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Product comparison · 2 laptops

Lenovo Edge S440 + ThinkPad OneLink Dock vs Lenovo S531 + ThinkPad OneLink Dock

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  • 156specifications compared
  • 49differ
  • 107identical
  • 32known for one product only

Key differences

  • Display diagonal
    • 35.6 cm (14")
    • 39.6 cm (15.6")
  • Display resolution
    • 1600 x 900 pixels
    • 1366 x 768 pixels
  • Touchscreen
    • Yes
    • No
  • HD type
    • HD+
    • HD
  • Display brightness
    • 250 cd/m²
    • 200 cd/m²
  • Processor family
    • Intel® Core™ i7
    • Intel® Core™ i5
  • Processor generation
    • 4th gen Intel® Core™ i7
    • 3rd gen Intel® Core™ i5
  • Processor model
    • i7-4500U
    • i5-3337U

Side by side

Differences highlightedShow differences only
188 specifications
A

Lenovo

Edge S440 + ThinkPad OneLink DockView product
B

Lenovo

S531 + ThinkPad OneLink DockView product
Display5 differ
Display diagonalDiffers35.6 cm (14")39.6 cm (15.6")
Display resolutionDiffers1600 x 900 pixels1366 x 768 pixels
TouchscreenDiffersYesNo
Touchscreen typeKnown for oneCapacitive
HD typeDiffersHD+HD
Touch technologyKnown for oneMulti-touch
Display brightnessDiffers250 cd/m²200 cd/m²
Processor14 differ
Processor familyDiffersIntel® Core™ i7Intel® Core™ i5
Processor generationDiffers4th gen Intel® Core™ i73rd gen Intel® Core™ i5
Processor modelDiffersi7-4500Ui5-3337U
Processor boost frequencyDiffers3 GHz2.7 GHz
Processor cacheDiffers4 MB3 MB
L3 cacheKnown for one4 MB
Processor socketDiffersBGA 1168BGA 1023
Processor seriesDiffersIntel Core i7-4500 Mobile seriesIntel Core i5-3300 Mobile series
Processor codenameDiffersHaswellIvy Bridge
Bus typeDiffersDMI2DMI
SteppingDiffersC0L1
Thermal Design Power (TDP)Differs15 W17 W
TjunctionDiffers100 °C105 °C
Maximum number of PCI Express lanesDiffers1216
PCI Express configurationsDiffers2x41x16, 2x8, 1x8+2x4
System bus rateKnown for one5 GT/s
CPU multiplier (bus/core ratio)Known for one18
Memory2 differ
Internal memoryDiffers8 GB4 GB
Memory form factorKnown for oneSO-DIMM
Memory layout (slots x size)Known for one1 x 8 GB
Memory slotsKnown for one1x SO-DIMM
Maximum internal memoryDiffers8 GB10 GB
Storage3 differ
Total storage capacityDiffers256 GB524 GB
Storage mediaDiffersSSDHDD+SSD
SSD capacityDiffers256 GB24 GB
SSD interfaceKnown for oneSATA II
Number of HDDs installedKnown for one1
HDD capacityKnown for one500 GB
HDD interfaceKnown for oneSATA
HDD speedKnown for one7200 RPM
HDD sizeKnown for one2.5"
Graphics5 differ
Discrete graphics cardDiffersYesNo
Discrete graphics card modelDiffersAMD Radeon HD 8670MNot available
Discrete graphics card memoryKnown for one2 GB
On-board graphics card modelDiffersIntel® HD Graphics 4400Intel® HD Graphics 4000
Maximum on-board graphics card memoryKnown for one1.74 GB
On-board graphics card base frequencyDiffers200 MHz350 MHz
On-board graphics card DirectX versionKnown for one12
On-board graphics card IDDiffers0xA160x166
Network1 differ
Wi-Fi standardsDiffers802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11a, 802.11b, 802.11g
Cabling technologyKnown for one10/100/1000Base-T(X)
Integrated 4G WiMAXKnown for oneYes
Ports & interfaces2 differ
Headphone outputsDiffers01
Microphone inDiffersNoYes
Total number of SATA connectorsKnown for one4
Number of SATA III connectorsKnown for one4
Keyboard1 differ
Numeric keypadDiffersNoYes
Full-size keyboardKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 8 ProWindows 7 Professional
Processor special features9 differ
Intel Dual Display Capable TechnologyDiffersNoYes
Intel Fast Memory AccessDiffersNoYes
Intel Flex Memory AccessDiffersNoYes
Intel ME Firmware VersionKnown for one9.5
Intel Rapid Storage TechnologyDiffersYesNo
Intel Smart Connect TechnologyKnown for oneYes
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)DiffersNoYes
Intel® High Definition Audio (Intel® HD Audio)Known for oneYes
Intel® Matrix Storage Technology (Intel® MST)Known for oneYes
Processor ARK IDDiffers7546072055
Processor codeDiffersSR16ZSR0XL
Processor package sizeDiffers40 x 24 x 1.5 mm31 x 24 (BGA1023)
Supported instruction setsDiffersAVX 2.0, SSE4.1, SSE4.2AVX
Graphics & IMC lithographyKnown for one22 nm
Intel® Smart CacheKnown for oneYes
Battery2 differ
Battery capacityDiffers46 Wh62.8 Wh
Battery life (max)Differs6 h9 h
Weight & dimensions4 differ
WeightDiffers1.92 kg2.29 kg
WidthDiffers332.8 mm379 mm
DepthDiffers224.8 mm252.4 mm
HeightDiffers22.1 mm20.7 mm
Packaging contentidentical
Cables includedKnown for oneAC

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