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Product comparison · 2 nas & storage servers

Buffalo LinkStation 421 + 2 x ST2000VX000 vs Shuttle KD21 NAS/storage server Marvell 88F6707

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  • 46specifications compared
  • 22differ
  • 24identical
  • 29known 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
  • Supported storage drive types
    • HDD
    • HDD & SSD
  • Storage drive capacity
    • 2 TB
    • 0 GB
  • Storage drive interface
    • Serial ATA II
    • Serial ATA
  • Storage drive size
    • 3.5"
    • 2.5/3.5"
  • Processor family
    • ARM
    • Marvell

Side by side

Differences highlightedShow differences only
75 specifications
A

Buffalo

LinkStation 421 + 2 x ST2000VX000View product
B

Shuttle

KD21 NAS/storage server Marvell 88F6707

Model KD21

View product
Storage7 differ
Storage drives installedDiffersYesNo
Total installed storage capacityDiffers4 TB0 TB
Number of storage drives installedDiffers20
Number of storage drives supported22
Installed storage drive typeHDDHDD
Supported storage drive typesDiffersHDDHDD & SSD
Storage drive capacityDiffers2 TB0 GB
Storage drive interfaceDiffersSerial ATA IISerial ATA
Storage drive sizeDiffers3.5"2.5/3.5"
RAID supportYesYes
RAID levels0, 1, JBOD0, 1, JBOD
Hot-swap drive baysKnown for oneYes
Supported file systemsKnown for oneext2, ext3, ext4, FAT32, NTFS, XFS
Maximum supported storage capacityKnown for one8000 TB
Processor3 differ
Processor familyDiffersARMMarvell
Processor modelDiffersArmada 37088F6707
Processor frequencyDiffers1.2 GHz1 GHz
Memoryidentical
Internal memory0.5 GB0.5 GB
Internal memory typeDDR3DDR3
Networkidentical
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
Wi-FiNoNo
DHCP serverKnown for oneYes
Wake-on-LAN readyKnown for oneYes
Supported network protocolsKnown for oneTCP/IP
Ports & interfaces1 differ
Ethernet LAN (RJ-45) ports11
USB 2.0 ports quantity11
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers12
Fiber ports quantity00
Design2 differ
Cooling typeActiveActive
Product colourDiffersGreyWhite
Housing materialKnown for oneAluminium
Number of fansKnown for one1 fan(s)
Fan diameterKnown for one7 cm
LED indicatorsDiffersYesActivity, HDD, LAN, Status, USB
Built-in displayNoNo
Cable lock slotYesYes
Cable lock slot typeKnown for oneKensington
Performance1 differ
TypeNASNAS
Device classHome & Home OfficeHome & Home Office
Backup functionYesYes
Number of usersKnown for one256 user(s)
Built-in optical driveNoNo
Card reader integratedDiffersNoYes
Compatible memory cardsKnown for oneSD, SDHC, SDXC
Reset buttonKnown for oneYes
Management protocolsKnown for oneHTTP/HTTPS
Web-based managementKnown for oneYes
Built-in BitTorrent clientKnown for oneYes
On/off switchKnown for oneYes
Powerful backup NovaBACKUP ProfessionalKnown for oneYes
Softwareidentical
Operating system installedKnown for oneLinux
Windows operating systems supportedKnown for oneWindows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Win
Mac operating systems supportedKnown for oneMac 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 Mavericks
Server operating systems supportedKnown for oneWindows Server 2008, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2
Power1 differ
Power supply locationExternalExternal
Number of power supply units11
Power consumption (typical)Differs48 W19 W
Power consumption (sleep)Known for one9.6 W
Power consumption (off)Known for one0.35 W
AC input voltage100-240 V100-240 V
AC input frequency50 - 60 Hz50 - 60 Hz
Weight & dimensions4 differ
WidthDiffers87 mm90 mm
DepthDiffers205 mm225 mm
HeightDiffers128 mm170 mm
WeightDiffers800 g2.72 kg
Packaging content1 differ
External power adapterYesYes
Cables includedDiffersACAC, LAN (RJ-45)
Quick installation guideKnown for oneYes
Quick start guideKnown for oneYes
Operational conditions2 differ
Operating temperature (T-T)Differs5 - 35 °C5 - 40 °C
Operating relative humidity (H-H)Differs20 - 80%10 - 90%
Other featuresidentical
Compliance certificatesKnown for oneRoHS
Number of adapters includedKnown for one1 pc(s)
CertificationKnown for oneEMC, LVD, ErP Lot6, WEEE, CB, FCC

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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