Product comparison · 2 laptops

Acer Aspire E E5-771-57KE Intel® Core™ i5 i5-5200U Laptop vs ASUSPRO B551LG-CN126G laptop Intel® Core™ i7 i7-4510U

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  • 141specifications compared
  • 60differ
  • 81identical
  • 57known for one product only

Key differences

  • Product colour
    • Aspire E E5-771-57KE Intel® Core™ i5 i5-5200U Laptop:Grey, Silver
    • ASUSPRO B551LG-CN126G laptop Intel® Core™ i7 i7-4510U:Black
  • Display diagonal
    • Aspire E E5-771-57KE Intel® Core™ i5 i5-5200U Laptop:43.9 cm (17.3")
    • ASUSPRO B551LG-CN126G laptop Intel® Core™ i7 i7-4510U:39.6 cm (15.6")
  • Processor family
    • Aspire E E5-771-57KE Intel® Core™ i5 i5-5200U Laptop:Intel® Core™ i5
    • ASUSPRO B551LG-CN126G laptop Intel® Core™ i7 i7-4510U:Intel® Core™ i7
  • Processor generation
    • Aspire E E5-771-57KE Intel® Core™ i5 i5-5200U Laptop:5th gen Intel® Core™ i5
    • ASUSPRO B551LG-CN126G laptop Intel® Core™ i7 i7-4510U:4th gen Intel® Core™ i7
  • Processor model
    • Aspire E E5-771-57KE Intel® Core™ i5 i5-5200U Laptop:i5-5200U
    • ASUSPRO B551LG-CN126G laptop Intel® Core™ i7 i7-4510U:i7-4510U
  • Processor boost frequency
    • Aspire E E5-771-57KE Intel® Core™ i5 i5-5200U Laptop:2.7 GHz
    • ASUSPRO B551LG-CN126G laptop Intel® Core™ i7 i7-4510U:3.1 GHz
  • Processor frequency
    • Aspire E E5-771-57KE Intel® Core™ i5 i5-5200U Laptop:2.2 GHz
    • ASUSPRO B551LG-CN126G laptop Intel® Core™ i7 i7-4510U:2 GHz
  • Processor cache
    • Aspire E E5-771-57KE Intel® Core™ i5 i5-5200U Laptop:3 MB
    • ASUSPRO B551LG-CN126G laptop Intel® Core™ i7 i7-4510U:4 MB

