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Product comparison · 2 laptops

Acer TravelMate B115-M vs ASUS X551MA-DS91-CA laptop Intel® Pentium® N3520

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  • 106specifications compared
  • 30differ
  • 76identical
  • 52known for one product only

Key differences

  • Display diagonal
    • 29.5 cm (11.6")
    • 39.6 cm (15.6")
  • Processor family
    • Intel® Celeron®
    • Intel® Pentium®
  • Processor model
    • N2930
    • N3520
  • Processor boost frequency
    • 2.16 GHz
    • 2.42 GHz
  • Processor frequency
    • 1.83 GHz
    • 2.17 GHz
  • Stepping
    • C0
    • B3
  • Tjunction
    • 100 °C
    • 105 °C
  • Internal memory type
    • DDR3L-SDRAM
    • DDR3-SDRAM

Side by side

Differences highlightedShow differences only
158 specifications
A

Acer

TravelMate B115-MView product
B

ASUS

X551MA-DS91-CA laptop Intel® Pentium® N3520

Model X551MA-DS91-CA

View product
Display1 differ
Display diagonalDiffers29.5 cm (11.6")39.6 cm (15.6")
Panel typeKnown for oneTFT-LCD
Display surfaceKnown for oneGloss
Processor7 differ
Processor familyDiffersIntel® Celeron®Intel® Pentium®
Processor modelDiffersN2930N3520
Processor boost frequencyDiffers2.16 GHz2.42 GHz
Processor frequencyDiffers1.83 GHz2.17 GHz
System bus rateKnown for one2.5 GT/s
Processor seriesDiffersIntel Celeron Processor N2000 Series for MobileIntel® Pentium N3000 Series for Mobile
FSB ParityKnown for oneNo
SteppingDiffersC0B3
TjunctionDiffers100 °C105 °C
PCI Express configurationsKnown for one1x4
ECC supported by processorKnown for oneNo
Memory2 differ
Internal memory typeDiffersDDR3L-SDRAMDDR3-SDRAM
Maximum internal memoryDiffers8 GB4 GB
Storage2 differ
Optical drive typeDiffersNoDVD-RW
Compatible memory cardsDiffersSDMMC, SD
Graphicsidentical
On-board graphics card familyKnown for oneIntel® HD Graphics
Audioidentical
Audio systemKnown for oneSonicMaster
Optical driveidentical
LightScribeKnown for oneNo
Network2 differ
Wi-Fi standardsDiffers802.11a, 802.11b, 802.11g802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN data ratesDiffers10,100,1000 Mbit/s10,100 Mbit/s
BluetoothKnown for oneYes
Bluetooth versionKnown for one4.0
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers21
eSATA/USB 2.0 ports quantityKnown for one0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0
eSATA ports quantityKnown for one0
Firewire (IEEE 1394) portsKnown for one0
Thunderbolt 2 ports quantityKnown for one0
Headphone outputsKnown for one1
S/PDIF out portKnown for oneNo
Microphone inKnown for oneYes
ExpressCard slotKnown for oneNo
CardBus PCMCIA slots quantityKnown for one0
CardBus PCMCIA slot typeKnown for oneNo
SmartCard slotKnown for oneNo
Total number of SATA connectorsKnown for one2
Combo headphone/mic portKnown for oneYes
Keyboard1 differ
Numeric keypadDiffersNoYes
Windows keysKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 7 ProfessionalWindows 8
Operating system architectureKnown for one64-bit
Processor special features4 differ
Embedded options availableDiffersYesNo
Intel Clear Video TechnologyKnown for oneNo
Intel Demand Based SwitchingKnown for oneNo
Intel Dual Display Capable TechnologyKnown for oneNo
Intel FDI TechnologyKnown for oneNo
Intel Fast Memory AccessKnown for oneNo
Intel Flex Memory AccessKnown for oneNo
Intel Trusted Execution TechnologyKnown for oneNo
Intel VT-x with Extended Page Tables (EPT)Known for oneNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneNo
Intel® My WiFi Technology (Intel® MWT)Known for oneNo
Intel® Quick Sync Video TechnologyDiffersYesNo
Processor ARK IDDiffers8107379049
Processor codeDiffersSR1W3SR1SE
Thermal Monitoring TechnologiesKnown for oneNo
Battery2 differ
Battery technologyKnown for oneLithium-Ion (Li-Ion)
Number of battery cellsDiffers43
Battery capacityDiffers3220 mAh33 Wh
Battery life (max)Known for one7 h
Power1 differ
AC adapter powerDiffers40 W33 W
AC adapter frequencyKnown for one50 - 60 Hz
AC adapter input voltageKnown for one100 - 240 V
AC adapter output currentKnown for one1.73 A
AC adapter output voltageKnown for one19 V
Security1 differ
Cable lock slotDiffersNoYes
Cable lock slot typeKnown for oneKensington
Weight & dimensions5 differ
WeightDiffers1.32 kg2.15 kg
WidthDiffers291 mm380 mm
DepthDiffers211 mm251 mm
HeightKnown for one21.2 mm
Height (front)Differs2.12 cm3.09 cm
Height (rear)Differs2.12 cm3.66 cm
Other featuresidentical
3DKnown for oneNo
Intel segment taggingKnown for oneEnterprise, Small Business
Supplied AC adapter typeKnown for oneAC
Certificatesidentical
Compliance certificatesKnown for oneRoHS
CertificationKnown for oneUL, CE Marking Compliance, FCC Compliance, BSMI, CCC, CB, EPEAT, Energy star, CECP, RoHS, JATE
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR

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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