The flagship TDS-h2489FU R2 U.2 NVMe all-flash rackmount NAS, powered by dual Intel® Xeon® Silver 4300 series processors in 16/32-core configurations, delivers a highly efficient, secure, and reliable enterprise storage solution. Its robust performance meets the demands of virtualization, data centers, AI Big Data storage, cloud-based applications, and 3D rendering workstations, addressing the need for low-latency and high-load multitasking applications. The 24-bay TDS-h2489FU R2 comes with sixteen 2.5-inch U.2 PCIe NVMe slots and eight 2.5-inch U.2 PCIe NVMe / SATA 6Gbps slots, along with four PCIe Gen 4 expansion slots for quickly upgrading to 25GbE / 100GbE networking and PB-level storage, supporting high-speed data access and data growth. Dual redundant power supplies minimize the risk of unexpected hardware failure, ensuring stable system operation.

Scalable ECC RDIMM memory up to 1TB
Equipped with error-correcting DDR4 ECC RDIMM memory, expandable up to 1TB, boosting multitasking performance.

25GbE as standard and upgradable to 100GbE
Enable Port Trunking and connect to a network switch to expand bandwidth for more devices and workstations.

High expandability with PCIe Gen 4
Has four PCIe Gen 4 slots, allowing installing high-speed network cards (10/25/100GbE), M.2 SSD expansion cards, Fibre Channel cards, and storage expansion cards.

Petabyte-scale storage
Flexibly connect QNAP PCIe JBOD or SAS JBOD for higher capacity, exceptional performance, and flexible expandability.

M.2 SSD caching
Two M.2 PCIe NVMe / SATA slots for cache acceleration or high-speed storage pools, enhancing performance and data access speed.

Immutability
Uses the ZFS-based QuTS hero operating system, which ensures high data integrity with immutable storage, snapshot protection, data deduplication, and SSD optimization.

Specification

Product
Product id	984455
Brand	QNAP
Partnr	TDS-H2489FU-R2-4314-256G
EAN/UPC code	4711103086445
Warranty (months)	60 months
Storage
Storage drives installed	N
Number of storage drives supported	24
Installed storage drive type	N
Supported storage drive types	SSD
Supported storage drive interfaces	Serial ATA III, U.2
Storage drive sizes supported	2.5, U.2 "
Number of M.2 (M & B) slots	2
RAID support	Y
RAID levels	0, 1, 5, 6, 10, 50, 60, JBOD
Online RAID migration	Y
Online RAID expansion	Y
RAID rebuild	Y
Hot-swap drive bays	Y
Processor
Processor manufacturer	Intel
Processor family	Intel Xeon Silver
Processor model	4314
Processor generation	Intel Xeon Scalable 3rd Gen
Processor frequency	2.4 GHz
Processor boost frequency	3.4 GHz
Processor cores	16
Processor threads	32
Processor cache	24 MB
Number of processors supported	2
Memory
Internal memory type	DDR4
Internal memory	256 GB
Maximum RAM supported	1024 GB
Memory form factor	RDIMM
ECC	Y
Memory slots	32
Flash memory	5000 MB
Network
Ethernet LAN	Y
Ethernet LAN data rates	10, 100, 1000, 2500, 25000 Mbit/s
DHCP client	Y
DHCP server	Y
Jumbo frames support	Y
iSCSI support	Y
Wake-on-LAN ready	Y
Dynamic DNS (DDNS)	Y
Ports & interfaces
Ethernet LAN (RJ-45) ports	6
USB port	Y
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	4
PCI Express x16 (Gen 4. x) slots	2
PCI Express x8 (Gen 4. x) slots	2
Design
Chassis type	Rack (2U)
Cooling type	Active
Number of fans	6 ventilator(en)
Fan diameter	60 mm
LED indicators	Y
Performance
Type	NAS
Device class	Large Enterprise Business
Backup function	Y
Backup features	Cloud, iSCSI LUN
Buzzer	Y
Snapshot	Y
Web-based management	Y
Hot spare	Y
System log	Y
Access Control List (ACL)	Y
Built-in FTP server	Y
Software
Operating system installed	QNAP QTS
Power
Power supply location	Built-in
Power supply unit (PSU) capacity	1200 W
Number of power supply units	2
Redundant power supply (RPS) support	Y
Power consumption (typical)	467.59 W
AC input voltage	100-240 V
Weight & dimensions
Width	446 mm
Depth	713 mm
Height	88 mm
Weight	22770 g
Operational conditions
Operating temperature (T-T)	0 - 35 °C
Operating relative humidity (H-H)	5 - 95 procent
Storage temperature (T-T)	-20 - 70 °C
Storage relative humidity (H-H)	5 - 95 procent