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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 R51 PM 1600 256MB 40GB WXPP

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  • 23specifications compared
  • 8differ
  • 15identical
  • 14known for one product only

Key differences

The Lenovo ThinkPad R51 PM-725 512MB 60GB 15.0 inch TFT Centrino 11b/g COMBO WXP has 0.25 GB more internal memory than the Lenovo TS ThinkPad R51 PM 1600 256MB 40GB WXPP (0.5 GB vs 0.25 GB). The Lenovo ThinkPad R51 PM-725 512MB 60GB 15.0 inch TFT Centrino 11b/g COMBO WXP has 20 GB more total storage capacity than the Lenovo TS ThinkPad R51 PM 1600 256MB 40GB WXPP (60 GB vs 40 GB). The Lenovo TS ThinkPad R51 PM 1600 256MB 40GB WXPP has 1,200 RPM more HDD speed than the Lenovo ThinkPad R51 PM-725 512MB 60GB 15.0 inch TFT Centrino 11b/g COMBO WXP (5400 RPM vs 4200 RPM). Graphics card interface: AGP 4X on the Lenovo ThinkPad R51 PM-725 512MB 60GB 15.0 inch TFT Centrino 11b/g COMBO WXP, Direct AGP on the Lenovo TS ThinkPad R51 PM 1600 256MB 40GB WXPP. Dimensions (WxDxH): 314 x 260 x 37 mm on the Lenovo ThinkPad R51 PM-725 512MB 60GB 15.0 inch TFT Centrino 11b/g COMBO WXP, 332 x 269 x 37 mm on the Lenovo TS ThinkPad R51 PM 1600 256MB 40GB WXPP.

  • 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
  • Weight
    • 2.6 kg
    • 2.7 kg
  • Dimensions (WxDxH)
    • 314 x 260 x 37 mm
    • 332 x 269 x 37 mm

Side by side

Differences highlightedShow differences only
37 specifications
A

Lenovo

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

Lenovo

TS ThinkPad R51 PM 1600 256MB 40GB WXPPView product
Processoridentical
Processor front side busKnown for one400 MHz
Memory1 differ
Internal memoryDiffers0.5 GB0.25 GB
Internal memory typeKnown for oneDDR-SDRAM
Storage2 differ
Total storage capacityDiffers60 GB40 GB
HDD speedDiffers4200 RPM5400 RPM
Optical drive typeKnown for oneDVD-ROM
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
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-S-Video out -2 USB 2.0 -RJ-45 -Parallel -RJ-11 -Headphone/Line out -Infrared -IEEE 1394 -Line in -AC adapter -Expansion Bus port (for Dock II/Mini Dock or Port Replicator II) -External microphone -External Display
Weight & dimensions2 differ
WeightDiffers2.6 kg2.7 kg
WidthKnown for one314 mm
DepthKnown for one260 mm
Dimensions (WxDxH)Differs314 x 260 x 37 mm332 x 269 x 37 mm
Other features1 differ
Security featuresDiffers-Hard disk drive password -IBM Embedded Security Subsystem 2.0 -IBM Security Slot -Power-on password -Supervisor password-IBM Embedded Security Subsystem 2.0 -IBM Security Slot -Power-on password -Supervisor password -Hard disk drive password
Battery typeKnown for one6 Cell Lithium-Ion
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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