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Product comparison · 2 laptops

Lenovo ThinkPad R51 PM735 1700 256MB 30GB WXP vs Lenovo TS Thinkpad R50e Cent735 1700 512MB 40GB

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  • 51specifications compared
  • 12differ
  • 39identical
  • 6known for one product only

Key differences

  • Display diagonal
    • 35.8 cm (14.1")
    • 38.1 cm (15")
  • Internal memory
    • 0.25 GB
    • 0.5 GB
  • Total storage capacity
    • 30 GB
    • 40 GB
  • Number of built-in speakers
    • 2
    • 1
  • TV-out
    • Yes
    • No
  • Parallel ports quantity
    • 1
    • 0
  • Pointing device
    • ThinkPad UltraNav
    • Pointing Stick
  • Weight
    • 2.7 kg
    • 2.8 kg

Side by side

Differences highlightedShow differences only
57 specifications
A

Lenovo

ThinkPad R51 PM735 1700 256MB 30GB WXPView product
B

Lenovo

TS Thinkpad R50e Cent735 1700 512MB 40GBView product
Display1 differ
Display diagonalDiffers35.8 cm (14.1")38.1 cm (15")
Display resolution1024 x 768 pixels1024 x 768 pixels
Native aspect ratio4:34:3
Processoridentical
Processor manufacturerIntelIntel
Processor frequency1.7 GHz1.7 GHz
Processor front side bus400 MHz400 MHz
Memory1 differ
Internal memoryDiffers0.25 GB0.5 GB
Internal memory typeDDR-SDRAMDDR-SDRAM
Storage1 differ
Total storage capacityDiffers30 GB40 GB
Optical drive typeKnown for oneDVD-ROM
Graphicsidentical
Maximum resolution2048 x 1536 pixels2048 x 1536 pixels
Graphics card interfaceDirect AGPDirect AGP
Audio1 differ
Audio systemSoundMAXSoundMAX
Number of built-in speakersDiffers21
Optical driveidentical
DVD read speed8x8x
CD read speedKnown for one24x
CD write speedKnown for one24x
CD rewrite speedKnown for one10x
Networkidentical
Networking featuresEthernet/Fast Ethernet/IEEE 802.11b/IEEE 802.11gEthernet/Fast Ethernet/IEEE 802.11b/IEEE 802.11g
Ports & interfaces2 differ
USB 2.0 ports quantity22
Ethernet LAN (RJ-45) ports11
DVI portNoNo
VGA (D-Sub) ports quantity11
Firewire (IEEE 1394) ports00
Headphone outputs11
S/PDIF out portNoNo
Microphone inYesYes
Docking connectorNoNo
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
SmartCard slotNoNo
Modem (RJ-11) ports11
TV-in portNoNo
TV-outDiffersYesNo
TV-out typeKnown for oneS-Video
PS/2 ports quantity00
Parallel ports quantityDiffers10
Serial ports quantity00
I/O portsKnown for oneExpansion Bus port (for Dock II/Mini Dock or Port Replicator II)
USB 1.1 ports quantity00
Keyboard1 differ
Pointing deviceDiffersThinkPad UltraNavPointing Stick
Software1 differ
Operating system installedWindows XP ProfessionalWindows XP Professional
Bundled softwareDiffersAccess Program, ThinkVantage Access Connections, ThinkVantage Rescue and Recovery with Rapid Restore, Norton AntiVirus 2004, PC Doctor diagnostics, Intervideo WinDVD, Adobe Acrobat ReaderAccess Connections; Access Program; Rescue and Recovery, Norton AntiVirus 2004 with 90 days of virus definition upgrades, PC Doctor diagnostics, Adobe Acrobat Reader
Batteryidentical
Battery life (max)4 h4 h
Poweridentical
DC-in jackYesYes
Weight & dimensions2 differ
WeightDiffers2.7 kg2.8 kg
Dimensions (WxDxH)Differs314 x 260 x 34 mm332 x 269 x 38 mm
Hard drive1 differ
Storage drive typeDiffersATA-100 (Enhanced IDE)ATA-100
Other features1 differ
Security features-Hard disk drive password -Power-on password -Security Slot -Supervisor password-Hard disk drive password -Power-on password -Security Slot -Supervisor password
Infrared data portDiffersYesNo
Battery type6 Cell6 Cell
Wake-on-LAN readyNoNo
Wake-on-Ring readyNoNo
Internal modemYesYes
Modem speed56 Kbit/s56 Kbit/s
Modem type56K V.9256K V.92
Supplied AC adapter typeACAC

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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