Product comparison · 2 nas & storage servers

QNAP TS-851 + 8X ST2000NC000 vs QNAP TS-870 PRO + 8X ST2000NC000

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  • 60specifications compared
  • 10differ
  • 50identical
  • 85known for one product only

Key differences

  • Processor family
    • TS-851 + 8X ST2000NC000:Intel® Celeron®
    • TS-870 PRO + 8X ST2000NC000:Intel® Core™ i3
  • Processor frequency
    • TS-851 + 8X ST2000NC000:2.41 GHz
    • TS-870 PRO + 8X ST2000NC000:3.3 GHz
  • Internal memory
    • TS-851 + 8X ST2000NC000:1 GB
    • TS-870 PRO + 8X ST2000NC000:2 GB
  • Internal memory type
    • TS-851 + 8X ST2000NC000:DDR3L
    • TS-870 PRO + 8X ST2000NC000:DDR3
  • LED indicators
    • TS-851 + 8X ST2000NC000:Yes
    • TS-870 PRO + 8X ST2000NC000:eSATA, HDD, LAN, Status, USB
  • Device class
    • TS-851 + 8X ST2000NC000:Home & Home Office
    • TS-870 PRO + 8X ST2000NC000:Small & Medium Business
  • Operating system installed
    • TS-851 + 8X ST2000NC000:QNAP Turbo System
    • TS-870 PRO + 8X ST2000NC000:Linux

