Product comparison · 2 laptops

Acer Aspire E E5-571 Intel® Core™ i5 i5-4210U Laptop vs Lenovo T440p + Dock

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  • 143specifications compared
  • 58differ
  • 85identical
  • 56known for one product only

Key differences

  • Display diagonal
    • Aspire E E5-571 Intel® Core™ i5 i5-4210U Laptop:39.6 cm (15.6")
    • T440p + Dock:35.6 cm (14")
  • Display resolution
    • Aspire E E5-571 Intel® Core™ i5 i5-4210U Laptop:1366 x 768 pixels
    • T440p + Dock:1600 x 900 pixels
  • HD type
    • Aspire E E5-571 Intel® Core™ i5 i5-4210U Laptop:HD
    • T440p + Dock:HD+
  • Display brightness
    • Aspire E E5-571 Intel® Core™ i5 i5-4210U Laptop:200 cd/m²
    • T440p + Dock:250 cd/m²
  • Processor family
    • Aspire E E5-571 Intel® Core™ i5 i5-4210U Laptop:Intel® Core™ i5
    • T440p + Dock:Intel® Core™ i7
  • Processor generation
    • Aspire E E5-571 Intel® Core™ i5 i5-4210U Laptop:4th gen Intel® Core™ i5
    • T440p + Dock:4th gen Intel® Core™ i7
  • Processor model
    • Aspire E E5-571 Intel® Core™ i5 i5-4210U Laptop:i5-4210U
    • T440p + Dock:i7-4700MQ
  • Processor cores
    • Aspire E E5-571 Intel® Core™ i5 i5-4210U Laptop:2
    • T440p + Dock:4

