Product comparison · 2 nas & storage servers

QNAP TS-459 Pro+ vs Zyxel NSA221-3T 3 TB

23specifications compared
13differ
10identical
81known for one product only

Key differences

Total installed storage capacity
- TS-459 Pro+:0 TB
- NSA221-3T 3 TB:3 TB
Storage drive capacity
- TS-459 Pro+:0 GB
- NSA221-3T 3 TB:1.5 TB
Storage drive interface
- TS-459 Pro+:Serial ATA
- NSA221-3T 3 TB:Serial ATA, Serial ATA II
Maximum supported storage capacity
- TS-459 Pro+:8 TB
- NSA221-3T 3 TB:4 TB
RAID levels
- TS-459 Pro+:0, 1, 5, 6
- NSA221-3T 3 TB:0, 1, JBOD
Ethernet LAN (RJ-45) ports
- TS-459 Pro+:2
- NSA221-3T 3 TB:1
USB 2.0 ports quantity
- TS-459 Pro+:5
- NSA221-3T 3 TB:3
Weight
- TS-459 Pro+:3.65 kg
- NSA221-3T 3 TB:1.06 kg

Side by side

Differences highlightedShow differences only

Comparison of TS-459 Pro+, NSA221-3T
104 specifications	A QNAP TS-459 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 supportedKnown for one	4	Unknown — not stated by the source
Storage drive capacityDiffers	0 GB	1.5 TB
Storage drive interfaceDiffers	Serial ATA	Serial ATA, Serial ATA II
Storage drive size	3.5"	3.5"
Maximum supported storage capacityDiffers	8 TB	4 TB
RAID levelsDiffers	0, 1, 5, 6	0, 1, JBOD
Hot-swap drive baysKnown for one	Yes	Unknown — not stated by the source
Supported file systemsDiffers	EXT3, EXT4, FAT32, HFS+, NTFS	XFS
Number of storage drives installedKnown for one	Unknown — not stated by the source	2
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
Compatible processor seriesKnown for one	Intel Atom®	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
Internal memory typeKnown for one	DDR2	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
Compliance industry standardsKnown for one	IEEE802.3, IEEE802.3u, IEEE802.3ab	Unknown — not stated by the source
Cabling technology	10/100/1000Base-T(X)	10/100/1000BASE-T(X)
Data link protocolsKnown for one	TCP/IP	Unknown — not stated by the source
Maximum data transfer rateKnown for one	1000 Mbit/s	Unknown — not stated by the source
Supported network protocolsDiffers	CIFS/SMB, AFP (3.2), NFS (v3), FTP, HTTP, HTTPS, Telnet, SSH, iSCSI	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
eSATAKnown for one	Yes	Unknown — not stated by the source
Designidentical
Chassis typeKnown for one	Tower	Unknown — not stated by the source
Number of fansKnown for one	1 fan(s)	Unknown — not stated by the source
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Display typeKnown for one	LCD	Unknown — not stated by the source
Performanceidentical
Buzzer	Yes	Yes
Multilingual supportKnown for one	Yes	Unknown — not stated by the source
Number of usersKnown for one	4096 user(s)	Unknown — not stated by the source
Noise levelKnown for one	36.8 dB	Unknown — not stated by the source
Management protocolsKnown for one	HTTP/HTTPS, DDNS, SNMP (v2,v3), UPS	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	HTTPS, SSH, SSL/TLS, WPA-AES	Unknown — not stated by the source
Softwareidentical
Operating system installedKnown for one	Linux	Unknown — not stated by the source
Poweridentical
Power supply unit (PSU) capacityKnown for one	250 W	Unknown — not stated by the source
Power consumption (typical)Known for one	35 W	Unknown — not stated by the source
Power consumption (sleep)Known for one	19 W	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	3.65 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/Server 2008 Mac Linux Unix	Windows XP/Vista/7
Dimensions (WxDxH)Differs	180 x 235 x 177 mm	108 x 205 x 147 mm
FanKnown for one	90mm, 12V DC	Unknown — not stated by the source
Link/Act LEDKnown for one	Yes	Unknown — not stated by the source
Networking features	Gigabit Ethernet	Gigabit Ethernet
Power requirementsDiffers	100-240V AC, 50/60Hz	AC 100 - 240V
Processor ARK IDKnown for one	49490	Unknown — not stated by the source
Connectivity LEDsKnown for one	Yes	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.

More nas & storage servers comparisons

All nas & storage servers comparisons