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Product comparison · 2 laptops

Acer TravelMate B B115-M-C5J9 Intel® Celeron® N2940 Laptop vs Acer Aspire E E5-571-71ME Intel® Core™ i7 i7-4510U Laptop

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  • 123specifications compared
  • 46differ
  • 77identical
  • 40known for one product only

Key differences

  • Display diagonal
    • 29.5 cm (11.6")
    • 39.6 cm (15.6")
  • Processor family
    • Intel® Celeron®
    • Intel® Core™ i7
  • Processor model
    • N2940
    • i7-4510U
  • Processor cores
    • 4
    • 2
  • Processor boost frequency
    • 2.25 GHz
    • 3.1 GHz
  • Processor frequency
    • 1.83 GHz
    • 2 GHz
  • Processor cache
    • 2 MB
    • 4 MB
  • Processor cache type
    • L2
    • Smart Cache

Side by side

Differences highlightedShow differences only
163 specifications
A

Acer

TravelMate B B115-M-C5J9 Intel® Celeron® N2940 Laptop

Model B115-M-C5J9

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B

Acer

Aspire E E5-571-71ME Intel® Core™ i7 i7-4510U Laptop

Model E5-571-71ME

View product
Display1 differ
Display diagonalDiffers29.5 cm (11.6")39.6 cm (15.6")
HD typeKnown for oneHD
Processor15 differ
Processor familyDiffersIntel® Celeron®Intel® Core™ i7
Processor generationKnown for one4th gen Intel® Core™ i7
Processor modelDiffersN2940i7-4510U
Processor coresDiffers42
Processor boost frequencyDiffers2.25 GHz3.1 GHz
Processor frequencyDiffers1.83 GHz2 GHz
System bus rateKnown for one5 GT/s
Processor cacheDiffers2 MB4 MB
Processor cache typeDiffersL2Smart Cache
Processor socketDiffersBGA 1170BGA 1168
Processor operating modesDiffers32-bit, 64-bit64-bit
Processor seriesDiffersIntel Celeron Processor N2000 Series for MobileIntel Core i7-4500 Mobile series
Processor codenameDiffersBay TrailHaswell
Bus typeKnown for oneDMI2
SteppingDiffersC0D0
Thermal Design Power (TDP)Differs7.5 W15 W
Maximum number of PCI Express lanesDiffers412
PCI Express configurationsDiffers1x44x1, 2x4
Scenario Design Power (SDP)Known for one4.5 W
Memory2 differ
Internal memoryDiffers4 GB6 GB
Memory form factorKnown for oneSO-DIMM
Memory slotsKnown for one2x SO-DIMM
Maximum internal memoryDiffers8 GB16 GB
Storageidentical
HDD interfaceKnown for oneSATA
HDD speedKnown for one7200 RPM
Number of SSDs installedKnown for one0
Graphics3 differ
On-board graphics card modelDiffersIntel® HD GraphicsIntel® HD Graphics 4400
Maximum on-board graphics card memoryKnown for one1.74 GB
On-board graphics card base frequencyDiffers313 MHz200 MHz
On-board graphics card dynamic frequency (max)Differs854 MHz1100 MHz
On-board graphics card DirectX versionKnown for one11.2/12
On-board graphics card OpenGL versionKnown for one4.3
On-board graphics card IDKnown for one0xA16
On-board graphics card burst frequencyKnown for one854 MHz
Network1 differ
Top Wi-Fi standardKnown for oneWi-Fi 4 (802.11n)
Wi-Fi standardsDiffers802.11a, 802.11b, 802.11g802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth versionKnown for one4.0
Ports & interfaces1 differ
VGA (D-Sub) ports quantityDiffers01
Number of SATA III connectorsKnown for one4
USB 2.0 ports quantityKnown for one2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one1
Headphone outputsKnown for one0
Combo headphone/mic portKnown for oneYes
Microphone inKnown for oneNo
Total number of SATA connectorsKnown for one2
Keyboard1 differ
Numeric keypadDiffersNoYes
Software1 differ
Operating system installedDiffersLinux LinpusWindows 7 Home Premium
Operating system architectureKnown for one64-bit
Processor special features14 differ
Intel FDI TechnologyDiffersNoYes
Intel Identity Protection Technology versionKnown for one1.00
Intel ME Firmware VersionKnown for one9.5
Intel Rapid Storage TechnologyDiffersNoYes
Intel TSX-NIKnown for oneNo
Intel TSX-NI versionKnown for one0.00
Intel VT-x with Extended Page Tables (EPT)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Anti-Theft Technology (Intel® AT)DiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® High Definition Audio (Intel® HD Audio)Known for oneYes
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Intel® Rapid Start TechnologyKnown for oneYes
Intel® Smart CacheKnown for oneYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers8210481015
Processor codeDiffersSR1YVSR1EB
Processor package sizeDiffers25 x 27 mm40 x 24 x 1.5 mm
Supported instruction setsKnown for oneAVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesDiffersNoYes
Graphics & IMC lithographyKnown for one22 nm
Battery2 differ
Number of battery cellsDiffers46
Battery capacityDiffers3220 mAh5000 mAh
Securityidentical
Fingerprint readerKnown for oneNo
Weight & dimensions5 differ
WeightDiffers1.32 kg2.5 kg
WidthDiffers291 mm381 mm
DepthDiffers211 mm256 mm
Height (front)Differs2.12 cm2.54 cm
Height (rear)Differs2.12 cm3.02 cm
HeightKnown for one21.2 mm
Packaging contentidentical
Cables includedKnown for oneAC
Other featuresidentical
3DKnown for oneNo
Intel segment taggingKnown for oneEnterprise, Small Business

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