Side by side

Differences highlightedShow differences only (off)
Comparison of TS-851 + 8X ST2000NC000, TS-870 PRO + 8X ST2000NC000
145 specifications
Storage1 differ
Storage drives installedYesYes
Total installed storage capacity16 TB16 TB
Number of storage drives installed88
Number of storage drives supported88
Installed storage drive typeHDDHDD
Supported storage drive typesHDD & SSDHDD & SSD
Storage drive capacity2 TB2 TB
Storage drive interfaceDiffersSerial ATA II, Serial ATA IIISerial ATA III
Storage drive size2.5/3.5"2.5/3.5"
RAID supportYesYes
RAID levels0, 1, 5, 6, 10, JBOD0, 1, 5, 6, 10, JBOD
Hot-swap drive baysYesYes
Supported file systemsext3, ext4, FAT32, HFS+, NTFSext3, ext4, FAT32, HFS+, NTFS
Processor2 differ
Processor manufacturerKnown for oneUnknown — not stated by the sourceIntel
Processor familyDiffersIntel® Celeron®Intel® Core™ i3
Processor generationKnown for oneUnknown — not stated by the source3rd gen Intel® Core™ i3
Processor modelKnown for oneUnknown — not stated by the sourcei3-3220
Processor frequencyDiffers2.41 GHz3.3 GHz
Processor cores22
Processor threadsKnown for oneUnknown — not stated by the source4
Processor cacheKnown for oneUnknown — not stated by the source3 MB
L3 cacheKnown for oneUnknown — not stated by the source3 MB
Bus typeKnown for oneUnknown — not stated by the sourceDMI
CPU configuration (max)Known for oneUnknown — not stated by the source1
CPU multiplier (bus/core ratio)Known for oneUnknown — not stated by the source33
ECC supported by processorKnown for oneUnknown — not stated by the sourceYes
PCI Express configurationsKnown for oneUnknown — not stated by the source1x16, 2x8
PCI Express slots versionKnown for oneUnknown — not stated by the source2.0
Processor cache typeKnown for oneUnknown — not stated by the sourceSmart Cache
Processor codenameKnown for oneUnknown — not stated by the sourceIvy Bridge
Processor lithographyKnown for oneUnknown — not stated by the source22 nm
Processor operating modesKnown for oneUnknown — not stated by the source64-bit
Processor package sizeKnown for oneUnknown — not stated by the source37.5 x 37.5 mm
Processor seriesKnown for oneUnknown — not stated by the sourceIntel Core i3-3200 Desktop Series
Processor socketKnown for oneUnknown — not stated by the sourceLGA 1155 (Socket H2)
System bus rateKnown for oneUnknown — not stated by the source5 GT/s
TcaseKnown for oneUnknown — not stated by the source65.3 °C
Thermal Design Power (TDP)Known for oneUnknown — not stated by the source55 W
On-board graphics card modelKnown for oneUnknown — not stated by the sourceIntel® HD Graphics 2500
Maximum internal memory supported by processorKnown for oneUnknown — not stated by the source32 GB
Memory bandwidth supported by processor (max)Known for oneUnknown — not stated by the source25.6 GB/s
Conflict-Free processorKnown for oneUnknown — not stated by the sourceYes
Memory2 differ
Internal memoryDiffers1 GB2 GB
Internal memory typeDiffersDDR3LDDR3
Flash memory512 MB512 MB
Maximum RAM supportedKnown for one8 GBUnknown — not stated by the source
Memory slotsKnown for one2Unknown — not stated by the source
Network1 differ
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
Wi-FiNoNo
DHCP clientYesYes
DHCP serverYesYes
Jumbo frames supportYesYes
iSCSI supportYesYes
Wake-on-LAN readyYesYes
Supported network protocolsDiffersCIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSCCIFS/SMB, AFP (3.2), NFS (v3), FTP, HTTP, HTTPS, Telnet, SSH, iSCSI, SNMP, SMTP, SMSC
Ports & interfacesidentical
Ethernet LAN (RJ-45) ports22
USB 2.0 ports quantity22
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity33
Fiber ports quantity00
eSATA ports quantityKnown for oneUnknown — not stated by the source2
HDMI ports quantity11
Graphicsidentical
On-board graphics card IDKnown for oneUnknown — not stated by the source0x152
On-board graphics card base frequencyKnown for oneUnknown — not stated by the source650 MHz
On-board graphics card dynamic frequency (max)Known for oneUnknown — not stated by the source1050 MHz
Number of displays supported (on-board graphics)Known for oneUnknown — not stated by the source3
Design1 differ
Chassis typeTowerTower
Cooling typeActiveActive
Product colourBlackBlack
Number of fans2 fan(s)2 fan(s)
Fan diameter12 cm12 cm
Drive bay lockingKnown for oneUnknown — not stated by the sourceYes
LED indicatorsDiffersYeseSATA, HDD, LAN, Status, USB
Built-in displayKnown for oneUnknown — not stated by the sourceYes
Display typeKnown for oneUnknown — not stated by the sourceLCD
Cable lock slotYesYes
Cable lock slot typeKensingtonKensington
Performance2 differ
TypeNASNAS
Device classDiffersHome & Home OfficeSmall & Medium Business
Backup functionYesYes
Backup featuresKnown for oneUnknown — not stated by the sourceCloud, iSCSI LUN
BuzzerKnown for oneUnknown — not stated by the sourceYes
Multilingual supportKnown for oneUnknown — not stated by the sourceYes
Number of usersKnown for oneUnknown — not stated by the source4096 user(s)
Web-based managementYesYes
Access Control List (ACL)YesYes
On/off switchYesYes
Reset buttonYesYes
Security algorithmsDiffersFIPS 140-2, HTTPS, SSH, SSL/TLS256-bit AES, HTTPS, SSH, SSL/TLS
Management protocolsKnown for oneSNMP, TelnetUnknown — not stated by the source
Software1 differ
Operating system installedDiffersQNAP Turbo SystemLinux
Windows operating systems supportedKnown for oneUnknown — not stated by the sourceWindows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Win
Linux operating systems supportedKnown for oneUnknown — not stated by the sourceYes
Mac operating systems supportedKnown for oneUnknown — not stated by the sourceYes
Server operating systems supportedKnown for oneUnknown — not stated by the sourceWindows Server 2003, Windows Server 2008 R2, Windows Server 2012
Operating system versionKnown for one4.1Unknown — not stated by the source
Poweridentical
Power supply locationBuilt-inBuilt-in
Power supply unit (PSU) capacity350 W350 W
Number of power supply units11
Redundant power supply (RPS) supportKnown for oneUnknown — not stated by the sourceYes
AC input voltage100-240 V100-240 V
AC input frequency50 - 60 Hz50 - 60 Hz
Fan voltage12 V12 V
Weight & dimensionsidentical
Width298.2 mm298.2 mm
Depth235.4 mm235.4 mm
Height185.2 mm185.2 mm
WeightKnown for oneUnknown — not stated by the source7.83 kg
Package weightKnown for oneUnknown — not stated by the source8.9 kg
Packaging contentidentical
Cables includedAC, LAN (RJ-45)AC, LAN (RJ-45)
Quick installation guideKnown for oneYesUnknown — not stated by the source
Processor special featuresidentical
Embedded options availableKnown for oneUnknown — not stated by the sourceYes
Enhanced Intel SpeedStep TechnologyKnown for oneUnknown — not stated by the sourceYes
Execute Disable BitKnown for oneUnknown — not stated by the sourceYes
Idle StatesKnown for oneUnknown — not stated by the sourceYes
Intel 64Known for oneUnknown — not stated by the sourceYes
Intel Enhanced Halt StateKnown for oneUnknown — not stated by the sourceYes
Intel FDI TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel Fast Memory AccessKnown for oneUnknown — not stated by the sourceYes
Intel Flex Memory AccessKnown for oneUnknown — not stated by the sourceYes
Intel Identity Protection Technology versionKnown for oneUnknown — not stated by the source1.00
Intel Secure Key Technology versionKnown for oneUnknown — not stated by the source0.00
Intel Trusted Execution TechnologyKnown for oneUnknown — not stated by the sourceNo
Intel VT-x with Extended Page Tables (EPT)Known for oneUnknown — not stated by the sourceYes
Intel Virtualization Technology (VT-x)Known for oneUnknown — not stated by the sourceYes
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneUnknown — not stated by the sourceNo
Intel® AES New Instructions (Intel® AES-NI)Known for oneUnknown — not stated by the sourceNo
Intel® Anti-Theft Technology (Intel® AT)Known for oneUnknown — not stated by the sourceYes
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneUnknown — not stated by the sourceYes
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneUnknown — not stated by the sourceYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneUnknown — not stated by the sourceYes
Intel® InTru™ 3D TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel® Insider™Known for oneUnknown — not stated by the sourceYes
Intel® My WiFi Technology (Intel® MWT)Known for oneUnknown — not stated by the sourceYes
Intel® Quick Sync Video TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel® Secure KeyKnown for oneUnknown — not stated by the sourceNo
Intel® Turbo Boost TechnologyKnown for oneUnknown — not stated by the sourceNo
Intel® Wireless Display (Intel® WiDi)Known for oneUnknown — not stated by the sourceYes
Thermal Monitoring TechnologiesKnown for oneUnknown — not stated by the sourceYes
Thermal solution specificationKnown for oneUnknown — not stated by the sourcePCG 2011C
Memory channels supported by processorKnown for oneUnknown — not stated by the sourceDual
Memory types supported by processorKnown for oneUnknown — not stated by the sourceDDR3-SDRAM
Other featuresidentical
Processor ARK IDKnown for oneUnknown — not stated by the source65693
Digital Living Network Alliance (DLNA) certifiedKnown for oneYesUnknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °CUnknown — not stated by the source
Operating relative humidity (H-H)Known for one5 - 95%Unknown — not stated by the source

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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