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Product comparison · 2 laptops

Lenovo ThinkPad S431 Intel® Core™ i5 i5-3337U Laptop vs Lenovo ThinkPad T540p

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  • 126specifications compared
  • 46differ
  • 80identical
  • 47known 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+
    • Not supported
  • Processor generation
    • 3rd gen Intel® Core™ i5
    • 4th gen Intel® Core™ i5
  • Processor model
    • i5-3337U
    • i5-4200M
  • Processor boost frequency
    • 2.7 GHz
    • 3.1 GHz
  • Processor frequency
    • 1.8 GHz
    • 2.5 GHz

Side by side

Differences highlightedShow differences only
173 specifications
A

Lenovo

ThinkPad S431 Intel® Core™ i5 i5-3337U Laptop

Model S431

View product
B

Lenovo

ThinkPad T540pView product
Display4 differ
Display diagonalDiffers35.6 cm (14")39.6 cm (15.6")
Display resolutionDiffers1600 x 900 pixels1366 x 768 pixels
TouchscreenDiffersYesNo
HD typeDiffersHD+Not supported
Touch technologyKnown for oneMulti-touch
Processor11 differ
Processor generationDiffers3rd gen Intel® Core™ i54th gen Intel® Core™ i5
Processor modelDiffersi5-3337Ui5-4200M
Processor boost frequencyDiffers2.7 GHz3.1 GHz
Processor frequencyDiffers1.8 GHz2.5 GHz
Processor socketDiffersBGA 1023PGA946
Processor seriesDiffersIntel Core i5-3300 Mobile seriesIntel Core i5-4200 Mobile series
Processor codenameDiffersIvy BridgeHaswell
SteppingDiffersL1C0
Thermal Design Power (TDP)Differs17 W37 W
TjunctionDiffers105 °C100 °C
PCI Express slots versionDiffers2.03.0
CPU multiplier (bus/core ratio)Known for one18
Memory1 differ
Memory clock speedKnown for one1600 MHz
Memory layout (slots x size)Known for one1 x 4 GB
Memory slotsKnown for one1x SO-DIMM
Maximum internal memoryDiffers8 GB16 GB
Storage2 differ
Storage mediaDiffersHDD+SSDHDD
Number of SSDs installedKnown for one1
SSD capacityKnown for one24 GB
Optical drive typeDiffersNoDVD Super Multi DL
Compatible memory cardsKnown for oneMMC, SD, SDHC, SDXC
HDD speedKnown for one7200 RPM
Graphics4 differ
Discrete graphics cardKnown for oneNo
Discrete graphics card modelKnown for oneNot available
On-board graphics card modelDiffersIntel® HD Graphics 4000Intel® HD Graphics 4600
On-board graphics card base frequencyDiffers350 MHz400 MHz
On-board graphics card dynamic frequency (max)Differs1100 MHz1150 MHz
On-board graphics card IDDiffers0x1660x416
Maximum on-board graphics card memoryKnown for one1.74 GB
On-board graphics card DirectX versionKnown for one11.1
Audio1 differ
Audio systemDiffersDolby Home TheatervDolby Advanced
Number of built-in speakersKnown for one2
Optical driveidentical
LightScribeKnown for oneNo
Networkidentical
Integrated 4G WiMAXKnown for oneYes
Ports & interfaces4 differ
USB 2.0 ports quantityKnown for one0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers24
HDMI ports quantityDiffers10
DisplayPorts quantityKnown for one0
VGA (D-Sub) ports quantityDiffers01
Headphone outputsDiffers01
Docking connectorKnown for oneNo
ExpressCard slotKnown for oneNo
CardBus PCMCIA slots quantityKnown for one0
CardBus PCMCIA slot typeKnown for oneNo
SmartCard slotKnown for oneNo
Headphone connectivityKnown for one3.5 mm
Microphone connectivityKnown for one3.5 mm
Mini DisplayPorts quantityKnown for one1
Mini DisplayPort/Thunderbolt combo portKnown for oneNo
Thunderbolt 2 ports quantityKnown for one0
Mini HDMI ports quantityKnown for one0
Micro HDMI ports quantityKnown for one0
LAN/VGA combo portKnown for oneNo
Mini VGA ports quantityKnown for one0
Keyboard1 differ
Numeric keypadDiffersNoYes
Spill-resistant keyboardKnown for oneYes
Full-size keyboardKnown for oneYes
Windows keysKnown for oneYes
Pointing deviceKnown for oneThinkPad UltraNav
Software1 differ
Operating system installedDiffersWindows 8 ProWindows 7 Professional
Processor special features11 differ
Graphics & IMC lithographyKnown for one22 nm
Intel Dual Display Capable TechnologyDiffersYesNo
Intel Enhanced Halt StateDiffersYesNo
Intel FDI TechnologyDiffersYesNo
Intel Fast Memory AccessDiffersYesNo
Intel Flex Memory AccessDiffersYesNo
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Intel® My WiFi Technology (Intel® MWT)DiffersYesNo
Processor ARK IDDiffers7205576348
Processor codeDiffersSR0XLSR1HA
Processor package sizeDiffers31 x 24 (BGA1023)37.5 x 37.5 x 4.7 mm
Supported instruction setsDiffersAVXAVX 2.0, SSE4.1, SSE4.2
Intel TSX-NIKnown for oneNo
Intel TSX-NI versionKnown for one0.00
Battery2 differ
Battery technologyDiffersLithium Polymer (LiPo)Lithium-Ion (Li-Ion)
Number of battery cellsDiffers46
Battery life (max)Known for one6 h
Poweridentical
AC adapter frequencyKnown for one50 - 60 Hz
AC adapter input voltageKnown for one100 - 240 V
Securityidentical
Fingerprint readerKnown for oneYes
Weight & dimensions4 differ
WeightDiffers1.78 kg2.5 kg
WidthDiffers333 mm376.4 mm
DepthDiffers224.8 mm247.9 mm
HeightDiffers20.3 mm27.7 mm
Other featuresidentical
64-bit computingKnown for oneYes
TV tuner integratedKnown for oneNo
Intel segment taggingKnown for oneHome office, Small Business
Packaging contentidentical
AC adapter includedKnown for oneYes

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