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Product comparison · 2 laptops

Lenovo L420 + ThinkPad Mini Dock Series 3 vs Lenovo L520 + Mini Dock

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  • 148specifications compared
  • 21differ
  • 127identical
  • 15known for one product only

Key differences

  • Display diagonal
    • 35.6 cm (14")
    • 39.6 cm (15.6")
  • Processor family
    • Intel® Core™ i5
    • Intel® Core™ i3
  • Processor generation
    • 2nd gen Intel® Core™ i5
    • 2nd gen Intel® Core™ i3
  • Processor model
    • i5-2430M
    • i3-2350M
  • Processor frequency
    • 2.4 GHz
    • 2.3 GHz
  • Tjunction
    • 100 °C
    • 85 °C
  • CPU multiplier (bus/core ratio)
    • 24
    • 23
  • Optical drive type
    • DVD Super Multi DL
    • DVD-RW

Side by side

Differences highlightedShow differences only
163 specifications
A

Lenovo

L420 + ThinkPad Mini Dock Series 3View product
B

Lenovo

L520 + Mini DockView product
Display1 differ
Display diagonalDiffers35.6 cm (14")39.6 cm (15.6")
Processor7 differ
Processor familyDiffersIntel® Core™ i5Intel® Core™ i3
Processor generationDiffers2nd gen Intel® Core™ i52nd gen Intel® Core™ i3
Processor modelDiffersi5-2430Mi3-2350M
Processor frequencyDiffers2.4 GHz2.3 GHz
Processor seriesDiffersIntel Core i5-2400 Mobile SeriesIntel Core i3-2300 Mobile Series
TjunctionDiffers100 °C85 °C
CPU multiplier (bus/core ratio)Differs2423
Processor boost frequencyKnown for one3 GHz
Storage1 differ
Optical drive typeDiffersDVD Super Multi DLDVD-RW
Card reader integratedKnown for oneYes
Compatible memory cardsKnown for oneMMC, SD, SDHC, SDXC
Graphics1 differ
On-board graphics card dynamic frequency (max)Differs1200 MHz1150 MHz
Audioidentical
Speaker powerKnown for one1.5 W
Ports & interfacesidentical
ExpressCard slotKnown for oneYes
SmartCard slotKnown for oneNo
VGA (D-Sub) ports quantityKnown for one1
Keyboard1 differ
Pointing deviceDiffersTrackpadThinkPad UltraNav
Spill-resistant keyboardKnown for oneYes
Full-size keyboardKnown for oneYes
Keyboard number of keysKnown for one80
Processor special features5 differ
Intel® AES New Instructions (Intel® AES-NI)DiffersYesNo
Intel® Turbo Boost TechnologyDiffers2.0No
Processor ARK IDDiffers5345053438
Processor codeDiffersSR04WSR0DN
Processor package sizeDiffers37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
Batteryidentical
Battery capacityKnown for one2600 mAh
Securityidentical
Fingerprint readerKnown for oneYes
Password protection typeKnown for oneHDD, Power on, Supervisor, User
Cable lock slot typeKnown for oneKensington
Weight & dimensions5 differ
WeightDiffers2.3 kg2.6 kg
WidthDiffers343.9 mm380 mm
DepthDiffers232.9 mm247 mm
Width (imperial)Differs34.4 cm (13.5")38 cm (15")
Depth (imperial)Differs23.3 cm (9.17")24.7 cm (9.72")
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR

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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