Product comparison · 2 nas & storage servers

QNAP TS-251B NAS Tower Intel® Celeron® J3355 vs QNAP TS-332X NAS Tower ARM Alpine AL-324

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  • 83specifications compared
  • 31differ
  • 52identical
  • 97known for one product only

Key differences

  • Number of storage drives supported
    • TS-251B NAS Tower Intel® Celeron® J3355:2
    • TS-332X NAS Tower ARM Alpine AL-324:6
  • Supported storage drive interfaces
    • TS-251B NAS Tower Intel® Celeron® J3355:Serial ATA III
    • TS-332X NAS Tower ARM Alpine AL-324:M.2, Serial ATA III
  • Storage drive sizes supported
    • TS-251B NAS Tower Intel® Celeron® J3355:2.5,3.5"
    • TS-332X NAS Tower ARM Alpine AL-324:2.5,3.5,M.2
  • RAID levels
    • TS-251B NAS Tower Intel® Celeron® J3355:0, 1, JBOD
    • TS-332X NAS Tower ARM Alpine AL-324:0, 1, 5, JBOD
  • Processor manufacturer
    • TS-251B NAS Tower Intel® Celeron® J3355:Intel
    • TS-332X NAS Tower ARM Alpine AL-324:Annapurna Labs
  • Processor family
    • TS-251B NAS Tower Intel® Celeron® J3355:Intel® Celeron®
    • TS-332X NAS Tower ARM Alpine AL-324:ARM
  • Processor model
    • TS-251B NAS Tower Intel® Celeron® J3355:J3355
    • TS-332X NAS Tower ARM Alpine AL-324:Alpine AL-324
  • Processor frequency
    • TS-251B NAS Tower Intel® Celeron® J3355:2 GHz
    • TS-332X NAS Tower ARM Alpine AL-324:1.7 GHz

