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Product comparison · 2 laptops

Lenovo ThinkPad R40e vs Lenovo ThinkPad R50 PM 1.4GHz

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  • 51specifications compared
  • 14differ
  • 37identical
  • 15known for one product only

Key differences

  • Processor frequency
    • 2.4 GHz
    • 1.4 GHz
  • Internal memory
    • 0.125 GB
    • 0.25 GB
  • Maximum internal memory
    • 1 GB
    • 2 GB
  • Discrete graphics card model
    • AMD Radeon IGP 330M
    • AMD Mobility Radeon 7500
  • Maximum graphics card memory
    • 0.016 GB
    • 0.032 GB
  • Number of built-in speakers
    • 1
    • 2
  • CardBus PCMCIA slots quantity
    • 1
    • 0
  • CardBus PCMCIA slot type
    • Type III
    • No

Side by side

Differences highlightedShow differences only
66 specifications
A

Lenovo

ThinkPad R40eView product
B

Lenovo

ThinkPad R50 PM 1.4GHzView product
Processor1 differ
Processor frequencyDiffers2.4 GHz1.4 GHz
Processor manufacturerKnown for oneIntel
Processor familyKnown for oneIntel® Celeron® M
Memory2 differ
Internal memoryDiffers0.125 GB0.25 GB
Maximum internal memoryDiffers1 GB2 GB
Graphics2 differ
Discrete graphics card modelDiffersAMD Radeon IGP 330MAMD Mobility Radeon 7500
Maximum graphics card memoryDiffers0.016 GB0.032 GB
Graphics card interfaceKnown for oneAGP 4X
Audio1 differ
Number of built-in speakersDiffers12
Optical driveidentical
CD write speedKnown for one24x
CD rewrite speedKnown for one24x
Networkidentical
Wireless technologyKnown for oneIEEE 802.11b
Ports & interfaces3 differ
CardBus PCMCIA slots quantityDiffers10
CardBus PCMCIA slot typeDiffersType IIINo
TV-outDiffersNoYes
TV-out typeKnown for oneS-Video
Keyboard1 differ
Pointing deviceDiffersTrackpadThinkPad UltraNav
Keyboard typeKnown for oneFull size
Software1 differ
Operating system installedDiffersWindows XP Home EditionWindows XP Professional
Battery1 differ
Battery life (max)Differs2.1 h4.7 h
Securityidentical
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneIBM
Weight & dimensions1 differ
Dimensions (WxDxH)Differs313 x 254 x 39 mm314 x 260 x 37 mm
WidthKnown for one313 mm
DepthKnown for one254 mm
HeightKnown for one39 mm
Other features1 differ
Infrared data portDiffersNoYes
Docking solutionKnown for oneDock II / Port Replicator II
Modem typeKnown for oneV.92

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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