Product comparison · 2 nas & storage servers

Buffalo TeraStation 4200D + 2 x ST4000VX002 vs D-Link DNS-1550-04 + 4X ST2000VN001

71specifications compared
26differ
45identical
41known for one product only

Key differences

Number of storage drives installed
- TeraStation 4200D + 2 x ST4000VX002:2
- DNS-1550-04 + 4X ST2000VN001:4
Number of storage drives supported
- TeraStation 4200D + 2 x ST4000VX002:2
- DNS-1550-04 + 4X ST2000VN001:4
Storage drive capacity
- TeraStation 4200D + 2 x ST4000VX002:4 TB
- DNS-1550-04 + 4X ST2000VN001:2 TB
RAID levels
- TeraStation 4200D + 2 x ST4000VX002:0, 1, JBOD
- DNS-1550-04 + 4X ST2000VN001:0, 1, 5, 6, 10, JBOD
Processor model
- TeraStation 4200D + 2 x ST4000VX002:D2550
- DNS-1550-04 + 4X ST2000VN001:D525
Processor frequency
- TeraStation 4200D + 2 x ST4000VX002:1.86 GHz
- DNS-1550-04 + 4X ST2000VN001:1.8 GHz
Physical Address Extension (PAE)
- TeraStation 4200D + 2 x ST4000VX002:36 bit
- DNS-1550-04 + 4X ST2000VN001:32 bit
Processor code
- TeraStation 4200D + 2 x ST4000VX002:SR0VY
- DNS-1550-04 + 4X ST2000VN001:SLBXC

