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Product comparison · 2 laptops

Acer Aspire 581G-53338G1.02Takk Intel® Core™ i5 i5-3337U Laptop 39.6 cm (15.6") Full HD 8 GB DDR3-SDRAM 1 TB HDD+SSD NVIDIA® GeForce® GT 720M Windows 8 Black vs Lenovo S540 + ThinkPad OneLink Dock

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  • 138specifications compared
  • 49differ
  • 89identical
  • 59known for one product only

Key differences

  • Touchscreen
    • No
    • Yes
  • Processor family
    • Intel® Core™ i5
    • Intel® Core™ i7
  • Processor generation
    • 3rd gen Intel® Core™ i5
    • 4th gen Intel® Core™ i7
  • Processor model
    • i5-3337U
    • i7-4500U
  • Processor boost frequency
    • 2.7 GHz
    • 3 GHz
  • Processor cache
    • 3 MB
    • 4 MB
  • Processor socket
    • BGA 1023
    • BGA 1168
  • Processor codename
    • Ivy Bridge
    • Haswell

Side by side

Differences highlightedShow differences only
197 specifications
A

Acer

Aspire 581G-53338G1.02Takk Intel® Core™ i5 i5-3337U Laptop 39.6 cm (15.6") Full HD 8 GB DDR3-SDRAM 1 TB HDD+SSD NVIDIA® GeForce® GT 720M Windows 8 Black

Model 581G-53338G1.02Takk

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B

Lenovo

S540 + ThinkPad OneLink DockView product
Display1 differ
TouchscreenDiffersNoYes
Display brightnessKnown for one300 cd/m²
Processor14 differ
Processor familyDiffersIntel® Core™ i5Intel® Core™ i7
Processor generationDiffers3rd gen Intel® Core™ i54th gen Intel® Core™ i7
Processor modelDiffersi5-3337Ui7-4500U
Processor boost frequencyDiffers2.7 GHz3 GHz
Processor cacheDiffers3 MB4 MB
Processor socketDiffersBGA 1023BGA 1168
Processor seriesDiffersIntel Core i5-3300 Mobile seriesIntel Core i7-4500 Mobile series
Processor codenameDiffersIvy BridgeHaswell
Bus typeDiffersDMIDMI2
SteppingDiffersL1C0
Thermal Design Power (TDP)Differs17 W15 W
TjunctionDiffers105 °C100 °C
Maximum number of PCI Express lanesDiffers1612
PCI Express configurationsDiffers1x16, 2x8, 1x8+2x42x4
System bus rateKnown for one5 GT/s
CPU multiplier (bus/core ratio)Known for one18
Memoryidentical
Memory clock speedKnown for one1600 MHz
Memory layout (slots x size)Known for one1 x 8 GB
Memory slotsKnown for one2x SO-DIMM
Maximum internal memoryKnown for one16 GB
Maximum internal memory (64-bit)Known for one16 GB
Storage4 differ
Total storage capacityDiffers1 TB256 GB
Storage mediaDiffersHDD+SSDSSD
SSD capacityDiffers20 GB256 GB
Compatible memory cardsDiffersSDMMC, SD, SDHC, SDXC
Number of HDDs installedKnown for one1
HDD capacityKnown for one1 TB
HDD interfaceKnown for oneSATA
HDD speedKnown for one5400 RPM
HDD sizeKnown for one2.5"
Graphics4 differ
Discrete graphics card modelDiffersNVIDIA® GeForce® GT 720MAMD Radeon HD 8670M
On-board graphics card modelDiffersIntel® HD Graphics 4000Intel® HD Graphics 4400
Maximum on-board graphics card memoryKnown for one1.74 GB
On-board graphics card base frequencyDiffers350 MHz200 MHz
On-board graphics card DirectX versionKnown for one12
On-board graphics card IDDiffers0x1660xA16
Number of discrete graphics cards supportedKnown for one1
Graphics card Open GL supportKnown for oneYes
Audio2 differ
Audio systemDiffersDolby Digital Home Theater v4Dolby Home Theater v4
Number of built-in speakersDiffers42
Cameraidentical
Video capturing speedKnown for one30 fps
Network1 differ
Wi-Fi standardsDiffers802.11a, 802.11b, 802.11g802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Integrated 4G WiMAXKnown for oneYes
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers20
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers12
Headphone outputsDiffers10
S/PDIF out portKnown for oneNo
Combo headphone/mic portKnown for oneYes
Microphone inDiffersYesNo
Total number of SATA connectorsKnown for one4
Number of SATA III connectorsKnown for one4
USB Sleep-and-ChargeKnown for oneYes
USB Sleep-and-Charge portsKnown for one1
Keyboard1 differ
Pointing deviceDiffersTouchpadThinkPad UltraNav
Spill-resistant keyboardKnown for oneYes
Windows keysKnown for oneYes
Keyboard backlitKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 8Windows 8 Pro
Operating system architectureKnown for one64-bit
Processor special features12 differ
Intel Dual Display Capable TechnologyDiffersYesNo
Intel Fast Memory AccessDiffersYesNo
Intel Flex Memory AccessDiffersYesNo
Intel ME Firmware VersionKnown for one9.5
Intel Rapid Storage TechnologyDiffersNoYes
Intel Smart Connect TechnologyDiffersNoYes
Intel Smart Connect Technology versionKnown for one1.00
Intel TSX-NIKnown for oneNo
Intel TSX-NI versionKnown for one0.00
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Intel® High Definition Audio (Intel® HD Audio)DiffersNoYes
Intel® Matrix Storage Technology (Intel® MST)DiffersNoYes
Intel® Virtualization Technology (Intel® VT)Known for oneVT-x
Processor ARK IDDiffers7205575460
Processor codeDiffersSR0XLSR16Z
Processor package sizeDiffers31 x 24 (BGA1023)40 x 24 x 1.5 mm
Supported instruction setsDiffersAVXAVX 2.0, SSE4.1, SSE4.2
Graphics & IMC lithographyKnown for one22 nm
Intel® Active Management Technology (Intel® AMT)Known for oneNo
Intel® Rapid Start TechnologyKnown for oneNo
Intel® Small Business Advantage (Intel® SBA)Known for oneNo
Intel® Smart CacheKnown for oneYes
Intel® Smart Response TechnologyKnown for oneNo
Battery1 differ
Battery capacityKnown for one62.8 Wh
Battery life (max)Differs5 h9 h
Poweridentical
AC adapter frequencyKnown for one50 - 60 Hz
AC adapter input voltageKnown for one100 - 240 V
AC adapter powerKnown for one90 W
Security1 differ
Cable lock slotDiffersNoYes
Fingerprint readerKnown for oneYes
Docking stationidentical
Docking station connecting interfaceKnown for oneLenovo OneLink
Docking station Ethernet LANKnown for oneYes
Docking station USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one2
Docking station HDMI portKnown for oneYes
Docking station headphone outKnown for oneYes
Docking station microphone inKnown for oneYes
Docking station LAN controllerKnown for one1
Weight & dimensions3 differ
WeightDiffers2 kg2.1 kg
WidthDiffers381.6 mm379 mm
DepthDiffers256 mm253 mm
HeightKnown for one20.7 mm
Height (front)Known for one1.8 cm
Height (rear)Known for one2.08 cm
Packaging contentidentical
Docking station includedKnown for oneYes
ManualKnown for oneYes
Performanceidentical
Motherboard chipsetKnown for oneIntel HM77 Express

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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