Product comparison · 2 nas & storage servers

QNAP TS-851 + 8X ST2000NC000 vs QNAP TS-851 + 8X ST3000NC000

68specifications compared
2differ
66identical
0known for one product only

Key differences

Total installed storage capacity
- TS-851 + 8X ST2000NC000:16 TB
- TS-851 + 8X ST3000NC000:24 TB
Storage drive capacity
- TS-851 + 8X ST2000NC000:2 TB
- TS-851 + 8X ST3000NC000:3 TB

Side by side

Differences highlightedShow differences only

Comparison of TS-851 + 8X ST2000NC000, TS-851 + 8X ST3000NC000
68 specifications	A QNAP TS-851 + 8X ST2000NC000 View product	B QNAP TS-851 + 8X ST3000NC000 View product
Storage2 differ
Storage drives installed	Yes	Yes
Total installed storage capacityDiffers	16 TB	24 TB
Number of storage drives installed	8	8
Number of storage drives supported	8	8
Installed storage drive type	HDD	HDD
Supported storage drive types	HDD & SSD	HDD & SSD
Storage drive capacityDiffers	2 TB	3 TB
Storage drive interface	Serial ATA II, Serial ATA III	Serial ATA II, Serial ATA III
Storage drive size	2.5/3.5"	2.5/3.5"
RAID support	Yes	Yes
RAID levels	0, 1, 5, 6, 10, JBOD	0, 1, 5, 6, 10, JBOD
Hot-swap drive bays	Yes	Yes
Supported file systems	ext3, ext4, FAT32, HFS+, NTFS	ext3, ext4, FAT32, HFS+, NTFS
Processoridentical
Processor family	Intel® Celeron®	Intel® Celeron®
Processor frequency	2.41 GHz	2.41 GHz
Processor cores	2	2
Memoryidentical
Internal memory	1 GB	1 GB
Internal memory type	DDR3L	DDR3L
Maximum RAM supported	8 GB	8 GB
Memory slots	2	2
Flash memory	512 MB	512 MB
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Wi-Fi	No	No
DHCP client	Yes	Yes
DHCP server	Yes	Yes
Jumbo frames support	Yes	Yes
iSCSI support	Yes	Yes
Wake-on-LAN ready	Yes	Yes
Supported network protocols	CIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSC	CIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSC
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports	2	2
USB 2.0 ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	3	3
Fiber ports quantity	0	0
HDMI ports quantity	1	1
Designidentical
Chassis type	Tower	Tower
Cooling type	Active	Active
Product colour	Black	Black
Number of fans	2 fan(s)	2 fan(s)
Fan diameter	12 cm	12 cm
LED indicators	Yes	Yes
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Performanceidentical
Type	NAS	NAS
Device class	Home & Home Office	Home & Home Office
Backup function	Yes	Yes
Management protocols	SNMP, Telnet	SNMP, Telnet
Web-based management	Yes	Yes
Access Control List (ACL)	Yes	Yes
On/off switch	Yes	Yes
Reset button	Yes	Yes
Security algorithms	FIPS 140-2, HTTPS, SSH, SSL/TLS	FIPS 140-2, HTTPS, SSH, SSL/TLS
Softwareidentical
Operating system installed	QNAP Turbo System	QNAP Turbo System
Operating system version	4.1	4.1
Poweridentical
Power supply location	Built-in	Built-in
Power supply unit (PSU) capacity	350 W	350 W
Number of power supply units	1	1
AC input voltage	100-240 V	100-240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Fan voltage	12 V	12 V
Weight & dimensionsidentical
Width	298.2 mm	298.2 mm
Depth	235.4 mm	235.4 mm
Height	185.2 mm	185.2 mm
Packaging contentidentical
Cables included	AC, LAN (RJ-45)	AC, LAN (RJ-45)
Quick installation guide	Yes	Yes
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Operating relative humidity (H-H)	5 - 95%	5 - 95%
Other featuresidentical
Digital Living Network Alliance (DLNA) certified	Yes	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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