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Product comparison · 2 nas & storage servers

Buffalo LinkStation 520DN 4TB vs QNAP TS-431X NAS Tower Annapurna Labs AL212

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  • 45specifications compared
  • 28differ
  • 17identical
  • 58known for one product only

Key differences

  • Storage drives installed
    • Yes
    • No
  • Total installed storage capacity
    • 4 TB
    • 0 TB
  • Number of storage drives installed
    • 2
    • 0
  • Number of storage drives supported
    • 2
    • 4
  • Installed storage drive type
    • HDD
    • No
  • Storage drive capacity
    • 2 TB
    • 0 GB
  • RAID levels
    • 0, 1, JBOD
    • 0, 1, 5, 6, 10, JBOD
  • Processor family
    • Realtek
    • Annapurna Labs

Side by side

Differences highlightedShow differences only
103 specifications
A

Buffalo

LinkStation 520DN 4TBView product
B

QNAP

TS-431X NAS Tower Annapurna Labs AL212

Model TS-431X

View product
Storage7 differ
Storage drives installedDiffersYesNo
Total installed storage capacityDiffers4 TB0 TB
Number of storage drives installedDiffers20
Number of storage drives supportedDiffers24
Installed storage drive typeDiffersHDDNo
Storage drive capacityDiffers2 TB0 GB
Supported storage drive interfacesKnown for oneSerial ATA, Serial ATA II, Serial ATA III
Storage drive sizes supportedKnown for one2.5,3.5"
RAID levelsDiffers0, 1, JBOD0, 1, 5, 6, 10, JBOD
Online RAID migrationKnown for oneYes
Online RAID expansionKnown for oneYes
Hot-swap drive baysKnown for oneYes
Supported file systemsKnown for oneFAT32, HFS+, NTFS, ext3, ext4
Storage drive interfaceKnown for oneSerial ATA II
Storage drive sizeKnown for one3.5"
Maximum supported storage capacityKnown for one8 TB
Processor3 differ
Processor familyDiffersRealtekAnnapurna Labs
Processor modelDiffersRTD1195NAL212
Processor frequencyDiffers1 GHz1.7 GHz
Processor architectureKnown for oneARM Cortex-A15
Memory1 differ
Internal memoryDiffers0.25 GB8 GB
Maximum RAM supportedKnown for one8 GB
Memory slotsKnown for one1
Flash memoryKnown for one512 MB
Network2 differ
Ethernet LAN data ratesDiffers10,100,1000 Mbit/s10,100,1000,10000 Mbit/s
Ethernet LAN data rate supported (max)Known for one10000 Mbit/s
DHCP clientKnown for oneYes
DHCP serverKnown for oneYes
Jumbo frames supportKnown for oneYes
iSCSI supportKnown for oneYes
Wake-on-LAN readyKnown for oneYes
Supported network protocolsDiffersTCP/IPCIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSC
Data link protocolsKnown for oneSMB/CIFS, AFP, FTP, HTTP/HTTPS
Ports & interfaces3 differ
Ethernet LAN (RJ-45) portsDiffers12
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers13
Fiber ports quantityDiffers01
Fiber optic connectorKnown for oneSFP+
Design2 differ
Chassis typeDiffersDesktopTower
Number of fansKnown for one1 fan(s)
Fan diameterKnown for one12 cm
LED indicatorsDiffersYesHDD, LAN, Power, Status, USB
Cable lock slot typeKnown for oneKensington
Performance1 differ
Device classDiffersHome & Home OfficeSmall & Medium Business
Backup featuresKnown for oneCloud, iSCSI LUN
BuzzerKnown for oneYes
Multilingual supportKnown for oneYes
Noise levelKnown for one19.5 dB
Web-based managementKnown for oneYes
Access Control List (ACL)Known for oneYes
Browser supportedKnown for oneInternet Explorer 10+, Firefox 8+, Safari 4+, Chrome
Built-in FTP serverKnown for oneYes
Built-in iTunes serverKnown for oneYes
Hot spareKnown for oneYes
On/off switchKnown for oneYes
Remotely operatedKnown for oneYes
Reset buttonKnown for oneYes
S.M.A.R.T. supportKnown for oneYes
Security algorithmsKnown for one256-bit AES, HTTPS, SNMP, SSH
Share folderKnown for oneCIFS/SMB
System logKnown for oneYes
Software2 differ
Operating system installedKnown for oneQNAP Turbo System
Operating system versionKnown for one4.3
Windows operating systems supportedDiffersWindows 10, Windows 7, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x64, Windows 8.1 Pro, Windows 8.1 Pro x64, Windows 8.1 x64Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 H
Linux operating systems supportedKnown for oneYes
Mac operating systems supportedDiffersMac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 MavericksMac OS X 10.0 Cheetah, Mac OS X 10.1 Puma, Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.2 Jaguar, Mac OS X 10.3 Panther, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Ma
Server operating systems supportedKnown for oneWindows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2
Poweridentical
Power supply unit (PSU) capacityKnown for one90 W
Number of power supply unitsKnown for one1
Power consumption (typical)Known for one26.7 W
Fan voltageKnown for one12 V
Power consumption (max)Known for one36 W
AC input voltageKnown for one100 - 240 V
AC input frequencyKnown for one50 - 60 Hz
Weight & dimensions4 differ
WidthDiffers87 mm160 mm
DepthDiffers205 mm219 mm
HeightDiffers126 mm169 mm
WeightDiffers2.5 kg3 kg
Package widthKnown for one128 mm
Package depthKnown for one224 mm
Package heightKnown for one254 mm
Package weightKnown for one3 kg
Packaging content1 differ
Cables includedDiffersLAN (RJ-45)AC, LAN (RJ-45)
Operational conditions2 differ
Operating temperature (T-T)Differs5 - 35 °C0 - 40 °C
Operating relative humidity (H-H)Differs20 - 80%5 - 95%
Logistics dataidentical
Harmonized System (HS) codeKnown for one84714100
Other featuresidentical
Power managementKnown for oneYes

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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