Product comparison · 2 nas & storage servers

QNAP ES1686dc R2 vs QNAP TDS-H2489FU-R2 NAS Rack (2U) Intel Xeon Silver 4314

69specifications compared
36differ
33identical
36known for one product only

Key differences

The QNAP TDS-H2489FU-R2 NAS Rack (2U) Intel Xeon Silver 4314 has 8 more storage drives supported than the QNAP ES1686dc R2 (24 vs 16). The QNAP TDS-H2489FU-R2 NAS Rack (2U) Intel Xeon Silver 4314 has 0.5 GHz more processor frequency than the QNAP ES1686dc R2 (2.4 GHz vs 1.9 GHz). The QNAP TDS-H2489FU-R2 NAS Rack (2U) Intel Xeon Silver 4314 has 0.4 GHz more processor boost frequency than the QNAP ES1686dc R2 (3.4 GHz vs 3 GHz). Supported storage drive types: HDD & SSD on the QNAP ES1686dc R2, SSD on the QNAP TDS-H2489FU-R2 NAS Rack (2U) Intel Xeon Silver 4314. Supported storage drive interfaces: Serial Attached SCSI (SAS) on the QNAP ES1686dc R2, Serial ATA III, U.2 on the QNAP TDS-H2489FU-R2 NAS Rack (2U) Intel Xeon Silver 4314.

Number of storage drives supported
- ES1686dc R2:16
- TDS-H2489FU-R2 NAS Rack (2U) Intel Xeon Silver 4314:24
Supported storage drive types
- ES1686dc R2:HDD & SSD
- TDS-H2489FU-R2 NAS Rack (2U) Intel Xeon Silver 4314:SSD
Supported storage drive interfaces
- ES1686dc R2:Serial Attached SCSI (SAS)
- TDS-H2489FU-R2 NAS Rack (2U) Intel Xeon Silver 4314:Serial ATA III, U.2
Storage drive sizes supported
- ES1686dc R2:2.5,3.5"
- TDS-H2489FU-R2 NAS Rack (2U) Intel Xeon Silver 4314:2.5,U.2
RAID levels
- ES1686dc R2:0, 1, 5, 6, 10, 50, 60
- TDS-H2489FU-R2 NAS Rack (2U) Intel Xeon Silver 4314:0, 1, 5, 6, 10, 50, 60, JBOD
Processor family
- ES1686dc R2:Intel® Xeon® D
- TDS-H2489FU-R2 NAS Rack (2U) Intel Xeon Silver 4314:Intel Xeon Silver
Processor model
- ES1686dc R2:D-2142IT
- TDS-H2489FU-R2 NAS Rack (2U) Intel Xeon Silver 4314:4314
Processor frequency
- ES1686dc R2:1.9 GHz
- TDS-H2489FU-R2 NAS Rack (2U) Intel Xeon Silver 4314:2.4 GHz