Side by side

Differences highlightedShow differences only

Comparison of TeraStation 4200D + 2 x ST4000VX002, DNS-1550-04 + 4X ST2000VN001
112 specifications	A Buffalo TeraStation 4200D + 2 x ST4000VX002 View product	B D-Link DNS-1550-04 + 4X ST2000VN001 View product
Storage4 differ
Storage drives installed	Yes	Yes
Total installed storage capacity	8 TB	8 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	4 TB	2 TB
Storage drive interface	Serial ATA II	Serial ATA II
Storage drive size	3.5"	3.5"
Maximum supported storage capacityKnown for one	8 TB	Unknown — not stated by the source
RAID support	Yes	Yes
RAID levelsDiffers	0, 1, JBOD	0, 1, 5, 6, 10, JBOD
Hot-swap drive baysKnown for one	Yes	Unknown — not stated by the source
Processor9 differ
Processor manufacturer	Intel	Intel
Processor family	Intel Atom®	Intel Atom®
Processor modelDiffers	D2550	D525
Processor frequencyDiffers	1.86 GHz	1.8 GHz
Processor cores	2	2
Processor threads	4	4
Processor cache	1 MB	1 MB
L2 cache	1 MB	1 MB
Bus type	DMI	DMI
ECC supported by processor	No	No
Physical Address Extension (PAE)Differs	36 bit	32 bit
Processor cache type	L2	L2
Processor codeDiffers	SR0VY	SLBXC
Processor codenameDiffers	Cedarview	Pineview
Processor lithographyDiffers	32 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor package size	22 X 22 mm	22 x 22 mm
Processor socket	BGA 559	BGA 559
SteppingDiffers	B3	B0
Thermal Design Power (TDP)Differs	10 W	13 W
TjunctionDiffers	100 C	100 °C
Maximum internal memory supported by processor	4 GB	4 GB
Memory bandwidth supported by processor (max)	6.4 GB/s	6.4 GB/s
Conflict-Free processor	No	No
Processing Die sizeKnown for one	Unknown — not stated by the source	87 mm²
Memory1 differ
Internal memory	2 GB	2 GB
Internal memory typeDiffers	DDR3	DDR2
Flash memoryKnown for one	Unknown — not stated by the source	256 MB
Network2 differ
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	No	Unknown — not stated by the source
DHCP serverDiffers	No	Yes
iSCSI support	Yes	Yes
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Supported network protocolsDiffers	TCP/IP, SNMP	DHCP, TCP/IP, iSCSI, HTTP/HTTPS, IPv6, SSH, SMB/CIFS, NFS, FTP, SNMP
Ports & interfaces2 differ
Ethernet LAN (RJ-45) ports	2	2
USB 2.0 ports quantityDiffers	2	5
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	0
Fiber ports quantity	0	0
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Graphicsidentical
On-board graphics card base frequencyKnown for one	640 MHz	Unknown — not stated by the source
Number of displays supported (on-board graphics)Known for one	2	Unknown — not stated by the source
Design1 differ
Chassis typeDiffers	Mini Tower	Rack (1U)
Cooling type	Active	Active
Product colour	Black	Black
Number of fansKnown for one	1 fan(s)	Unknown — not stated by the source
Built-in displayKnown for one	Yes	Unknown — not stated by the source
Performanceidentical
Type	NAS	NAS
Device classKnown for one	Small & Medium Business	Unknown — not stated by the source
Backup function	Yes	Yes
Management protocolsKnown for one	HTTP/HTTPS	Unknown — not stated by the source
Web-based management	Yes	Yes
Powerful backup NovaBACKUP ProfessionalKnown for one	Yes	Unknown — not stated by the source
Backup featuresKnown for one	Unknown — not stated by the source	Cloud, iSCSI LUN
Multilingual supportKnown for one	Unknown — not stated by the source	Yes
Software2 differ
Operating system installedKnown for one	Linux	Unknown — not stated by the source
Windows operating systems supportedDiffers	Windows 2000, Windows 2000 Professional, 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, Windows 8	Yes
Linux operating systems supported	Yes	Yes
Mac operating systems supportedDiffers	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 Mavericks	Yes
Server operating systems supportedKnown for one	Windows 2000 Server, Windows Server 2003, Windows Server 2003 R2, Windows Server 2003 x64, Windows Server 2008, Windows Server 2008 R2, Windows Server 2008 R2 x64, Windows Server 2008 x64	Unknown — not stated by the source
Poweridentical
Power supply location	Built-in	Built-in
Power consumption (typical)Known for one	86 W	Unknown — not stated by the source
AC input voltageKnown for one	100-240 V	Unknown — not stated by the source
AC input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Power supply unit (PSU) capacityKnown for one	Unknown — not stated by the source	226 W
Number of power supply unitsKnown for one	Unknown — not stated by the source	2
Redundant power supply (RPS) supportKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions3 differ
WidthDiffers	170 mm	429 mm
DepthDiffers	230 mm	442 mm
HeightDiffers	170 mm	44 mm
WeightKnown for one	3.15 kg	Unknown — not stated by the source
Packaging contentidentical
External power adapterKnown for one	No	Unknown — not stated by the source
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Processor special featuresidentical
Embedded options available	Yes	Yes
Enhanced Intel SpeedStep Technology	No	No
Intel 64	Yes	Yes
Intel Dual Display Capable TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)	No	No
Intel Virtualization Technology for Directed I/O (VT-d)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Turbo Boost Technology	No	No
Maximum number of PCI Express lanesKnown for one	4	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	Yes	Unknown — not stated by the source
Memory channels supported by processor	Single	Single
Memory types supported by processorKnown for one	DDR3-SDRAM	Unknown — not stated by the source
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Idle StatesKnown for one	Unknown — not stated by the source	No
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	No
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	No
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	No
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	176 M
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	No
Operational conditions1 differ
Operating temperature (T-T)	5 - 35 °C	5 - 35 °C
Operating relative humidity (H-H)Differs	20 - 80%	10 - 85%
Other features1 differ
Digital Living Network Alliance (DLNA) certifiedKnown for one	Yes	Unknown — not stated by the source
Processor ARK IDDiffers	65470	49490
CertificationKnown for one	Unknown — not stated by the source	BSMI, C-Tick, CE, FCC, UK, VCCI

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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