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Product comparison · 2 nas & storage servers

QNAP ES1686DC-2123IT-64G/96TB-EXOSS NAS/storage server Rack (3U) vs QNAP TS-1635AX-8G 24TB 12x2TB Seagate IronWolf Pro 12 Bay NAS Desktop

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  • 53specifications compared
  • 22differ
  • 31identical
  • 43known for one product only

Key differences

The QNAP ES1686DC-2123IT-64G/96TB-EXOSS NAS/storage server Rack (3U) has 0.6 GHz more processor frequency than the QNAP TS-1635AX-8G 24TB 12x2TB Seagate IronWolf Pro 12 Bay NAS Desktop (2.2 GHz vs 1.6 GHz). The QNAP ES1686DC-2123IT-64G/96TB-EXOSS NAS/storage server Rack (3U) has 56 GB more internal memory than the QNAP TS-1635AX-8G 24TB 12x2TB Seagate IronWolf Pro 12 Bay NAS Desktop (64 GB vs 8 GB). The QNAP ES1686DC-2123IT-64G/96TB-EXOSS NAS/storage server Rack (3U) has 496 GB more maximum RAM supported than the QNAP TS-1635AX-8G 24TB 12x2TB Seagate IronWolf Pro 12 Bay NAS Desktop (512 GB vs 16 GB). RAID levels: 0, 1, 5, 6, 10, 50, 60 on the QNAP ES1686DC-2123IT-64G/96TB-EXOSS NAS/storage server Rack (3U), 0, 1, 5, 6, 10, 60, JBOD on the QNAP TS-1635AX-8G 24TB 12x2TB Seagate IronWolf Pro 12 Bay NAS Desktop. Supported file systems: ZFS on the QNAP ES1686DC-2123IT-64G/96TB-EXOSS NAS/storage server Rack (3U), FAT32, HFS+, exFAT, ext3, ext4 on the QNAP TS-1635AX-8G 24TB 12x2TB Seagate IronWolf Pro 12 Bay NAS Desktop.

  • RAID levels
    • 0, 1, 5, 6, 10, 50, 60
    • 0, 1, 5, 6, 10, 60, JBOD
  • Processor frequency
    • 2.2 GHz
    • 1.6 GHz
  • Internal memory
    • 64 GB
    • 8 GB
  • Maximum RAM supported
    • 512 GB
    • 16 GB
  • Ethernet LAN (RJ-45) ports
    • 3
    • 2
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 2
    • 3
  • Fiber ports quantity
    • 4
    • 2
  • Chassis type
    • Rack (3U)
    • Desktop

Side by side

Differences highlightedShow differences only
96 specifications
A

QNAP

ES1686DC-2123IT-64G/96TB-EXOSS NAS/storage server Rack (3U)