Side by side

Differences highlightedShow differences only

Comparison of ES1686dc R2, TDS-H2489FU-R2
105 specifications	A QNAP ES1686dc R2 View product	B QNAP TDS-H2489FU-R2 NAS Rack (2U) Intel Xeon Silver 4314 Model TDS-H2489FU-R2 View product
Storage5 differ
Storage drives installed	No	No
Total installed storage capacity	0 TB	0 TB
Number of storage drives installed	0	0
Number of storage drives supportedDiffers	16	24
Installed storage drive type	No	No
Supported storage drive typesDiffers	HDD & SSD	SSD
Storage drive capacity	0 GB	0 GB
Supported storage drive interfacesDiffers	Serial Attached SCSI (SAS)	Serial ATA III, U.2
Storage drive sizes supportedDiffers	2.5,3.5"	2.5,U.2
Number of M.2 (M & B) slotsKnown for one	Unknown — not stated by the source	2
RAID support	Yes	Yes
RAID levelsDiffers	0, 1, 5, 6, 10, 50, 60	0, 1, 5, 6, 10, 50, 60, JBOD
Online RAID migration	Yes	Yes
Online RAID expansion	Yes	Yes
RAID rebuildKnown for one	Unknown — not stated by the source	Yes
Hot-swap drive bays	Yes	Yes
Supported file systemsKnown for one	Unknown — not stated by the source	FAT32, HFS+, NTFS, exFAT, ext3, ext4
Auto-rebuildKnown for one	Unknown — not stated by the source	Yes
Disk roamingKnown for one	Unknown — not stated by the source	Yes
Processor5 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Xeon® D	Intel Xeon Silver
Processor generationKnown for one	Unknown — not stated by the source	3rd Generation Intel® Xeon® Scalable
Processor modelDiffers	D-2142IT	4314
Processor frequencyDiffers	1.9 GHz	2.4 GHz
Processor boost frequencyDiffers	3 GHz	3.4 GHz
Processor coresDiffers	8	16
Processor threadsKnown for one	Unknown — not stated by the source	32
Processor cacheKnown for one	Unknown — not stated by the source	24 MB
Number of processors supportedKnown for one	Unknown — not stated by the source	2
Memory5 differ
Internal memoryDiffers	48 GB	1 TB
Internal memory type	DDR4	DDR4
Maximum RAM supportedDiffers	512 GB	1 TB
ECC	Yes	Yes
Memory form factorDiffers	RDIMM/LRDIMM	RDIMM
Memory slotsDiffers	8	32
Flash memoryDiffers	4000 MB	5000 MB
Network1 differ
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesDiffers	10,100,1000 Mbit/s	10,100,1000,2500,25000 Mbit/s
DHCP clientKnown for one	Unknown — not stated by the source	Yes
DHCP serverKnown for one	Unknown — not stated by the source	Yes
Jumbo frames support	Yes	Yes
iSCSI support	Yes	Yes
Wake-on-LAN readyKnown for one	Unknown — not stated by the source	Yes
Dynamic DNS (DDNS)Known for one	Unknown — not stated by the source	Yes
Supported network protocolsKnown for one	CIFS/SMB2/SMB3, NFS v3/NFS v4.1, FTP, FTPS, TFTP, HTTP, HTTPS, SSH, iSCSI, Fibre Channel, SNMP, SMTP, SMSC	Unknown — not stated by the source
Ports & interfaces4 differ
Ethernet LAN (RJ-45) portsDiffers	3	4
USB portKnown for one	Unknown — not stated by the source	Yes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	4
Fiber ports quantityDiffers	4	2
Fiber optic connectorDiffers	SFP+	SFP28
PCI Express x8 (Gen 4.x) slotsKnown for one	Unknown — not stated by the source	2
PCI Express x16 (Gen 4.x) slotsKnown for one	Unknown — not stated by the source	2
PCI Express x8 (Gen 3.x) slotsKnown for one	2	Unknown — not stated by the source
Design3 differ
Chassis typeDiffers	Rack (3U)	Rack (2U)
Cooling type	Active	Active
Product colourDiffers	Black, Grey	Black, Silver
Number of fansDiffers	2 fan(s)	6 fan(s)
Fan diameter	6 cm	6 cm
LED indicators	Yes	Yes
Built-in displayKnown for one	Unknown — not stated by the source	Yes
Display typeKnown for one	Unknown — not stated by the source	LED
Fan diameter 2Known for one	6 cm	Unknown — not stated by the source
Performanceidentical
Type	NAS	NAS
Device class	Large Enterprise Business	Large Enterprise Business
Backup function	Yes	Yes
Backup featuresKnown for one	Unknown — not stated by the source	Cloud, iSCSI LUN
Buzzer	Yes	Yes
SnapshotKnown for one	Unknown — not stated by the source	Yes
Web-based managementKnown for one	Unknown — not stated by the source	Yes
Access Control List (ACL)	Yes	Yes
Browser supportedKnown for one	Unknown — not stated by the source	Apple Safari, Google Chrome, Microsoft Edge, Mozilla Firefox
Built-in FTP serverKnown for one	Unknown — not stated by the source	Yes
Hot spare	Yes	Yes
On/off switch	Yes	Yes
Reset button	Yes	Yes
S.M.A.R.T. support	Yes	Yes
Security algorithmsKnown for one	Unknown — not stated by the source	256-bit AES, AES, FIPS 140-2, SNMPv2, SNMPv3, TLS
System logKnown for one	Unknown — not stated by the source	Yes
Multilingual supportKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	QNAP QES	QNAP QTS
Power4 differ
Power supply location	Built-in	Built-in
Power supply unit (PSU) capacityDiffers	700 W	1200 W
Number of power supply unitsDiffers	1	2
Redundant power supply (RPS) support	Yes	Yes
Power consumption (typical)Differs	500.87 W	467.59 W
AC input voltageDiffers	90-264 V	100-240 V
Fan voltageKnown for one	12 V	Unknown — not stated by the source
Weight & dimensions7 differ
WidthDiffers	483.1 mm	446.2 mm
DepthDiffers	630.6 mm	713.2 mm
HeightDiffers	132 mm	88.3 mm
WeightKnown for one	Unknown — not stated by the source	22.8 kg
Package widthDiffers	587 mm	611 mm
Package depthDiffers	750 mm	262 mm
Package heightDiffers	351 mm	960 mm
Package weightDiffers	32.7 kg	27.7 kg
Packaging contentidentical
Package type	Box	Box
Cables includedKnown for one	AC, LAN (RJ-45), RS-232	Unknown — not stated by the source
Power cables quantityKnown for one	2	Unknown — not stated by the source
Rack mount kitKnown for one	Yes	Unknown — not stated by the source
Number of screwsKnown for one	64	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 40 °C	0 - 35 °C
Operating relative humidity (H-H)	5 - 95%	5 - 95%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Storage temperature (T-T)	-20 - 70 °C	-20 - 70 °C
Other featuresidentical
Warranty period	5 year(s)	5 year(s)

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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