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Product comparison · 2 laptops

Lenovo ThinkPad R51, DK vs Lenovo ThinkPad T42, DK

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  • 27specifications compared
  • 15differ
  • 12identical
  • 12known for one product only

Key differences

  • Display diagonal
    • 38.1 cm (15")
    • 35.8 cm (14.1")
  • Processor frequency
    • 2 GHz
    • 1.7 GHz
  • Internal memory
    • 1 GB
    • 0.5 GB
  • Total storage capacity
    • 80 GB
    • 40 GB
  • HDD speed
    • 4200 RPM
    • 5400 RPM
  • Discrete graphics card model
    • AMD Mobility Radeon 9000 IGP
    • AMD Mobility Radeon 9600
  • Maximum graphics card memory
    • 0.032 GB
    • 0.064 GB
  • Graphics card interface
    • AGP 4X
    • AGP 8X

Side by side

Differences highlightedShow differences only
39 specifications
A

Lenovo

ThinkPad R51, DKView product
B

Lenovo

ThinkPad T42, DKView product
Display1 differ
Display diagonalDiffers38.1 cm (15")35.8 cm (14.1")
Processor1 differ
Processor frequencyDiffers2 GHz1.7 GHz
Memory1 differ
Internal memoryDiffers1 GB0.5 GB
Internal memory typeKnown for oneDDR-SDRAM
Storage2 differ
Total storage capacityDiffers80 GB40 GB
HDD speedDiffers4200 RPM5400 RPM
Optical drive typeKnown for oneDVD-ROM
Graphics3 differ
Discrete graphics card modelDiffersAMD Mobility Radeon 9000 IGPAMD Mobility Radeon 9600
Maximum graphics card memoryDiffers0.032 GB0.064 GB
Graphics card interfaceDiffersAGP 4XAGP 8X
Audioidentical
Audio systemKnown for oneSoundMAX
Optical driveidentical
CD read speedKnown for one24x
CD write speedKnown for one24x
CD rewrite speedKnown for one24x
DVD read speedKnown for one8x
Network1 differ
Networking featuresDiffersEthernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11a/IEEE 802.11b/IEEE 802.11g/BluetoothEthernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11b
Ports & interfaces1 differ
I/O portsDiffers-2 USB 2.0 -S-Video out -RJ-45 -RJ-11 -Parallel -Infrared -Headphone/Line out -External Display -External microphone -Expansion Bus port (for Dock II/Mini Dock or Port Replicator II) -AC adapter•Parallel •RJ-11 •RJ-45 •S-Video out •2 USB 2.0 •AC adapter •Expansion Bus port (for Dock II/Mini Dock or Port Replicator II) •External microphone •External Display •Headphone/Line out •Infrared, USB, parallel, RJ-11, RJ-45, IrDA
Softwareidentical
Bundled softwareKnown for oneAccess IBM, IBM Access Connections, IBM Drive Letter Access, IBM Record Now, IBM Rescue and Recovery with Rapid Restore, Norton AntiVirus 2004, PC-Doctor, InterVideo WinDVD Creator, Intervideo WinDVD, Adobe Acrobat Reader
Battery1 differ
Battery life (max)Differs5.6 h4 h
Weight & dimensions2 differ
WeightDiffers2.8 kg2.2 kg
WidthKnown for one311 mm
DepthKnown for one255 mm
Dimensions (WxDxH)Differs332 x 269 x 38 mm311 x 255 x 27 mm
Other features2 differ
Security featuresDiffers-Supervisor password -Power-on password -IBM Security Slot -IBM Embedded Security Subsystem 2.0 -Hard disk drive password•Hard disk drive password •IBM Embedded Security Subsystem 2.0 •IBM Security Slot •Power-on password •Supervisor password
Battery typeDiffers9 Cell Lithium-Ion6 Cell Lithium-Ion
Supplied AC adapter typeKnown for oneAC
Keyboardidentical
Keyboard typeKnown for oneFull size

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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