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Product comparison · 2 laptops

Lenovo ThinkPad R51 PM-725 512MB 60GB 15.0 inch TFT Centrino 11b/g COMBO WXP vs Lenovo TS THINKPAD R50E PMC715A-1.5G

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  • 25specifications compared
  • 12differ
  • 13identical
  • 10known for one product only

Key differences

  • Processor frequency
    • 1.6 GHz
    • 1.5 GHz
  • Internal memory
    • 0.5 GB
    • 0.25 GB
  • Total storage capacity
    • 60 GB
    • 40 GB
  • HDD speed
    • 4200 RPM
    • 5400 RPM
  • Graphics card interface
    • AGP 4X
    • Direct AGP
  • Number of built-in speakers
    • 2
    • 1
  • Weight
    • 2.6 kg
    • 3 kg
  • Dimensions (WxDxH)
    • 314 x 260 x 37 mm
    • 332 x 269 x 38 mm

Side by side

Differences highlightedShow differences only
35 specifications
A

Lenovo

ThinkPad R51 PM-725 512MB 60GB 15.0 inch TFT Centrino 11b/g COMBO WXPView product
B

Lenovo

TS THINKPAD R50E PMC715A-1.5GView product
Processor1 differ
Processor frequencyDiffers1.6 GHz1.5 GHz
Memory1 differ
Internal memoryDiffers0.5 GB0.25 GB
Storage2 differ
Total storage capacityDiffers60 GB40 GB
HDD speedDiffers4200 RPM5400 RPM
Graphics1 differ
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneAMD Mobility Radeon 7500
Maximum graphics card memoryKnown for one0.032 GB
Graphics card interfaceDiffersAGP 4XDirect AGP
Audio1 differ
Number of built-in speakersDiffers21
Network1 differ
Networking featuresDiffersEthernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11b/IEEE 802.11g/BluetoothEthernet/Fast Ethernet/IEEE 802.11b/IEEE 802.11g
Ports & interfaces1 differ
I/O portsDiffers-AC adapter -Expansion Bus port (for Dock II/Mini Dock or Port Replicator II) -External microphone -External Display -Headphone/Line out -Infrared -Parallel -RJ-11 -RJ-45 -S-Video out -2 USB 2.0-1 (EPP) -AC adapter -External microphone -External Display -Headphone/Line out -RJ-11 -RJ-45 -2 USB 2.0
Software1 differ
Compatible operating systemsDiffersMicrosoft Windows XP ProfessionalMicrosoft Windows XP Home Edition
Weight & dimensions2 differ
WeightDiffers2.6 kg3 kg
WidthKnown for one314 mm
DepthKnown for one260 mm
Dimensions (WxDxH)Differs314 x 260 x 37 mm332 x 269 x 38 mm
Other features1 differ
Security featuresDiffers-Hard disk drive password -IBM Embedded Security Subsystem 2.0 -IBM Security Slot -Power-on password -Supervisor password-Hard disk drive password -IBM Security Slot -Power-on password -Supervisor password
Supplied AC adapter typeKnown for oneAC
Optical driveidentical
CD read speedKnown for one24x
CD write speedKnown for one24x
CD rewrite speedKnown for one24x
DVD read speedKnown for one8x

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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