Product comparison · 2 nas & storage servers

QNAP TS-470U-SP + 1X 0S03678 vs QNAP TS-851 + 8X ST4000VN0001

63specifications compared
22differ
41identical
12known for one product only

Key differences

Total installed storage capacity
- TS-470U-SP + 1X 0S03678:16 TB
- TS-851 + 8X ST4000VN0001:32 TB
Number of storage drives installed
- TS-470U-SP + 1X 0S03678:4
- TS-851 + 8X ST4000VN0001:8
Number of storage drives supported
- TS-470U-SP + 1X 0S03678:4
- TS-851 + 8X ST4000VN0001:8
RAID levels
- TS-470U-SP + 1X 0S03678:0, 1, 5, 6, 10
- TS-851 + 8X ST4000VN0001:0, 1, 5, 6, 10, JBOD
Processor frequency
- TS-470U-SP + 1X 0S03678:2.7 GHz
- TS-851 + 8X ST4000VN0001:2.41 GHz
Internal memory
- TS-470U-SP + 1X 0S03678:2 GB
- TS-851 + 8X ST4000VN0001:1 GB
Internal memory type
- TS-470U-SP + 1X 0S03678:DDR3
- TS-851 + 8X ST4000VN0001:DDR3L
Maximum RAM supported
- TS-470U-SP + 1X 0S03678:16 GB
- TS-851 + 8X ST4000VN0001:8 GB

Side by side

Differences highlightedShow differences only

Comparison of TS-470U-SP + 1X 0S03678, TS-851 + 8X ST4000VN0001
75 specifications	A QNAP TS-470U-SP + 1X 0S03678 View product	B QNAP TS-851 + 8X ST4000VN0001 View product
Storage4 differ
Total installed storage capacityDiffers	16 TB	32 TB
Number of storage drives installedDiffers	4	8
Number of storage drives supportedDiffers	4	8
RAID levelsDiffers	0, 1, 5, 6, 10	0, 1, 5, 6, 10, JBOD
Processor1 differ
Processor frequencyDiffers	2.7 GHz	2.41 GHz
Memory3 differ
Internal memoryDiffers	2 GB	1 GB
Internal memory typeDiffers	DDR3	DDR3L
Maximum RAM supportedDiffers	16 GB	8 GB
Network1 differ
Supported network protocolsDiffers	CIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, and SMSC	CIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSC
Ports & interfaces3 differ
Ethernet LAN (RJ-45) portsDiffers	4	2
USB 2.0 ports quantityDiffers	5	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	4	3
Design3 differ
Chassis typeDiffers	Rack (1U)	Tower
Product colourDiffers	Black, Grey	Black
Fan diameterDiffers	4 cm	12 cm
Performance1 differ
Device classDiffers	Small & Medium Business	Home & Home Office
Backup featuresKnown for one	Cloud, iSCSI LUN	Unknown — not stated by the source
BuzzerKnown for one	Yes	Unknown — not stated by the source
Multilingual supportKnown for one	Yes	Unknown — not stated by the source
Management protocolsKnown for one	Unknown — not stated by the source	SNMP, Telnet
Security algorithmsKnown for one	Unknown — not stated by the source	FIPS 140-2, HTTPS, SSH, SSL/TLS
Software1 differ
Operating system installedDiffers	Linux	QNAP Turbo System
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Mac operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Operating system versionKnown for one	Unknown — not stated by the source	4.1
Power2 differ
Power supply unit (PSU) capacityDiffers	250 W	350 W
Number of power supply unitsDiffers	2	1
Redundant power supply (RPS) supportKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	439 mm	298.2 mm
DepthDiffers	499 mm	235.4 mm
HeightDiffers	44 mm	185.2 mm
Packaging contentidentical
Quick installation guideKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Digital Living Network Alliance (DLNA) certifiedKnown for one	Unknown — not stated by the source	Yes

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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