QNAP TS-873-4G User Manual

Hardware Specification

TS-873-4G

CPU Processor: AMD R-Series RX-421ND quad-core 2.1 GHz processor,

Turbo Core up to 3.4 GHz

Architecture: 64-bit

Encryption Engine: AES-NI

System Memory 4 GB DDR4 (2 x 2 GB)

Maximum Memory 64 GB (4 x 16 GB)

Memory Slot 4 x SODIMM DDR4

(For dual- or quad-DIMM configurations, you must use a pair of

identical DDR4 modules.)

Flash Memory 512MB DOM

Drive Bay 8 x SATA 6 Gbps

Drive Compatibility 3.5-inch SATA hard disk drives

2.5-inch SATA hard disk drives

2.5-inch SATA solid state drives

M.2 SSD Slot 2 x M.2 2260/2280 SATA 6Gb/s SSDs (Sold separately)

Note:

1. The M.2 SSD is not included as standard.

2. M.2 SSD operations can easily generate excessive heat. It is

recommended to install a heatsink (from QNAP or a third-party

provider) on the M.2 SSD.

SSD Cache Acceleration Support Drive bays 1 to 8

M.2 slots 1 to 2

Optional: M.2 SSD using QNAP QM2 PCIe expansion card

Hot-swappable Yes,

The following are not hot-swappable: M.2 SSDs, SSD cache drives,

SSDs using PCIe expansion slots.

Gigabit Ethernet Port 4 x RJ45

PCIe Slot 2 x PCIe 3.0 x4

Note: Support full-height 10GbE LAN card, USB 3.1 Gen2 (10Gb/s)

expansion card, QM2 card, PCIe wireless network card or a bus-

powered graphics card.

USB Port 4 x USB 3.0 (Front: 1; Back: 3)

Audio 2 x 3.5 mm dynamic microphone jacks

1 x 3.5 mm line-out jack

1 x speakers

Note: You cannot use the speakers and the line-out jack

simultaneously.

USB One Touch Copy Front: USB 3.0

IR sensor Optional QNAP RM-IR004 remote control (MCE compatible)

Form Factor Tower

Dimensions (H x W x D) 188.2 x 329.3 x 279.6 mm

7.41 x 12.96 x 11.01 inch

Power Consumption (W) HDD standby: 36.43 W

In operation: 70.26 W

(with 8 x 2TB HDDs installed)

Sound Level Sound pressure (LpAm): 23.4 dB(A)

Net Weight 6.59 kg (14.53 lbs)

Power Supply Unit 250W, 100-240V AC, 50/60Hz

Fan System: 2 x 120 mm

CPU: 1 x 60 mm

Operating Temperature & Relative

Humidity

0 ~ 40˚C ( 32˚F ~ 104˚F ), 5 ~ 95% RH non-condensing, wet bulb:

27˚C (80.6˚F)

Security Slot Kensington security slot

Note: Use only QNAP memory modules to maintain system performance and stability. For NAS devices with more than one

memory slot, use QNAP modules with identical specifications. Warning: Using unsupported modules may degrade

performance, cause errors, or prevent the operating system from starting.

* Sound Level Test Environment: Refer to ISO 7779; Maximum HDD loaded; Bystander Position; Average data from 1 meter in

front of operating NAS.

Designs and specifications are subject to change without notice.