as offices and audiovisual rooms. The Intel® 8-core processor and PCIe expandability provide exceptional performance and computing power, making it suitable for various applications, including virtualization and file servers. The TS-855eU also supports the QTS operating system, which can be switched to the ZFS-based QuTS hero operating system based on business requirements. Its dual 2.5GbE connectivity and M.2 PCIe slots for SSD caching and auto-tiered storage enable high-speed data access and transfer. Furthermore, QNAP supports the TS-855eU for an extended period, making it an ideal choice for businesses requiring long-term deployment of NAS models.
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