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Product comparison · 2 laptops

Lenovo T420 + ThinkPad Mini Dock Series 3 vs Lenovo T420s + ThinkPad Mini Dock Series 3

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  • 124specifications compared
  • 28differ
  • 96identical
  • 19known for one product only

Key differences

  • Display resolution
    • 1366 x 768 pixels
    • 1600 x 900 pixels
  • Display brightness
    • 200 cd/m²
    • 250 cd/m²
  • Processor family
    • Intel® Core™ i5
    • Intel® Core™ i7
  • Processor generation
    • 2nd gen Intel® Core™ i5
    • 2nd gen Intel® Core™ i7
  • Processor model
    • i5-2410M
    • i7-2620M
  • Processor boost frequency
    • 2.9 GHz
    • 3.4 GHz
  • Processor frequency
    • 2.3 GHz
    • 2.7 GHz
  • Processor cache
    • 3 MB
    • 4 MB

Side by side

Differences highlightedShow differences only
143 specifications
A

Lenovo

T420 + ThinkPad Mini Dock Series 3View product
B

Lenovo

T420s + ThinkPad Mini Dock Series 3View product
Display2 differ
Display resolutionDiffers1366 x 768 pixels1600 x 900 pixels
Display brightnessDiffers200 cd/m²250 cd/m²
HD typeKnown for oneHD+
Processor9 differ
Processor familyDiffersIntel® Core™ i5Intel® Core™ i7
Processor generationDiffers2nd gen Intel® Core™ i52nd gen Intel® Core™ i7
Processor modelDiffersi5-2410Mi7-2620M
Processor boost frequencyDiffers2.9 GHz3.4 GHz
Processor frequencyDiffers2.3 GHz2.7 GHz
Processor cacheDiffers3 MB4 MB
Processor seriesDiffersIntel Core i5-2400 Mobile SeriesIntel Core i7-2600 Mobile Series
PCI Express configurationsDiffers1x8, 1x16, 2x4, 2x81x16, 2x8, 1x8+2x4
CPU multiplier (bus/core ratio)Differs2327
Memoryidentical
Memory clock speedKnown for one1333 MHz
Memory layout (slots x size)Known for one2 x 2 GB
Storage1 differ
Total storage capacityDiffers320 GB160 GB
HDD interfaceKnown for oneSATA
HDD speedKnown for one7200 RPM
SSD capacityKnown for one160 GB
SSD interfaceKnown for oneSATA
Graphics3 differ
Discrete graphics card modelDiffersIntel® HD Graphics 3000NVIDIA® NVS™ 4200M
Graphics card familyDiffersIntelNVIDIA
On-board graphics card dynamic frequency (max)Differs1200 MHz1300 MHz
Networkidentical
Mobile network connectionKnown for oneYes
Mobile network generationKnown for one3G
Bluetooth versionKnown for one3.0+HS
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers32
eSATA/USB 2.0 ports quantityKnown for one1
Modem (RJ-11) portsKnown for one1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one1
Processor special features6 differ
Intel Trusted Execution TechnologyDiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Insider™DiffersNoYes
Intel® Smart CacheKnown for oneYes
Processor ARK IDDiffers5222452231
Processor package sizeDiffers37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
CPU configuration (max)Known for one1
Processor codeKnown for oneSR041
Battery1 differ
Battery life (max)Differs9 h5.5 h
Weight & dimensions5 differ
WeightDiffers2.17 kg1.67 kg
WidthDiffers340.5 mm343 mm
DepthDiffers233 mm230.1 mm
Height (front)Differs3.01 cm2.12 cm
Height (rear)Differs3.05 cm2.6 cm
Other featuresidentical
Internal modemKnown for oneYes
Modem speedKnown for one56 Kbit/s
Supplied AC adapter typeKnown for oneAC

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