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Product comparison · 2 nas & storage servers

QNAP TS-439 Pro II+ 4TB vs QNAP TS-859 PRO+ 8TB

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  • 83specifications compared
  • 12differ
  • 71identical
  • 1known for one product only

Key differences

  • Total installed storage capacity
    • 4 TB
    • 8 TB
  • Number of storage drives supported
    • 4
    • 8
  • Storage drive interface
    • Serial ATA, Serial ATA II
    • Serial ATA
  • Wi-Fi
    • Yes
    • No
  • Number of fans
    • 1 fan(s)
    • 2 fan(s)
  • Noise level
    • 37.3 dB
    • 42 dB
  • Power consumption (typical)
    • 33 W
    • 67 W
  • Power consumption (sleep)
    • 23 W
    • 28 W

Side by side

Differences highlightedShow differences only
84 specifications
A

QNAP

TS-439 Pro II+ 4TBView product
B

QNAP

TS-859 PRO+ 8TBView product
Storage3 differ
Total installed storage capacityDiffers4 TB8 TB
Number of storage drives supportedDiffers48
Storage drive interfaceDiffersSerial ATA, Serial ATA IISerial ATA
Storage drive size3.5"3.5"
RAID levelsKnown for one0, 1, 5, 6, 10
Supported file systemsEXT3, EXT4, FAT32, HFS+, NTFSEXT3, EXT4, FAT32, HFS+, NTFS
Processoridentical
Processor manufacturerIntelIntel
Processor familyIntel Atom®Intel Atom®
Processor modelD525D525
Processor frequency1.8 GHz1.8 GHz
Processor cores22
Processor threads44
Processor cache1 MB1 MB
Bus typeDMIDMI
ECC supported by processorNoNo
Number of processors installed11
Physical Address Extension (PAE)32 bit32 bit
Processing Die size87 mm²87 mm²
Processor cache typeL2L2
Processor codeSLBXCSLBXC
Processor codenamePineviewPineview
Processor lithography45 nm45 nm
Processor operating modes64-bit64-bit
Processor package size22 x 22 mm22 x 22 mm
Processor socketBGA 559BGA 559
SteppingB0B0
Thermal Design Power (TDP)13 W13 W
Tjunction100 °C100 °C
Maximum internal memory supported by processor4 GB4 GB
Memory bandwidth supported by processor (max)6.4 GB/s6.4 GB/s
Conflict-Free processorNoNo
Memoryidentical
Internal memory1 GB1 GB
Flash memory512 MB512 MB
Network1 differ
Wi-FiDiffersYesNo
DHCP clientYesYes
DHCP serverYesYes
Jumbo frames supportYesYes
iSCSI supportYesYes
Cabling technology10/100/1000BASE-T(X)10/100/1000BASE-T(X)
Maximum data transfer rate1000 Mbit/s1000 Mbit/s
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports22
USB 2.0 ports quantity55
VGA (D-Sub) ports quantity11
eSATAYesYes
Design1 differ
Chassis typeTowerTower
Number of fansDiffers1 fan(s)2 fan(s)
LED indicatorseSATA, LAN, Power, Status, USBeSATA, LAN, Power, Status, USB
Display typeLCDLCD
Performance1 differ
BuzzerYesYes
Number of users4096 user(s)4096 user(s)
Noise levelDiffers37.3 dB42 dB
Management protocolsSNMPSNMP
Web-based managementYesYes
On/off switchYesYes
Reset buttonYesYes
Security algorithmsHTTPS, SSH, SSL/TLSHTTPS, SSH, SSL/TLS
Power3 differ
Power consumption (typical)Differs33 W67 W
Power consumption (sleep)Differs23 W28 W
Output powerDiffers250 W350 W
Weight & dimensions1 differ
WeightDiffers3.65 kg7.3 kg
Processor special featuresidentical
Embedded options availableYesYes
Enhanced Intel SpeedStep TechnologyNoNo
Execute Disable BitYesYes
Idle StatesNoNo
Intel 64YesYes
Intel Demand Based SwitchingNoNo
Intel Enhanced Halt StateNoNo
Intel Trusted Execution TechnologyNoNo
Intel Virtualization Technology (VT-x)NoNo
Intel Virtualization Technology for Directed I/O (VT-d)NoNo
Intel® AES New Instructions (Intel® AES-NI)NoNo
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Turbo Boost TechnologyNoNo
Number of Processing Die Transistors176 M176 M
Thermal Monitoring TechnologiesNoNo
Memory channels supported by processorSingleSingle
Operational conditionsidentical
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Relative humidity0 - 95%0 - 95%
Other features2 differ
Compatible operating systemsWindows 2000, XP, Vista (32/ 64 bit), Windows 7 (32/ 64 bit), Server 2003/ 2008 Mac OS X Linux & UnixWindows 2000, XP, Vista (32/ 64 bit), Windows 7 (32/ 64 bit), Server 2003/ 2008 Mac OS X Linux & Unix
Dimensions (WxDxH)Differs180 x 235 x 177 mm298.2 x 235.4 x 185.2 mm
FanDiffers90 mm120 mm
Networking featuresGigabit EthernetGigabit Ethernet
Power requirements100 - 240 V, 50/60 Hz100 - 240 V, 50/60 Hz
Processor ARK ID4949049490

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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