Product comparison · 2 nas & storage servers

Buffalo LinkStation 520 NAS Realtek RTD1195N vs Buffalo TeraStation 4400 4 x 3TB WD Red

43specifications compared
23differ
20identical
58known for one product only

Key differences

Storage drives installed
- LinkStation 520 NAS Realtek RTD1195N:Yes
- TeraStation 4400 4 x 3TB WD Red:No
Total installed storage capacity
- LinkStation 520 NAS Realtek RTD1195N:4 TB
- TeraStation 4400 4 x 3TB WD Red:12 TB
Number of storage drives installed
- LinkStation 520 NAS Realtek RTD1195N:2
- TeraStation 4400 4 x 3TB WD Red:4
Number of storage drives supported
- LinkStation 520 NAS Realtek RTD1195N:2
- TeraStation 4400 4 x 3TB WD Red:4
Storage drive capacity
- LinkStation 520 NAS Realtek RTD1195N:2 TB
- TeraStation 4400 4 x 3TB WD Red:3 TB
Storage drive interface
- LinkStation 520 NAS Realtek RTD1195N:Serial ATA
- TeraStation 4400 4 x 3TB WD Red:Serial ATA II
Maximum supported storage capacity
- LinkStation 520 NAS Realtek RTD1195N:8 TB
- TeraStation 4400 4 x 3TB WD Red:16 TB
RAID levels
- LinkStation 520 NAS Realtek RTD1195N:1
- TeraStation 4400 4 x 3TB WD Red:1, 5, 6, 10, JBOD

Side by side

Differences highlightedShow differences only

Comparison of 520, TeraStation 4400 4 x 3TB WD Red
101 specifications	A Buffalo LinkStation 520 NAS Realtek RTD1195N Model 520 View product	B Buffalo TeraStation 4400 4 x 3TB WD Red View product
Storage8 differ
Storage drives installedDiffers	Yes	No
Total installed storage capacityDiffers	4 TB	12 TB
Number of storage drives installedDiffers	2	4
Number of storage drives supportedDiffers	2	4
Installed storage drive type	HDD	HDD
Supported storage drive types	HDD	HDD
Storage drive capacityDiffers	2 TB	3 TB
Storage drive interfaceDiffers	Serial ATA	Serial ATA II
Maximum supported storage capacityDiffers	8 TB	16 TB
RAID support	Yes	Yes
RAID levelsDiffers	1	1, 5, 6, 10, JBOD
Hot-swap drive baysKnown for one	Unknown — not stated by the source	Yes
Storage drive sizeKnown for one	3.5"	Unknown — not stated by the source
Processor3 differ
Processor manufacturerKnown for one	Unknown — not stated by the source	Intel
Processor familyDiffers	Realtek	Intel Atom®
Processor modelDiffers	RTD1195N	D2550
Processor frequencyDiffers	1 GHz	1.86 GHz
Processor cores	2	2
Processor threadsKnown for one	Unknown — not stated by the source	4
Processor cacheKnown for one	Unknown — not stated by the source	1 MB
L2 cacheKnown for one	Unknown — not stated by the source	1 MB
Bus typeKnown for one	Unknown — not stated by the source	DMI
ECC supported by processorKnown for one	Unknown — not stated by the source	No
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	36 bit
Processor cache typeKnown for one	Unknown — not stated by the source	L2
Processor codeKnown for one	Unknown — not stated by the source	SR0VY
Processor codenameKnown for one	Unknown — not stated by the source	Cedarview
Processor lithographyKnown for one	Unknown — not stated by the source	32 nm
Processor operating modesKnown for one	Unknown — not stated by the source	64-bit
Processor package sizeKnown for one	Unknown — not stated by the source	22 X 22 mm
Processor socketKnown for one	Unknown — not stated by the source	BGA 559
SteppingKnown for one	Unknown — not stated by the source	B3
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	10 W
TjunctionKnown for one	Unknown — not stated by the source	100 C
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	4 GB
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	6.4 GB/s
Conflict-Free processorKnown for one	Unknown — not stated by the source	No
Memory1 differ
Internal memoryDiffers	0.25 GB	2 GB
Internal memory type	DDR3	DDR3
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Wi-Fi	No	No
DHCP clientKnown for one	Unknown — not stated by the source	No
DHCP serverKnown for one	Unknown — not stated by the source	No
iSCSI supportKnown for one	Unknown — not stated by the source	Yes
Supported network protocols	TCP/IP	TCP/IP
Data link protocolsKnown for one	CIFS/SMB, AFP, FTP	Unknown — not stated by the source
Ports & interfaces3 differ
Ethernet LAN (RJ-45) portsDiffers	1	2
USB 2.0 ports quantityDiffers	0	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	2
Fiber ports quantity	0	0
Serial ports quantityKnown for one	Unknown — not stated by the source	1
USB portKnown for one	Yes	Unknown — not stated by the source
Graphicsidentical
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	640 MHz
Number of displays supported (on-board graphics)Known for one	Unknown — not stated by the source	2
Design1 differ
Chassis typeKnown for one	Unknown — not stated by the source	Mini Tower
Cooling type	Active	Active
Product colour	Black	Black
Built-in displayDiffers	No	Yes
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Performance1 differ
Type	NAS	NAS
Device classDiffers	Home & Home Office	Small & Medium Business
Backup function	Yes	Yes
Web-based managementKnown for one	Unknown — not stated by the source	Yes
Built-in BitTorrent client	Yes	Yes
Powerful backup NovaBACKUP Professional	Yes	Yes
Management protocolsKnown for one	HTTP	Unknown — not stated by the source
Software2 differ
Windows operating systems supportedDiffers	Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 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, Win	Yes
Mac operating systems supportedDiffers	Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks	Yes
Power1 differ
Power supply locationDiffers	External	Built-in
Power consumption (typical)Known for one	Unknown — not stated by the source	86 W
AC input voltage	100-240 V	100-240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Number of power supply unitsKnown for one	1	Unknown — not stated by the source
Power consumption (max)Known for one	17.8 W	Unknown — not stated by the source
Power consumption (sleep)Known for one	0.6 W	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	87 mm	300 mm
DepthDiffers	205 mm	230 mm
HeightDiffers	126 mm	215 mm
WeightKnown for one	2.5 kg	Unknown — not stated by the source
Processor special featuresidentical
Embedded options availableKnown for one	Unknown — not stated by the source	Yes
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	No
Intel 64Known for one	Unknown — not stated by the source	Yes
Intel Dual Display Capable TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	No
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	No
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	No
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	4
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Memory channels supported by processorKnown for one	Unknown — not stated by the source	Single
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Operational conditionsidentical
Operating temperature (T-T)	5 - 35 °C	5 - 35 °C
Operating relative humidity (H-H)Known for one	20 - 80%	Unknown — not stated by the source
Other featuresidentical
Digital Living Network Alliance (DLNA) certified	Yes	Yes
Processor ARK IDKnown for one	Unknown — not stated by the source	65470
Power managementKnown for one	Yes	Unknown — not stated by the source
Packaging contentidentical
External power adapterKnown for one	Yes	Unknown — not stated by the source
Cables includedKnown for one	AC, LAN (RJ-45)	Unknown — not stated by the source
Quick installation guideKnown for one	Yes	Unknown — not stated by the source

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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