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QNAP TS-1655 High-Capacity, 2.5GbE, Hybrid-Storage NAS Announced

Enterprise

QNAP has announced the TS-1655, a tower-form factor NAS that can hold twelve 3.5-inch hard drives and four 2.5-inch solid-state drives. Highlighted by its hybrid storage architecture, the TS-1655 features 8-core computing power, 2.5GbE network connectivity, and PCIe expansion. It is intended for use in business environments for file sharing, collaboration, backup, disaster recovery, and virtualization.

QNAP TS-1655 Tower NAS

The TS-1655 is powered by an Intel Atom C5125 8-core 2.8 GHz processor with Intel QuickAssist Technology (QAT) for improved performance and efficiency. The new QNAP NAS also comes with four UDIMM DDR4 slots, which can be upgraded to a maximum of 128GB, allowing for higher workloads and improved error-correcting code memory support to enhance performance and reliability in rugged enterprise IT environments. Moreover, with the option to install a dual-port 25GbE network card, the TS-1655 delivers can potentially deliver sequential read and write speeds of up to 3,499MB/s and 2,465 MB/s, respectively.

For its standard network connectivity, the TS-1655 has two 2.5GbE RJ45 ports that support port trunking for load balancing and fault tolerance. These ports are ideal for organizations with bandwidth-intensive applications, including virtualization, large file transfers, high-speed backup/restoration, and real-time applications. Additionally, the TS-1655 supports SR-IOV and features three PCIe slots for expanding the NAS capabilities with various expansion cards such as 5/10/25GbE network cards, QM2 cards for adding M.2 SSDs or 2.5GbE/10GbE network ports, Fibre Channel cards for building SAN storage, and storage expansion cards for connecting to QNAP storage expansion enclosures.

The TS-1655 is built as a reliable and multi-functional NAS designed to meet the storage needs of businesses, as it comes with advanced security features, backup capabilities, file-sharing functionality, and central management. The TS-1655 further ensures data protection via the use of Snapshots, which allows for instant restoration of data. This makes for effective protection against ransomware.

In addition, the TS-1655 is equipped with several other business-ready capabilities, including:

  • hosting virtual machines and containers
  • simplifying local
  • remote and cloud backup tasks
  • facilitating VMware/Hyper-V VM backup
  • deploying a cloud storage gateway
  • creating S3-compatible object storage on the NAS

QNAP TS-1655 NAS Detailed Specifications

CPU Intel Atom C5125 8-core processor, 2.8GHz
CPU Architecture 64-bit x86
Floating Point Unit Yes
Encryption Engine Yes
System Memory 8 GB UDIMM DDR4 (1 x 8 GB)
Maximum Memory 128 GB (4 x 32 GB)
Memory Slot 4 x U-DIMM DDR4
Support ECC memory
Flash Memory 5GB (Dual boot OS protection)
Drive Bay 12 x 3.5-inch + 4 x 2.5-inch SATA 6Gb/s, 3Gb/s
Drive Compatibility 3.5-inch bays:

  • 3.5-inch SATA hard disk drives
  • 2.5-inch SATA solid-state drives

2.5-inch bays:

  • 2.5-inch SATA solid-state drives
Hot-swappable The following are not hot-swappable: M.2 SSDs, SSD cache drives, and SSDs using PCIe expansion slots.
M.2 Slot 2 x M.2 2280 PCIe Gen3 x2 slots

The M.2 SSD is not included as standard.

SSD Cache Acceleration Support Yes
SR-IOV Yes
2.5 Gigabit Ethernet Port (2.5G/1G/100M) 2 (2.5G/1G/100M/10M)
10 Gigabit Ethernet Port
  • Optional via PCIe expansion card
  • Optional via PCIe expansion card
25 Gigabit Ethernet Port Optional via PCIe expansion card
Wake on LAN (WOL) Only the 2.5GbE port
Jumbo Frame Yes
PCIe Slot 3 available slots:

  • Slot 1: PCIe Gen 3 x4
  • Slot 2: PCIe Gen 3 x4
  • Slot 3: PCIe Gen 3 x4
  • Card dimensions for PCIe slot 1:260 x 111.15 x 37.52 mm / 10.25 x 4.38 x 1.48 inches.
  • Card dimensions for PCIe slot 2:150 x 68.9 x 18.76 mm / 5.90 x 2.71 x 0.74 inches.
  • Card dimensions for PCIe slot 3:150 x 68.9 x 18.76 mm / 5.90 x 2.71 x 0.74 inches.
  • Wider cards can be installed if the next PCIe slot will not be used.
USB 3.2 Gen 1 port 4
Form Factor Tower
LED Indicators Power/Status, LAN, USB, HDD1-12, SSD 1-4, M.2 SSD 1-2
Buttons Power, Reset, USB Auto Copy
Dimensions (HxWxD) 11.59 × 14.56 × 12.59 inch
Weight (Net) 29.01 lbs
Weight (Gross) 36.77 lbs
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 550W, 100-240V

1 x 8-pin PCI-e cable + 1 x 8 (6+2)-pin PCI-e cable

Power Consumption: HDD Sleep Mode 94.957 W
Power Consumption: Operating Mode, Typical 104.65 W

Tested fully populated with 1TB hard drives and 120GB solid-state drives.

Fan System fan: 3 x 92mm, 12VDC
CPU fan: 2 x 97mm, 12VDC
Other Interfaces Kensington security slot
System Warning Buzzer
Kensington Security Slot Yes
Standard Warranty 3
Max. Number of Concurrent Connections (CIFS) – with Max. Memory 700

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Lyle Smith

Lyle is a long-time staff writer for StorageReview, covering a broad set of end user and enterprise IT topics.