Product comparison · 2 nas & storage servers

QNAP TS-459U-SP+ 4TB vs QNAP TS-859U-RP+ 8TB Ultrastar

44specifications compared
12differ
32identical
48known for one product only

Key differences

Total installed storage capacity
- TS-459U-SP+ 4TB:4 TB
- TS-859U-RP+ 8TB Ultrastar:8 TB
Number of storage drives supported
- TS-459U-SP+ 4TB:4
- TS-859U-RP+ 8TB Ultrastar:8
USB 2.0 ports quantity
- TS-459U-SP+ 4TB:5
- TS-859U-RP+ 8TB Ultrastar:4
Chassis type
- TS-459U-SP+ 4TB:Rack (1U)
- TS-859U-RP+ 8TB Ultrastar:Rack (2U)
LED indicators
- TS-459U-SP+ 4TB:LAN, USB
- TS-859U-RP+ 8TB Ultrastar:LAN
Power supply unit (PSU) capacity
- TS-459U-SP+ 4TB:150 W
- TS-859U-RP+ 8TB Ultrastar:300 W
Power consumption (typical)
- TS-459U-SP+ 4TB:62 W
- TS-859U-RP+ 8TB Ultrastar:73 W
Power consumption (sleep)
- TS-459U-SP+ 4TB:40 W
- TS-859U-RP+ 8TB Ultrastar:46 W

Side by side

Differences highlightedShow differences only

Comparison of TS-459U-SP+ 4TB, TS-859U-RP+ 8TB Ultrastar
92 specifications	A QNAP TS-459U-SP+ 4TB View product	B QNAP TS-859U-RP+ 8TB Ultrastar View product
Storage2 differ
Total installed storage capacityDiffers	4 TB	8 TB
Number of storage drives supportedDiffers	4	8
Storage drive capacity	1 TB	1 TB
Storage drive interface	Serial ATA, Serial ATA II	Serial ATA, Serial ATA II
Storage drive size	3.5"	3.5"
RAID levels	0, 1, 5, JBOD	0, 1, 5, JBOD
Supported file systems	EXT3, EXT4, FAT32, HFS+, NTFS	EXT3, EXT4, FAT32, HFS+, NTFS
Number of storage drives installedKnown for one	Unknown — not stated by the source	8
Processoridentical
Processor manufacturerKnown for one	Intel	Unknown — not stated by the source
Processor family	Intel Atom®	Intel Atom®
Processor modelKnown for one	D525	Unknown — not stated by the source
Processor frequency	1.8 GHz	1.8 GHz
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
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 installed	1	1
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 memory	1 GB	1 GB
Flash memory	512 MB	512 MB
Networkidentical
Wi-Fi	No	No
DHCP client	Yes	Yes
DHCP server	Yes	Yes
Jumbo frames support	Yes	Yes
iSCSI support	Yes	Yes
Compliance industry standardsKnown for one	IEEE 802.3ad	Unknown — not stated by the source
Maximum data transfer rate	1000 Mbit/s	1000 Mbit/s
Supported network protocols	TCP/IP, CIFS/SMB, AFP (3.2), NFS (v3), FTP, HTTP, HTTPS, Telnet, SSH, iSCSI	TCP/IP, CIFS/SMB, AFP (3.2), NFS (v3), FTP, HTTP, HTTPS, Telnet, SSH, iSCSI
Ports & interfaces1 differ
Ethernet LAN (RJ-45) ports	2	2
USB 2.0 ports quantityDiffers	5	4
VGA (D-Sub) ports quantityKnown for one	1	Unknown — not stated by the source
eSATA	Yes	Yes
Design2 differ
Chassis typeDiffers	Rack (1U)	Rack (2U)
Number of fans	3 fan(s)	3 fan(s)
LED indicatorsDiffers	LAN, USB	LAN
Performance1 differ
Buzzer	Yes	Yes
Multilingual support	Yes	Yes
Number of users	4096 user(s)	4096 user(s)
Management protocols	SNMP	SNMP
Web-based management	Yes	Yes
On/off switch	Yes	Yes
Reset buttonKnown for one	Yes	Unknown — not stated by the source
Security algorithmsDiffers	128-bit AES, HTTPS, SSH, SSL/TLS	256-bit AES, HTTPS, SSH, SSL/TLS
Softwareidentical
Operating system installed	Linux	Linux
Power3 differ
Power supply unit (PSU) capacityDiffers	150 W	300 W
Number of power supply unitsKnown for one	1	Unknown — not stated by the source
Power consumption (typical)Differs	62 W	73 W
Power consumption (sleep)Differs	40 W	46 W
Weight & dimensionsidentical
WeightKnown for one	7.63 kg	Unknown — not stated by the source
Package weightKnown for one	12.1 kg	Unknown — not stated by the source
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)Known for one	0 - 40 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	0 - 95%	Unknown — not stated by the source
Other features3 differ
Compatible operating systems	Microsoft Windows 2000, XP, Vista (32/ 64 bit), Windows 7 (32/ 64 bit), Server 2003/ 2008, Apple Mac OS X, Linux / Unix	Microsoft Windows 2000, XP, Vista (32/ 64 bit), Windows 7 (32/ 64 bit), Server 2003/ 2008, Apple Mac OS X, Linux / Unix
Dimensions (WxDxH)Differs	439 x 499 x 44 mm	482.6 x 531.5 x 88.9 mm
FanDiffers	40 mm	80 mm
Link/Act LED	Yes	Yes
Minimum system requirements	Internet Explorer 7 / 8, Firefox 3, Safari 3 / 4, Google Chrome	Internet Explorer 7 / 8, Firefox 3, Safari 3 / 4, Google Chrome
Networking features	Gigabit Ethernet	Gigabit Ethernet
Power requirementsDiffers	100-240 V, 50-60Hz	100-240V AC, 47-63Hz
Processor ARK IDKnown for one	49490	Unknown — not stated by the source
Connectivity LEDs	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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