Product comparison · 2 laptops

Acer Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop vs Lenovo IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop

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  • 78specifications compared
  • 35differ
  • 43identical
  • 81known for one product only

Key differences

  • Product colour
    • Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop:Black
    • IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:Grey
  • Display diagonal
    • Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop:39.6 cm (15.6")
    • IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:35.6 cm (14")
  • Processor manufacturer
    • Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop:AMD
    • IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:Intel
  • Processor family
    • Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop:AMD A6
    • IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:Intel® Core™ i5
  • Processor model
    • Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop:A6-6310
    • IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:i5-4200M
  • Processor cores
    • Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop:4
    • IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:2
  • Processor boost frequency
    • Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop:2.4 GHz
    • IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:3.1 GHz
  • Processor frequency
    • Aspire E E5-521-61W2 AMD A6 A6-6310 Laptop:2 GHz
    • IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:2.5 GHz

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Differences highlightedShow differences only (on)
Comparison of E5-521-61W2, B4400
159 specifications
Design1 differ
Product colourDiffersBlackGrey
Market positioningKnown for oneUnknown — not stated by the sourceBusiness
Display1 differ
Display diagonalDiffers39.6 cm (15.6")35.6 cm (14")
Display brightnessKnown for one200 cd/m²Unknown — not stated by the source
Processor8 differ
Processor manufacturerDiffersAMDIntel
Processor familyDiffersAMD A6Intel® Core™ i5
Processor generationKnown for oneUnknown — not stated by the source4th gen Intel® Core™ i5
Processor modelDiffersA6-6310i5-4200M
Processor coresDiffers42
Processor boost frequencyDiffers2.4 GHz3.1 GHz
Processor frequencyDiffers2 GHz2.5 GHz
System bus rateKnown for oneUnknown — not stated by the source5 GT/s
Processor cacheDiffers2 MB3 MB
Processor cache typeDiffersL2Smart Cache
Processor socketKnown for oneUnknown — not stated by the sourcePGA946
Processor lithographyKnown for oneUnknown — not stated by the source22 nm
Processor operating modesKnown for oneUnknown — not stated by the source64-bit
Processor seriesKnown for oneUnknown — not stated by the sourceIntel Core i5-4200 Mobile series
Processor codenameKnown for oneUnknown — not stated by the sourceHaswell
Bus typeKnown for oneUnknown — not stated by the sourceDMI
FSB ParityKnown for oneUnknown — not stated by the sourceNo
SteppingKnown for oneUnknown — not stated by the sourceC0
Thermal Design Power (TDP)Known for oneUnknown — not stated by the source37 W
TjunctionKnown for oneUnknown — not stated by the source100 °C
Maximum number of PCI Express lanesKnown for oneUnknown — not stated by the source16
PCI Express configurationsKnown for oneUnknown — not stated by the source1x16, 2x8, 1x8+2x4
PCI Express slots versionKnown for oneUnknown — not stated by the source3.0
ECC supported by processorKnown for oneUnknown — not stated by the sourceNo
Memory3 differ
Internal memoryDiffers6 GB2 GB
Internal memory typeDiffersDDR3L-SDRAMDDR3-SDRAM
Memory layout (slots x size)Differs1 x 2 + 1 x 4 GB1 x 2 GB
Memory form factorKnown for oneSO-DIMMUnknown — not stated by the source
Memory slotsKnown for one2x SO-DIMMUnknown — not stated by the source
Maximum internal memoryKnown for one16 GBUnknown — not stated by the source
Storage2 differ
Optical drive typeDiffersNoDVD Super Multi
Compatible memory cardsDiffersSDMMC, SD, SDHC, SDXC
HDD interfaceKnown for oneSATAUnknown — not stated by the source
Graphics4 differ
Discrete graphics cardDiffersNoYes
Discrete graphics card modelDiffersNot availableNVIDIA® GeForce® GT 710M
On-board graphics card familyDiffersAMD Radeon R4Intel® HD Graphics
On-board graphics card modelDiffersAMD Radeon R4Intel® HD Graphics 4600
Maximum on-board graphics card memoryKnown for oneUnknown — not stated by the source1.74 GB
