Product comparison · 2 nas & storage servers

QNAP TS-259 PRO+ vs Zyxel NSA221-3T 3 TB

22specifications compared
13differ
9identical
69known for one product only

Key differences

Total installed storage capacity
- TS-259 PRO+:0 TB
- NSA221-3T 3 TB:3 TB
Number of storage drives installed
- TS-259 PRO+:0
- NSA221-3T 3 TB:2
Storage drive interface
- TS-259 PRO+:Serial ATA
- NSA221-3T 3 TB:Serial ATA, Serial ATA II
Storage drive size
- TS-259 PRO+:2.5/3.5"
- NSA221-3T 3 TB:3.5"
Maximum supported storage capacity
- TS-259 PRO+:6 TB
- NSA221-3T 3 TB:4 TB
Ethernet LAN (RJ-45) ports
- TS-259 PRO+:2
- NSA221-3T 3 TB:1
USB 2.0 ports quantity
- TS-259 PRO+:5
- NSA221-3T 3 TB:3
Weight
- TS-259 PRO+:1.74 kg
- NSA221-3T 3 TB:1.06 kg

Side by side

Differences highlightedShow differences only

Comparison of TS-259 PRO+, NSA221-3T
91 specifications	A QNAP TS-259 PRO+View product	B Zyxel NSA221-3T 3 TB Model NSA221-3T View product
Storage6 differ
Total installed storage capacityDiffers	0 TB	3 TB
Number of storage drives installedDiffers	0	2
Number of storage drives supportedKnown for one	2	Unknown — not stated by the source
Storage drive interfaceDiffers	Serial ATA	Serial ATA, Serial ATA II
Storage drive sizeDiffers	2.5/3.5"	3.5"
Maximum supported storage capacityDiffers	6 TB	4 TB
Hot-swap drive baysKnown for one	Yes	Unknown — not stated by the source
Supported file systemsDiffers	ext3, ext4, FAT32, HFS+, NTFS	XFS
Storage drive capacityKnown for one	Unknown — not stated by the source	1.5 TB
RAID levelsKnown for one	Unknown — not stated by the source	0, 1, JBOD
Processoridentical
Processor manufacturerKnown for one	Intel	Unknown — not stated by the source
Processor familyKnown for one	Intel Atom®	Unknown — not stated by the source
Processor modelKnown for one	D525	Unknown — not stated by the source
Processor frequencyKnown for one	1.8 GHz	Unknown — not stated by the source
Processor coresKnown for one	2	Unknown — not stated by the source
Processor threadsKnown for one	4	Unknown — not stated by the source
Processor cacheKnown for one	1 MB	Unknown — not stated by the source
L2 cacheKnown for one	1 MB	Unknown — not stated by the source
Bus typeKnown for one	DMI	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Number of processors installedKnown for one	1	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	32 bit	Unknown — not stated by the source
Processing Die sizeKnown for one	87 mm²	Unknown — not stated by the source
Processor cache typeKnown for one	L2	Unknown — not stated by the source
Processor codeKnown for one	SLBXC	Unknown — not stated by the source
Processor codenameKnown for one	Pineview	Unknown — not stated by the source
Processor lithographyKnown for one	45 nm	Unknown — not stated by the source
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
Processor package sizeKnown for one	22 x 22 mm	Unknown — not stated by the source
Processor socketKnown for one	BGA 559	Unknown — not stated by the source
SteppingKnown for one	B0	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	13 W	Unknown — not stated by the source
TjunctionKnown for one	100 °C	Unknown — not stated by the source
Maximum internal memory supported by processorKnown for one	4 GB	Unknown — not stated by the source
Memory bandwidth supported by processor (max)Known for one	6.4 GB/s	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Memoryidentical
Internal memoryKnown for one	1 GB	Unknown — not stated by the source
Flash memoryKnown for one	512 MB	Unknown — not stated by the source
Network1 differ
DHCP client	Yes	Yes
DHCP serverKnown for one	Yes	Unknown — not stated by the source
Jumbo frames support	Yes	Yes
iSCSI supportKnown for one	Yes	Unknown — not stated by the source
Cabling technology	10/100/1000BASE-T(X)	10/100/1000BASE-T(X)
Maximum data transfer rateKnown for one	1000 Mbit/s	Unknown — not stated by the source
Supported network protocolsDiffers	AFP, FTP, HTTP, HTTPS, Telnet, SMTP, TCP/IP, IPv4, IPv6	TCP/IP, CIFS/SMB, NFS, FTP, HTTP, PPPoE, NTP
Ports & interfaces2 differ
Ethernet LAN (RJ-45) portsDiffers	2	1
USB 2.0 ports quantityDiffers	5	3
VGA (D-Sub) ports quantityKnown for one	1	Unknown — not stated by the source
eSATA ports quantityKnown for one	2	Unknown — not stated by the source
Designidentical
Number of fansKnown for one	1 fan(s)	Unknown — not stated by the source
LED indicatorsKnown for one	HDD, LAN, Power, Status	Unknown — not stated by the source
Performanceidentical
Buzzer	Yes	Yes
Management protocolsKnown for one	SNMP	Unknown — not stated by the source
Web-based managementKnown for one	Yes	Unknown — not stated by the source
Access Control List (ACL)Known for one	Yes	Unknown — not stated by the source
On/off switch	Yes	Yes
Reset button	Yes	Yes
Security algorithmsKnown for one	256-bit AES, HTTPS, SSH, SSL/TLS	Unknown — not stated by the source
Softwareidentical
Operating system installedKnown for one	Linux	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	25 W	Unknown — not stated by the source
Power consumption (sleep)Known for one	16 W	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	1.74 kg	1.06 kg
Package weightKnown for one	Unknown — not stated by the source	1.53 kg
Processor special featuresidentical
Embedded options availableKnown for one	Yes	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for one	No	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	No	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	No	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	No	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	No	Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one	176 M	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	No	Unknown — not stated by the source
Memory channels supported by processorKnown for one	Single	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Operating relative humidity (H-H)	0 - 95%	0 - 95%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	0 - 95%
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-30 - 40 °C
Other features3 differ
Compatible operating systemsDiffers	Windows 2000/XP/Vista/7/Server 2003/2008 Apple Mac OS X Linux Unix	Windows XP/Vista/7
Dimensions (WxDxH)Differs	102 x 216 x 150 mm	108 x 205 x 147 mm
FanKnown for one	1x 70mm	Unknown — not stated by the source
Networking features	Gigabit Ethernet	Gigabit Ethernet
Power requirementsDiffers	100-240V AC, 50-60 Hz	AC 100 - 240V
Processor ARK IDKnown for one	49490	Unknown — not stated by the source
Package dimensions (WxDxH)Known for one	Unknown — not stated by the source	280 x 173 x 210 mm
CertificationKnown for one	Unknown — not stated by the source	UPnP, CE, FCC B, C-Tick, BSMI, CE LVD

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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