Side by side

Differences highlightedShow differences only (on)
Comparison of E5-571, T440p + Dock
199 specifications
Designidentical
Housing materialKnown for oneUnknown — not stated by the sourceCarbon fibre, Glass fibre, Plastic
Market positioningKnown for oneUnknown — not stated by the sourceBusiness
Display4 differ
Display diagonalDiffers39.6 cm (15.6")35.6 cm (14")
Display resolutionDiffers1366 x 768 pixels1600 x 900 pixels
HD typeDiffersHDHD+
Display brightnessDiffers200 cd/m²250 cd/m²
Processor15 differ
Processor familyDiffersIntel® Core™ i5Intel® Core™ i7
Processor generationDiffers4th gen Intel® Core™ i54th gen Intel® Core™ i7
Processor modelDiffersi5-4210Ui7-4700MQ
Processor coresDiffers24
Processor threadsDiffers48
Processor boost frequencyDiffers2.7 GHz3.4 GHz
Processor frequencyDiffers1.7 GHz2.4 GHz
Processor cacheDiffers3 MB6 MB
Processor socketDiffersBGA 1168PGA946
Processor seriesDiffersIntel Core i5-4200 Mobile seriesIntel Core i7-4700 Mobile series
SteppingDiffersD0C0
Thermal Design Power (TDP)Differs15 W47 W
Maximum number of PCI Express lanesDiffers1216
PCI Express configurationsDiffers4x1, 2x41x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers2.03.0
System bus rateKnown for one5 GT/sUnknown — not stated by the source
Memory2 differ
Internal memoryDiffers4 GB8 GB
Memory layout (slots x size)Differs1 x 4 GB1 x 8 GB
Maximum internal memory (64-bit)Known for oneUnknown — not stated by the source16 GB
Storage6 differ
Total storage capacityDiffers1 TB500 GB
HDD capacityDiffers1 TB500 GB
HDD interfaceDiffersSATASATA III
HDD speedDiffers5400 RPM7200 RPM
HDD sizeKnown for oneUnknown — not stated by the source2.5"
Optical drive typeDiffersNoDVD±RW
Compatible memory cardsDiffersSDMMC, SD, SDHC, SDXC
Graphics7 differ
Discrete graphics cardDiffersNoYes
Discrete graphics card modelDiffersNot availableNVIDIA® GeForce® GT 730M
On-board graphics card modelDiffersIntel® HD Graphics 4400Intel® HD Graphics 4600
On-board graphics card base frequencyDiffers200 MHz400 MHz
On-board graphics card dynamic frequency (max)Differs1000 MHz1150 MHz
On-board graphics card DirectX versionDiffers1211.1
On-board graphics card IDDiffers0xA160x416
Number of discrete graphics cards installedKnown for oneUnknown — not stated by the source1
Number of discrete graphics cards supportedKnown for oneUnknown — not stated by the source1
Maximum resolutionKnown for oneUnknown — not stated by the source3840 x 2160 pixels
Graphics card Open GL supportKnown for oneUnknown — not stated by the sourceYes
Audioidentical
Audio systemKnown for oneUnknown — not stated by the sourceDolby Advanced Audio v2
Speaker powerKnown for oneUnknown — not stated by the source1 W
Network1 differ
Mobile network connectionKnown for oneUnknown — not stated by the sourceYes
Mobile network generationKnown for oneUnknown — not stated by the source3G
2G standardsKnown for oneUnknown — not stated by the sourceEdge, GPRS, GSM
3G standardsKnown for oneUnknown — not stated by the sourceHSPA+
Wi-Fi standardsDiffers802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth versionKnown for oneUnknown — not stated by the source4.0
WWANKnown for oneUnknown — not stated by the sourceInstalled
Top Wi-Fi standardKnown for oneWi-Fi 4 (802.11n)Unknown — not stated by the source
Ports & interfaces5 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers12
HDMI ports quantityDiffers10
Mini DisplayPorts quantityKnown for oneUnknown — not stated by the source1
VGA (D-Sub) ports quantityDiffers01
Docking connectorDiffersNoYes
SmartCard slotDiffersNoYes
USB Sleep-and-ChargeKnown for oneUnknown — not stated by the sourceYes
USB Sleep-and-Charge portsKnown for oneUnknown — not stated by the source1
Headphone outputsKnown for one1Unknown — not stated by the source
Microphone inKnown for oneYesUnknown — not stated by the source
Total number of SATA connectorsKnown for one4Unknown — not stated by the source
Number of SATA III connectorsKnown for one4Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for oneUnknown — not stated by the sourceIntel® QM87
GPS (satellite)Known for oneUnknown — not stated by the sourceYes
Keyboard2 differ
Pointing deviceDiffersTouchpadThinkPad UltraNav
Keyboard backlitKnown for oneUnknown — not stated by the sourceYes
Numeric keypadDiffersYesNo
Island-style keyboardKnown for oneUnknown — not stated by the sourceYes
Spill-resistant keyboardKnown for oneUnknown — not stated by the sourceYes
Full-size keyboardKnown for oneYesUnknown — not stated by the source
Keyboard number of keysKnown for one104Unknown — not stated by the source
Software1 differ
Operating system installedDiffersWindows 8.1Windows 7 Professional
Processor special features6 differ
Intel FDI TechnologyDiffersNoYes
Intel Rapid Storage TechnologyDiffersYesNo
Intel® My WiFi Technology (Intel® MWT)DiffersNoYes
Intel® Virtualization Technology (Intel® VT)Known for oneUnknown — not stated by the sourceVT-x
Processor ARK IDDiffers8101675117
Processor codeDiffersSR1EFSR15H
Processor package sizeDiffers40 x 24 x 1.5 mm37.5 x 32 x 1.6 mm
Intel ME Firmware VersionKnown for one9.5Unknown — not stated by the source
Intel Smart Connect TechnologyKnown for oneYesUnknown — not stated by the source
Intel Smart Connect Technology versionKnown for one1.00Unknown — 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 oneYesUnknown — 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
UARTKnown for oneYesUnknown — not stated by the source
Battery2 differ
Number of battery cellsDiffers69
Battery capacityDiffers2500 mAh99.9 Wh
Battery life (max)Known for oneUnknown — not stated by the source12.7 h
Power1 differ
AC adapter powerDiffers40 W135 W
Security1 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 typeKnown for oneUnknown — not stated by the sourceHDD, Power on, Supervisor
Cable lock slot typeKnown for oneKensingtonUnknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for oneUnknown — not stated by the sourceRoHS
CertificationKnown for oneUnknown — not stated by the sourceGREENGUARD
Sustainabilityidentical
Sustainability certificatesKnown for oneUnknown — not stated by the sourceEPEAT Gold, ENERGY STAR
Weight & dimensions5 differ
WeightDiffers2.5 kg2.31 kg
WidthDiffers381.6 mm335 mm
DepthDiffers256 mm229.1 mm
Height (front)Differs2.53 cm2.79 cm
Height (rear)Differs3.03 cm3 cm
Packaging contentidentical
Power cord includedKnown for oneUnknown — not stated by the sourceYes
Cables includedKnown for oneACUnknown — not stated by the source
Other featuresidentical
Intel segment taggingKnown for oneUnknown — not stated by the sourceHome office, Small Business
3DKnown for oneNoUnknown — not stated by the source
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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