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Differences highlightedShow differences only (on)
Comparison of E5-771-57KE, B551LG-CN126G
198 specifications
Design1 differ
Product colourDiffersGrey, SilverBlack
Display1 differ
Display diagonalDiffers43.9 cm (17.3")39.6 cm (15.6")
TouchscreenKnown for oneNoUnknown — not stated by the source
Display brightnessKnown for one300 cd/m²Unknown — not stated by the source
Processor12 differ
Processor familyDiffersIntel® Core™ i5Intel® Core™ i7
Processor generationDiffers5th gen Intel® Core™ i54th gen Intel® Core™ i7
Processor modelDiffersi5-5200Ui7-4510U
Processor boost frequencyDiffers2.7 GHz3.1 GHz
Processor frequencyDiffers2.2 GHz2 GHz
Processor cacheDiffers3 MB4 MB
Processor lithographyDiffers14 nm22 nm
Processor operating modesDiffers32-bit, 64-bit64-bit
Processor seriesDiffersIntel® Core™ i5-5200 Mobile SeriesIntel Core i7-4500 Mobile series
Processor codenameDiffersBroadwellHaswell
SteppingDiffersF0D0
TjunctionDiffers105 °C100 °C
Configurable TDP-downKnown for one7.5 WUnknown — not stated by the source
Configurable TDP-down frequencyKnown for one0.6 GHzUnknown — not stated by the source
Memory1 differ
Internal memoryDiffers4 GB8 GB
Memory clock speedKnown for oneUnknown — not stated by the source1600 MHz
Memory layout (slots x size)Known for oneUnknown — not stated by the source2 x 4 GB
Memory form factorKnown for oneSO-DIMMUnknown — not stated by the source
Storage3 differ
Total storage capacityDiffers500 GB628 GB
Storage mediaDiffersHybrid-HDDHDD+SSD
Number of HDDs installedKnown for oneUnknown — not stated by the source1
Number of SSDs installedKnown for oneUnknown — not stated by the source1
SSD capacityKnown for oneUnknown — not stated by the source128 GB
Optical drive typeDiffersDVD Super Multi DLDVD±RW
HDD interfaceKnown for oneSATAUnknown — not stated by the source
Hybrid-HDD cache typeKnown for oneSSDUnknown — not stated by the source
Hybrid-HDD capacityKnown for one500 GBUnknown — not stated by the source
Hybrid-HDD cache memoryKnown for one8 GBUnknown — not stated by the source
Card reader integratedKnown for oneYesUnknown — not stated by the source
Compatible memory cardsKnown for oneSDUnknown — not stated by the source
Graphics8 differ
Discrete graphics cardDiffersNoYes
Discrete graphics card modelDiffersNot availableNVIDIA® GeForce® GT 840M
Discrete graphics memory typeKnown for oneUnknown — not stated by the sourceGDDR3
On-board graphics card modelDiffersIntel® HD Graphics 5500Intel® HD Graphics 4400
Maximum on-board graphics card memoryDiffers16 GB1.74 GB
On-board graphics card base frequencyDiffers300 MHz200 MHz
On-board graphics card dynamic frequency (max)Differs900 MHz1100 MHz
On-board graphics card DirectX versionDiffers11.211.2/12
On-board graphics card OpenGL versionKnown for oneUnknown — not stated by the source4.3
On-board graphics card IDDiffers0x16160xA16
Audio1 differ
Audio systemDiffersHDSonicMaster
Number of built-in speakersKnown for one2Unknown — not stated by the source
Cameraidentical
Front camera resolution (numeric)Known for one1.3 MPUnknown — not stated by the source
Front camera resolutionKnown for one1280 x 720 pixelsUnknown — not stated by the source
Video capturing speedKnown for one30 fpsUnknown — not stated by the source
Network1 differ
Top Wi-Fi standardKnown for oneUnknown — not stated by the sourceWi-Fi 4 (802.11n)
Wi-Fi standardsDiffers802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ports & interfaces8 differ
USB 2.0 ports quantityDiffers21
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers23
HDMI ports quantityDiffers10
Mini DisplayPorts quantityKnown for oneUnknown — not stated by the source1
VGA (D-Sub) ports quantityDiffers10
Mini VGA ports quantityKnown for oneUnknown — not stated by the source1
Headphone outputsDiffers10
Microphone inDiffersYesNo
Docking connectorDiffersNoYes
SmartCard slotDiffersNoYes
Number of SATA III connectorsKnown for oneUnknown — not stated by the source4
Keyboardidentical
Full-size keyboardKnown for oneYesUnknown — not stated by the source
Windows keysKnown for oneYesUnknown — not stated by the source
Software1 differ
Operating system installedDiffersNoWindows 7 Professional
Operating system architectureKnown for oneUnknown — not stated by the source64-bit
Processor special features15 differ
Intel Clear Video TechnologyDiffersYesNo
Intel Fast Memory AccessDiffersYesNo
Intel Flex Memory AccessDiffersYesNo
Intel ME Firmware VersionKnown for oneUnknown — not stated by the source9.5
Intel Rapid Storage TechnologyDiffersNoYes
Intel Smart Connect TechnologyDiffersNoYes
Intel Smart Connect Technology versionKnown for oneUnknown — not stated by the source1.00
Intel TSX-NIKnown for oneUnknown — not stated by the sourceNo
Intel TSX-NI versionKnown for oneUnknown — not stated by the source0.00
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Intel® Anti-Theft Technology (Intel® AT)DiffersNoYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)DiffersYesNo
Intel® High Definition Audio (Intel® HD Audio)DiffersNoYes
Intel® Small Business Advantage (Intel® SBA)DiffersYesNo
Intel® Smart CacheKnown for oneUnknown — not stated by the sourceYes
Intel® Smart Response TechnologyDiffersYesNo
Intel® Virtualization Technology (Intel® VT)DiffersVT-d, VT-xVT-x
Processor ARK IDDiffers8521281015
Processor codeDiffersSR23YSR1EB
Processor package sizeDiffers40 x 24 x 1.3 mm40 x 24 x 1.5 mm
Graphics & IMC lithographyKnown for one14 nmUnknown — not stated by the source
Intel Small Business Advantage (SBA) versionKnown for one1.00Unknown — not stated by the source
Intel Smart Response Technology versionKnown for one1.00Unknown — not stated by the source
Intel® OS GuardKnown for oneYesUnknown — not stated by the source
Battery1 differ
Battery capacityDiffers3220 mAh46 Wh
Battery technologyKnown for oneLithium-Ion (Li-Ion)Unknown — not stated by the source
Battery life (max)Known for one6 hUnknown — not stated by the source
Power1 differ
AC adapter powerDiffers45 W65 W
AC adapter frequencyKnown for oneUnknown — not stated by the source50 - 60 Hz
AC adapter input voltageKnown for oneUnknown — not stated by the source100 - 240 V
AC adapter output currentKnown for oneUnknown — not stated by the source3.42 A
AC adapter output voltageKnown for oneUnknown — not stated by the source19 V
Security2 differ
Fingerprint readerDiffersNoYes
Trusted Platform Module (TPM)Known for oneUnknown — not stated by the sourceYes
Password protectionKnown for oneUnknown — not stated by the sourceYes
Password protection typeDiffersBIOS, HDD, SupervisorBIOS, HDD, User
Certificatesidentical
Compliance certificatesKnown for oneUnknown — not stated by the sourceRoHS
CertificationKnown for oneUnknown — not stated by the sourceUL, TUV, MIC, CE Marking Compliance, FCC Compliance, BSMI, Australia C-TICK / NZ A-Tick Compliance, CCC, GOST-R, CB, EPEAT, IDA, CECP, WEEE, Erp 2013, FIPS 201, TCO4.0
Sustainabilityidentical
Sustainability certificatesKnown for oneUnknown — not stated by the sourceENERGY STAR
Weight & dimensions4 differ
WeightDiffers3 kg2.5 kg
WidthDiffers423.3 mm383 mm
DepthDiffers289.9 mm259 mm
HeightDiffers28 mm26 mm
Packaging contentidentical
ManualKnown for oneUnknown — not stated by the sourceYes
Warranty cardKnown for oneUnknown — not stated by the sourceYes
AC adapter includedKnown for oneYesUnknown — not stated by the source
Cables includedKnown for oneACUnknown — not stated by the source
Power cord includedKnown for oneYesUnknown — not stated by the source
Other featuresidentical
Intel segment taggingKnown for oneUnknown — not stated by the sourceEnterprise, Professional
3DKnown for oneNoUnknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for oneIntel SoCUnknown — 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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