On-board graphics card base frequencyKnown for oneUnknown — not stated by the source400 MHz
On-board graphics card dynamic frequency (max)Known for oneUnknown — not stated by the source1150 MHz
On-board graphics card DirectX versionKnown for oneUnknown — not stated by the source11.1
On-board graphics card IDKnown for oneUnknown — not stated by the source0x416
Audioidentical
Audio systemKnown for oneUnknown — not stated by the sourceHD
Cameraidentical
Front camera resolutionKnown for oneUnknown — not stated by the source1280 x 720 pixels
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers21
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers12
Headphone outputsDiffers10
Combo headphone/mic portKnown for oneUnknown — not stated by the sourceYes
Microphone inDiffersYesNo
ExpressCard slotKnown for oneNoUnknown — not stated by the source
SmartCard slotKnown for oneNoUnknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for oneUnknown — not stated by the sourceIntel® HM86
Keyboard1 differ
Numeric keypadDiffersYesNo
Full-size keyboardKnown for oneYesUnknown — not stated by the source
Windows keysKnown for oneYesUnknown — not stated by the source
Software1 differ
Operating system installedDiffersWindows 8.1FreeDOS
Operating system architectureKnown for one64-bitUnknown — not stated by the source
Processor special features9 differ
Intel® Wireless Display (Intel® WiDi)DiffersNoYes
CPU configuration (max)Known for oneUnknown — not stated by the source1
Embedded options availableKnown for oneUnknown — not stated by the sourceNo
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 Demand Based SwitchingKnown for oneUnknown — not stated by the sourceNo
Intel Dual Display Capable TechnologyKnown for oneUnknown — not stated by the sourceNo
Intel Enhanced Halt StateKnown for oneUnknown — not stated by the sourceNo
Intel FDI TechnologyKnown for oneUnknown — not stated by the sourceNo
Intel Fast Memory AccessKnown for oneUnknown — not stated by the sourceNo
Intel Flex Memory AccessKnown for oneUnknown — not stated by the sourceNo
Intel Identity Protection Technology versionKnown for oneUnknown — not stated by the source1.00
Intel Rapid Storage TechnologyKnown for oneUnknown — not stated by the sourceNo
Intel Secure Key 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 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 sourceYes
Intel® Anti-Theft Technology (Intel® AT)DiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Identity Protection Technology (Intel® IPT)DiffersNoYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Intel® Quick Sync Video TechnologyDiffersNoYes
Intel® Secure KeyKnown for oneUnknown — not stated by the sourceYes
Intel® Smart CacheKnown for oneUnknown — not stated by the sourceYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDKnown for oneUnknown — not stated by the source76348
Processor codeKnown for oneUnknown — not stated by the sourceSR1HA
Processor package sizeKnown for oneUnknown — not stated by the source37.5 x 37.5 x 4.7 mm
Supported instruction setsKnown for oneUnknown — not stated by the sourceAVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesKnown for oneUnknown — not stated by the sourceYes
Conflict-Free processorKnown for oneUnknown — not stated by the sourceYes
Intel Smart Connect TechnologyKnown for oneNoUnknown — not stated by the source
Intel® Active Management Technology (Intel® AMT)Known for oneNoUnknown — not stated by the source
Intel® High Definition Audio (Intel® HD Audio)Known for oneNoUnknown — not stated by the source
Intel® Matrix Storage Technology (Intel® MST)Known for oneNoUnknown — not stated by the source
Intel® Rapid Start TechnologyKnown for oneNoUnknown — 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
Batteryidentical
Battery life (max)Known for oneUnknown — not stated by the source6.5 h
Battery capacityKnown for one2500 mAhUnknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers2.5 kg2.2 kg
WidthKnown for one381.6 mmUnknown — not stated by the source
DepthKnown for one256 mmUnknown — not stated by the source
Height (front)Known for one2.53 cmUnknown — not stated by the source
Height (rear)Known for one3.03 cmUnknown — not stated by the source
Packaging contentidentical
Power cord includedKnown for oneUnknown — not stated by the sourceYes
Optical driveidentical
LightScribeKnown for oneNoUnknown — 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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