Side by side

Differences highlightedShow differences only (on)
Comparison of TS-251B, TS-332X
180 specifications
Storage4 differ
Number of storage drives supportedDiffers26
Storage drive interfaceKnown for oneSerial ATA IIIUnknown — not stated by the source
Supported storage drive interfacesDiffersSerial ATA IIIM.2, Serial ATA III
Storage drive sizes supportedDiffers2.5,3.5"2.5,3.5,M.2
RAID levelsDiffers0, 1, JBOD0, 1, 5, JBOD
Bad block scanKnown for oneYesUnknown — not stated by the source
Disk roamingKnown for oneYesUnknown — not stated by the source
Storage drive capacityKnown for oneUnknown — not stated by the source0 GB
Number of M.2 (M & B) slotsKnown for oneUnknown — not stated by the source3
Online RAID migrationKnown for oneUnknown — not stated by the sourceYes
Online RAID expansionKnown for oneUnknown — not stated by the sourceYes
Processor5 differ
Processor manufacturerDiffersIntelAnnapurna Labs
Processor familyDiffersIntel® Celeron®ARM
Processor modelDiffersJ3355Alpine AL-324
Processor frequencyDiffers2 GHz1.7 GHz
Processor boost frequencyKnown for one2.5 GHzUnknown — not stated by the source
Processor coresDiffers24
Processor threadsKnown for one2Unknown — not stated by the source
Processor cacheKnown for one2 MBUnknown — not stated by the source
CPU configuration (max)Known for one1Unknown — not stated by the source
ECC supported by processorKnown for oneNoUnknown — not stated by the source
PCI Express configurationsKnown for one1x2+2x1, 4x1Unknown — not stated by the source
PCI Express slots versionKnown for one2.0Unknown — not stated by the source
Processor cache typeKnown for oneSmart CacheUnknown — not stated by the source
Processor codeKnown for oneSR2Z8Unknown — not stated by the source
Processor codenameKnown for oneApollo LakeUnknown — not stated by the source
Processor lithographyKnown for one14 nmUnknown — not stated by the source
Processor package sizeKnown for one24 x 31 mmUnknown — not stated by the source
Processor socketKnown for oneBGA 1296Unknown — not stated by the source
SteppingKnown for oneB1Unknown — not stated by the source
System bus rateKnown for one5 GT/sUnknown — not stated by the source
Thermal Design Power (TDP)Known for one10 WUnknown — not stated by the source
TjunctionKnown for one105 °CUnknown — not stated by the source
On-board graphics card modelKnown for oneIntel® HD Graphics 500Unknown — not stated by the source
Maximum internal memory supported by processorKnown for one8 GBUnknown — not stated by the source
Conflict-Free processorKnown for oneYesUnknown — not stated by the source
Processor architectureKnown for oneUnknown — not stated by the sourceARM Cortex-A57
Memory5 differ
Internal memoryDiffers2 GB4 GB
Internal memory typeDiffersDDR3LDDR4
Maximum RAM supportedDiffers8 GB16 GB
Memory slotsDiffers21
Flash memoryDiffers4096 MB512 MB
Memory clock speedKnown for oneUnknown — not stated by the source2400 MHz
Network2 differ
Ethernet LAN data ratesDiffers10,100,1000 Mbit/s10,100,1000,10000 Mbit/s
Jumbo frames supportKnown for oneYesUnknown — not stated by the source
iSCSI supportKnown for oneYesUnknown — not stated by the source
Wake-on-LAN readyKnown for oneYesUnknown — not stated by the source
Supported network protocolsDiffersPPTP, L2TP/IPSec, OpenVPNCIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSC
Ports & interfaces4 differ
Ethernet LAN (RJ-45) portsDiffers12
USB 2.0 ports quantityDiffers20
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers23
Fiber ports quantityDiffers01
HDMI ports quantityKnown for one1Unknown — not stated by the source
HDMI versionKnown for one1.4bUnknown — not stated by the source
Microphone inKnown for oneYesUnknown — not stated by the source
Fiber optic connectorKnown for oneUnknown — not stated by the sourceSFP+
Graphicsidentical
On-board graphics card base frequencyKnown for one250 MHzUnknown — not stated by the source
On-board graphics card burst frequencyKnown for one700 MHzUnknown — not stated by the source
Maximum on-board graphics card memoryKnown for one8 GBUnknown — not stated by the source
Number of displays supported (on-board graphics)Known for one3Unknown — not stated by the source
Design3 differ
Product colourDiffersWhiteGrey, White
Fan diameterDiffers7 cm14 cm
LED indicatorsDiffersHDD, LAN, Power, Status, USBHDD, LAN, Power, SSD, Status, USB
Built-in speaker(s)Known for oneYesUnknown — not stated by the source
Number of built-in speakersKnown for one1Unknown — not stated by the source
Performance1 differ
Noise levelDiffers17.3 dB20.4 dB
Management protocolsKnown for oneSNMPUnknown — not stated by the source
Share folder access right managementKnown for oneYesUnknown — not stated by the source
Access Control List (ACL)Known for oneYesUnknown — not stated by the source
Security algorithmsKnown for one256-bit AES, FIPS 140-2, HTTPS, SSH, SSL/TLSUnknown — not stated by the source
Backup buttonKnown for oneUnknown — not stated by the sourceYes
Disk scanKnown for oneUnknown — not stated by the sourceYes
S.M.A.R.T. supportKnown for oneUnknown — not stated by the sourceYes
USB copy functionKnown for oneUnknown — not stated by the sourceYes
Power3 differ
Power supply unit (PSU) capacityDiffers65 W90 W
Power consumption (typical)Differs15.25 W26.22 W
Power consumption (HDD standby)Differs8.08 W18.56 W
Fan voltageKnown for oneUnknown — not stated by the source12 V
Weight & dimensions4 differ
WidthDiffers105 mm150 mm
DepthDiffers226 mm260.1 mm
HeightDiffers168 mm142 mm
WeightDiffers1.53 kg1.64 kg
Package weightKnown for oneUnknown — not stated by the source2.69 kg
Processor special featuresidentical
Embedded options availableKnown for oneYesUnknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for oneYesUnknown — not stated by the source
Execute Disable BitKnown for oneYesUnknown — not stated by the source
Idle StatesKnown for oneYesUnknown — not stated by the source
Intel 64Known for oneYesUnknown — not stated by the source
Intel Clear Video TechnologyKnown for oneYesUnknown — not stated by the source
Intel Enhanced Halt StateKnown for oneYesUnknown — not stated by the source
Intel Identity Protection Technology versionKnown for one1.00Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for oneNoUnknown — not stated by the source
Intel Secure BootKnown for oneYesUnknown — not stated by the source
Intel Secure Boot Technology versionKnown for one1.00Unknown — not stated by the source
Intel Secure Key Technology versionKnown for one1.00Unknown — not stated by the source
Intel Small Business Advantage (SBA) versionKnown for one0.00Unknown — not stated by the source
Intel Smart Connect TechnologyKnown for oneNoUnknown — not stated by the source
Intel Smart Connect Technology versionKnown for one0.00Unknown — not stated by the source
Intel Smart Response Technology versionKnown for one0.00Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP)Known for oneNoUnknown — not stated by the source
Intel Stable Image Platform Program (SIPP) versionKnown for one0.00Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for oneNoUnknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for oneYesUnknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for oneYesUnknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneYesUnknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for oneYesUnknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for oneNoUnknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneYesUnknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneYesUnknown — not stated by the source
Intel® High Definition Audio (Intel® HD Audio)Known for oneYesUnknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneNoUnknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for oneYesUnknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for oneNoUnknown — not stated by the source
Intel® Insider™Known for oneNoUnknown — not stated by the source
Intel® OS GuardKnown for oneNoUnknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for oneYesUnknown — not stated by the source
Intel® Secure KeyKnown for oneYesUnknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for oneNoUnknown — not stated by the source
Intel® Smart Response TechnologyKnown for oneNoUnknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for oneNoUnknown — not stated by the source
Intel® Wireless Display (Intel® WiDi)Known for oneNoUnknown — not stated by the source
Maximum number of PCI Express lanesKnown for one6Unknown — not stated by the source
Number of execution unitsKnown for one12Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for oneYesUnknown — not stated by the source
UARTKnown for oneYesUnknown — not stated by the source
Memory channels supported by processorKnown for oneDualUnknown — not stated by the source
Memory types supported by processorKnown for oneDDR3L, LPDDR3-SDRAM, LPDDR4-SDRAMUnknown — not stated by the source
Other featuresidentical
Processor ARK IDKnown for one95597Unknown — 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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