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Product comparison · 2 laptops

Lenovo ThinkPad L540 Intel® Core™ i5 i5-4200M Laptop vs Lenovo ThinkPad W540 Intel® Core™ i7 i7-4800MQ Mobile workstation

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  • 153specifications compared
  • 45differ
  • 108identical
  • 40known for one product only

Key differences

  • Product type
    • Laptop
    • Mobile workstation
  • Market positioning
    • Business
    • High performance
  • Processor family
    • Intel® Core™ i5
    • Intel® Core™ i7
  • Processor generation
    • 4th gen Intel® Core™ i5
    • 4th gen Intel® Core™ i7
  • Processor model
    • i5-4200M
    • i7-4800MQ
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 4
    • 8
  • Processor boost frequency
    • 3.1 GHz
    • 3.7 GHz

Side by side

Differences highlightedShow differences only
193 specifications
A

Lenovo

ThinkPad L540 Intel® Core™ i5 i5-4200M Laptop

Model L540

View product
B

Lenovo

ThinkPad W540 Intel® Core™ i7 i7-4800MQ Mobile workstation

Model W540

View product
Design2 differ
Product typeDiffersLaptopMobile workstation
Market positioningDiffersBusinessHigh performance
Displayidentical
LED backlightKnown for oneYes
Display brightnessKnown for one300 cd/m²
Dual-screenKnown for oneNo
Contrast ratio (typical)Known for one500:1
Panel typeKnown for oneIPS
Processor11 differ
Processor familyDiffersIntel® Core™ i5Intel® Core™ i7
Processor generationDiffers4th gen Intel® Core™ i54th gen Intel® Core™ i7
Processor modelDiffersi5-4200Mi7-4800MQ
Processor coresDiffers24
Processor threadsDiffers48
Processor boost frequencyDiffers3.1 GHz3.7 GHz
Processor frequencyDiffers2.5 GHz2.7 GHz
System bus rateKnown for one5 GT/s
Processor cacheDiffers3 MB6 MB
Processor seriesDiffersIntel Core i5-4200 Mobile seriesIntel Core i7-4800 Mobile series
Bus typeDiffersDMIDMI2
Thermal Design Power (TDP)Differs37 W47 W
Memory4 differ
Internal memoryDiffers4 GB8 GB
Memory layout (slots x size)Differs1 x 4 GB1 x 8 GB
Memory slotsDiffers2x SO-DIMM4x SO-DIMM
Maximum internal memoryDiffers16 GB32 GB
Storage2 differ
Total storage capacityDiffers516 GB500 GB
Storage mediaDiffersHDD+SSDHDD
HDD interfaceKnown for oneSATA III
HDD speedKnown for one7200 RPM
Number of SSDs installedKnown for one1
SSD capacityKnown for one16 GB
Graphics3 differ
Discrete graphics cardDiffersNoYes
Discrete graphics card modelDiffersNot availableNVIDIA® Quadro® K2100M
On-board graphics card dynamic frequency (max)Differs1150 MHz1300 MHz
Discrete graphics card memoryKnown for one2 GB
Discrete graphics memory typeKnown for oneGDDR5
Number of discrete graphics cards installedKnown for one1
Audio1 differ
Audio systemDiffersHDDolby Home Theater v4
Speaker powerKnown for one2 W
Network1 differ
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)
Top Wi-Fi standardKnown for oneWi-Fi 5 (802.11ac)
Wi-Fi data rate (max)Known for one300 Mbit/s
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers32
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers12
Mini DisplayPorts quantityKnown for one1
Thunderbolt ports quantityDiffers01
Headphone outputsDiffers10
Microphone inDiffersYesNo
Docking connectorDiffersYesNo
ExpressCard slotKnown for oneYes
SmartCard slotKnown for oneNo
USB Sleep-and-ChargeKnown for oneYes
USB Sleep-and-Charge portsKnown for one1
Performance1 differ
Motherboard chipsetDiffersIntel® HM86Intel® QM87
Keyboardidentical
Spill-resistant keyboardKnown for oneYes
Pointing deviceKnown for oneThinkPad UltraNav
Full-size keyboardKnown for oneYes
Processor special features7 differ
Intel Enhanced Halt StateDiffersNoYes
Intel FDI TechnologyDiffersNoYes
Intel Trusted Execution TechnologyDiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® My WiFi Technology (Intel® MWT)DiffersNoYes
Processor ARK IDDiffers7634875128
Processor codeDiffersSR1HASR15L
Battery3 differ
Number of battery cellsDiffers69
Battery capacityDiffers56 Wh9210 mAh
Battery life (max)Differs11 h6 h
Poweridentical
AC adapter powerKnown for one65 W
Security1 differ
Cable lock slotDiffersNoYes
Trusted Platform Module (TPM)Known for oneYes
Password protectionKnown for oneYes
Password protection typeKnown for oneHDD, Power on, Supervisor
Cable lock slot typeKnown for oneKensington
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 35 °C
Storage temperature (T-T)Known for one5 - 43 °C
Operating relative humidity (H-H)Known for one8 - 95%
Storage relative humidity (H-H)Known for one5 - 95%
Operating altitudeKnown for one0 - 2438 m
Certificatesidentical
Compliance certificatesKnown for oneRoHS
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Gold, ENERGY STAR
Weight & dimensions2 differ
WeightDiffers2.6 kg2.53 kg
DepthDiffers247 mm248 mm
Height (front)Known for one3.1 cm
Height (rear)Known for one3.62 cm
HeightKnown for one27.9 mm
Other features1 differ
Intel segment taggingDiffersHome office, Small BusinessProfessional
Optical driveidentical
Disc types supportedKnown for oneCD-R, CD-RW, DVD+R, DVD+RW, DVD-R, DVD-RW

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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