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Product comparison · 2 laptops

Lenovo TS ThinkPad R51 PM 735 1.7Ghz vs Lenovo TS ThinkPad T42 PM 735 1.7Ghz

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  • 55specifications compared
  • 10differ
  • 45identical
  • 7known for one product only

Key differences

  • Display diagonal
    • 38.1 cm (15")
    • 35.8 cm (14.1")
  • Display resolution
    • 1400 x 1050 pixels
    • 1024 x 768 pixels
  • Total storage capacity
    • 60 GB
    • 40 GB
  • Optical drive type
    • DVD-RW
    • DVD-ROM
  • Discrete graphics card model
    • AMD Mobility Radeon 9000 IGP
    • AMD Mobility Radeon 7500
  • Firewire (IEEE 1394) ports
    • 1
    • 0
  • Battery life (max)
    • 3.7 h
    • 4 h
  • Weight
    • 3 kg
    • 2.2 kg

Side by side

Differences highlightedShow differences only
62 specifications
A

Lenovo

TS ThinkPad R51 PM 735 1.7GhzView product
B

Lenovo

TS ThinkPad T42 PM 735 1.7GhzView product
Display2 differ
Display diagonalDiffers38.1 cm (15")35.8 cm (14.1")
Display resolutionDiffers1400 x 1050 pixels1024 x 768 pixels
Native aspect ratio4:34:3
Processoridentical
Processor manufacturerIntelIntel
Processor frequency1.7 GHz1.7 GHz
Processor front side bus400 MHz400 MHz
Memoryidentical
Internal memory0.5 GB0.5 GB
Internal memory typeDDR-SDRAMDDR-SDRAM
Maximum internal memory2 GB2 GB
Storage2 differ
Total storage capacityDiffers60 GB40 GB
Optical drive typeDiffersDVD-RWDVD-ROM
Graphics1 differ
Discrete graphics cardYesYes
Discrete graphics card modelDiffersAMD Mobility Radeon 9000 IGPAMD Mobility Radeon 7500
Maximum graphics card memory0.032 GB0.032 GB
Maximum resolutionKnown for one2048 x 1536 pixels
Graphics card interfaceAGP 4XAGP 4X
Audioidentical
Audio systemSoundMAXSoundMAX
Number of built-in speakers22
Optical driveidentical
CD read speedKnown for one24x
CD write speedKnown for one24x
CD rewrite speedKnown for one24x
DVD read speedKnown for one8x
Networkidentical
Networking featuresEthernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11b/IEEE 802.11g/BluetoothEthernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11b/IEEE 802.11g/Bluetooth
Ports & interfaces1 differ
USB 2.0 ports quantity22
Ethernet LAN (RJ-45) ports11
DVI portNoNo
VGA (D-Sub) ports quantity11
Firewire (IEEE 1394) portsDiffers10
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-outYesYes
TV-out typeS-VideoS-Video
PS/2 ports quantity00
Parallel ports quantity11
Serial ports quantity00
I/O portsKnown for one-Expansion Bus port (for Dock II/Mini Dock or Port Replicator II)
USB 1.1 ports quantity00
Keyboardidentical
Pointing deviceThinkPad UltraNavThinkPad UltraNav
Keyboard typeFull sizeFull size
Softwareidentical
Operating system installedWindows XP ProfessionalWindows XP Professional
Bundled softwareKnown for oneAccess Program, ThinkVantage Access Connections, ThinkVantage Client Security Solution, ThinkVantage Rescue and Recovery with Rapid Restore, Norton AntiVirus 2004 with 90 days of virus definition upgrades, PC Doctor diagnostics, PC-Doctor, ThinkVantage Fingerprint Software, Adobe Acrobat Reader
Battery1 differ
Number of battery cells66
Battery life (max)Differs3.7 h4 h
Poweridentical
DC-in jackYesYes
Weight & dimensions2 differ
WeightDiffers3 kg2.2 kg
Dimensions (WxDxH)Differs332 x 269 x 38 mm311 x 255 x 27 mm
Hard driveidentical
Storage drive typeATA-100 (Enhanced IDE)ATA-100 (Enhanced IDE)
Other features1 differ
Security featuresDiffers-Hard disk drive password -Power-on password -Security Slot -Supervisor password-Integrated fingerprint reader -Power-on password -Security Slot -Supervisor password -Hard disk drive password
Infrared data portYesYes
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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