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Product comparison · 2 laptops

Lenovo ThinkPad R51 vs Lenovo TS ThinkPad T42 PM735 512MB 40GB WXPP

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  • 53specifications compared
  • 11differ
  • 42identical
  • 19known 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
  • Discrete graphics card model
    • AMD Mobility Radeon 9000 IGP
    • AMD Mobility Radeon 7500
  • Firewire (IEEE 1394) ports
    • 1
    • 0
  • CardBus PCMCIA slots quantity
    • 1
    • 0
  • CardBus PCMCIA slot type
    • Type II
    • No
  • Weight
    • 3 kg
    • 2.2 kg
  • Dimensions (WxDxH)
    • 332 x 269 x 38 mm
    • 311 x 255 x 27 mm

Side by side

Differences highlightedShow differences only
72 specifications
A

Lenovo

ThinkPad R51View product
B

Lenovo

TS ThinkPad T42 PM735 512MB 40GB WXPPView 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 frequency1.7 GHz1.7 GHz
Processor front side bus400 MHz400 MHz
Processor manufacturerKnown for oneIntel
Memoryidentical
Internal memory0.5 GB0.5 GB
Internal memory typeDDR-SDRAMDDR-SDRAM
Maximum internal memory2 GB2 GB
Storageidentical
Total storage capacity40 GB40 GB
HDD interfaceKnown for oneUltra-ATA/100
HDD speedKnown for one4200 RPM
Optical drive typeDVD-ROMDVD-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 interfaceKnown for oneAGP 4X
Audioidentical
Audio systemSoundMAXSoundMAX
Number of built-in speakers22
Cameraidentical
Front cameraKnown for oneNo
Optical driveidentical
CD read speed24x24x
CD write speed24x24x
CD rewrite speed24x24x
DVD read speed8x8x
Network1 differ
Networking featuresDiffersEthernet/Fast Ethernet/Gigabit EthernetEthernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11b/IEEE 802.11g/Bluetooth
Wireless technologyKnown for oneIEEE 802.11b/IEEE 802.11g
Ports & interfaces3 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 quantityDiffers10
CardBus PCMCIA slot typeDiffersType IINo
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
USB 1.1 ports quantity00
I/O portsKnown for one-Expansion Bus port (for Dock II/Mini Dock or Port Replicator II)
Keyboardidentical
Pointing deviceThinkPad UltraNavThinkPad UltraNav
Keyboard typeKnown for oneFull size
Software1 differ
Operating system installedWindows XP ProfessionalWindows XP Professional
Bundled softwareDiffersAccess Program, Drive Letter Access, Record Now, ThinkVantage Access Connections, ThinkVantage Rescue and Recovery with Rapid Restore, Norton AntiVirus 2004, PC Doctor diagnostics, Adobe Acrobat ReaderAccess 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
Batteryidentical
Number of battery cells66
Battery life (max)4 h4 h
Poweridentical
DC-in jackYesYes
Securityidentical
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneIBM
Weight & dimensions2 differ
WeightDiffers3 kg2.2 kg
WidthKnown for one332 mm
DepthKnown for one269 mm
HeightKnown for one38 mm
Dimensions (WxDxH)Differs332 x 269 x 38 mm311 x 255 x 27 mm
Other features1 differ
Infrared data portYesYes
Internal modemYesYes
Modem speed56 Kbit/s56 Kbit/s
Modem typeDiffersV.9256K V.92
Docking solutionKnown for oneDock II / Mini Dock, Port Replicator II
Supplied AC adapter typeACAC
Security featuresKnown for one-Integrated fingerprint reader -Power-on password -Security Slot -Supervisor password -Hard disk drive password
Wake-on-LAN readyKnown for oneNo
Wake-on-Ring readyKnown for oneNo
Hard driveidentical
Storage drive typeKnown for oneATA-100 (Enhanced IDE)

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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