Model ES1686DC-2123IT-64G/96TB-EXOSS

View product
B

QNAP

TS-1635AX-8G 24TB 12x2TB Seagate IronWolf Pro 12 Bay NAS DesktopView product
Storage3 differ
Storage drives installedYesYes
Number of storage drives installed1616
Number of storage drives supported1616
Installed storage drive typeHDDHDD
Supported storage drive typesHDD & SSDHDD & SSD
Supported storage drive interfacesDiffersSerial ATA, Serial ATA II, Serial ATA III, Serial Attached SCSI (SAS)M.2, Serial ATA III
Storage drive sizes supportedKnown for one2.5,3.5"
Number of M.2 (M & B) slotsKnown for one2
RAID supportYesYes
RAID levelsDiffers0, 1, 5, 6, 10, 50, 600, 1, 5, 6, 10, 60, JBOD
Hot-swap drive baysKnown for oneYes
Supported file systemsDiffersZFSFAT32, HFS+, exFAT, ext3, ext4
Storage drive sizeKnown for one2.5/3.5"
Processor1 differ
Processor frequencyDiffers2.2 GHz1.6 GHz
Processor architectureKnown for oneARM Cortex-A7
Memory2 differ
Internal memoryDiffers64 GB8 GB
Internal memory typeDDR4DDR4
Maximum RAM supportedDiffers512 GB16 GB
Memory form factorKnown for oneRDIMM/LRDIMM
Memory slotsKnown for one8
Flash memoryKnown for one4000 MB
Networkidentical
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000,10000 Mbit/s10,100,1000,10000 Mbit/s
Ethernet LAN data rate supported (max)10000 Mbit/s10000 Mbit/s
Wi-FiKnown for oneNo
Quality of Service (QoS) supportKnown for oneYes
Jumbo frames supportKnown for oneYes
iSCSI supportYesYes
Wake-on-LAN readyYesYes
Link aggregationKnown for oneYes
Supported network protocolsKnown for oneTCP/IP, CIFS/SMB2/SMB3, NFS v3/NFS v4, FTP, FTPS, TFTP, HTTP, HTTPS, SSH, iSCSI, SNMP, SMTP, SMSC
DHCP clientKnown for oneYes
DHCP serverKnown for oneYes
Dynamic DNS (DDNS)Known for oneYes
Ports & interfaces3 differ
Ethernet LAN (RJ-45) portsDiffers32
USB portYesYes
USB 2.0 ports quantity00
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers23
Fiber ports quantityDiffers42
Fiber optic connectorSFP+SFP+
Thunderbolt ports quantityKnown for one2
3.5 mm (1/8-inch) outKnown for oneYes
Design5 differ
Chassis typeDiffersRack (3U)Desktop
Cooling typeActiveActive
Product colourDiffersBlack, GreyBlack
Number of fansDiffers3 fan(s)4 fan(s)
Fan diameterDiffers6 cm9.2 cm
LED indicatorsDiffersError, Power, Status, SystemYes
Fan diameter 2Known for one6 cm
Built-in displayKnown for oneYes
Display typeKnown for oneLCD
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Built-in speaker(s)Known for oneYes
Number of built-in speakersKnown for one1
Performance3 differ
TypeNASNAS
Device classSmall & Medium BusinessSmall & Medium Business
Backup functionYesYes
Backup featuresCloud, iSCSI LUNCloud, iSCSI LUN
Multilingual supportKnown for oneYes
Noise levelDiffers55.8 dB23 dB
SnapshotYesYes
Web-based managementYesYes
Access Control List (ACL)Known for oneYes
Browser supportedDiffersGoogle Chrome, Microsoft Internet Explorer, Mozilla Firefox, Apple SafariApple Safari 7, Google Chrome, Microsoft Internet Explorer 10, Mozilla Firefox
Built-in FTP serverYesYes
Hot spareYesYes
On/off switchYesYes
Reset buttonYesYes
S.M.A.R.T. supportKnown for oneYes
Security algorithmsDiffers256-bit AES, FIPS 140-2, HTTPS, SNMP, SNMPv3, SSH, SSL/TLS256-bit AES
System logKnown for oneYes
BuzzerKnown for oneYes
Softwareidentical
Windows operating systems supportedKnown for oneWindows 10, Windows 7
Linux operating systems supportedKnown for oneYes
Mac operating systems supportedKnown for oneYes
Server operating systems supportedKnown for oneWindows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016
Operating system versionKnown for one4.3.4
Power2 differ
Power supply locationKnown for oneBuilt-in
Power supply unit (PSU) capacityDiffers770 W250 W
Number of power supply units11
Redundant power supply (RPS) supportKnown for oneYes
Power consumption (typical)Known for one500.87 W
AC input voltageDiffers90 - 264 V100 - 240 V
Fan voltage12 V12 V
AC input frequencyKnown for one50 - 60 Hz
Weight & dimensions3 differ
WidthDiffers483.1 mm369.9 mm
DepthDiffers630.6 mm319.8 mm
HeightDiffers132 mm303.8 mm
WeightKnown for one25.8 kg
Packaging contentidentical
Cables includedAC, LAN (RJ-45)AC, LAN (RJ-45)
Quick installation guideYesYes
Number of screwsKnown for one128
Operational conditionsidentical
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Operating relative humidity (H-H)Known for one5 - 95%
Storage temperature (T-T)Known for one5 - 95 °C

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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