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Product comparison · 2 laptops

Lenovo ThinkPad R51 PM 735 512MB 40GB WXP BE vs Lenovo ThinkPad T43 PM-750 512MB 40GB 14.1 inch TFT Centrino 11b/g Blue too

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  • 53specifications compared
  • 14differ
  • 39identical
  • 16known for one product only

Key differences

The Lenovo ThinkPad T43 PM-750 512MB 40GB 14.1 inch TFT Centrino 11b/g Blue too has 0.1 GHz more processor frequency than the Lenovo ThinkPad R51 PM 735 512MB 40GB WXP BE (1.8 GHz vs 1.7 GHz). The Lenovo ThinkPad T43 PM-750 512MB 40GB 14.1 inch TFT Centrino 11b/g Blue too has 133 MHz more processor front side bus than the Lenovo ThinkPad R51 PM 735 512MB 40GB WXP BE (533 MHz vs 400 MHz). The Lenovo ThinkPad T43 PM-750 512MB 40GB 14.1 inch TFT Centrino 11b/g Blue too has 1,200 RPM more HDD speed than the Lenovo ThinkPad R51 PM 735 512MB 40GB WXP BE (5400 RPM vs 4200 RPM). Only the Lenovo ThinkPad R51 PM 735 512MB 40GB WXP BE has docking connector. Internal memory type: DDR-SDRAM on the Lenovo ThinkPad R51 PM 735 512MB 40GB WXP BE, DDR2-SDRAM on the Lenovo ThinkPad T43 PM-750 512MB 40GB 14.1 inch TFT Centrino 11b/g Blue too.

  • Processor frequency
    • 1.7 GHz
    • 1.8 GHz
  • Processor front side bus
    • 400 MHz
    • 533 MHz
  • Internal memory type
    • DDR-SDRAM
    • DDR2-SDRAM
  • HDD speed
    • 4200 RPM
    • 5400 RPM
  • Maximum graphics card memory
    • 0.064 GB
    • 0.128 GB
  • Graphics card interface
    • Direct AGP
    • PCI Express
  • VGA (D-Sub) ports quantity
    • 0
    • 1
  • Firewire (IEEE 1394) ports
    • 1
    • 0

Side by side

Differences highlightedShow differences only
69 specifications
A

Lenovo

ThinkPad R51 PM 735 512MB 40GB WXP BEView product
B

Lenovo

ThinkPad T43 PM-750 512MB 40GB 14.1 inch TFT Centrino 11b/g Blue tooView product
Displayidentical
Display diagonal35.8 cm (14.1")35.8 cm (14.1")
Display resolution1024 x 768 pixels1024 x 768 pixels
Native aspect ratio4:34:3
Processor2 differ
Processor manufacturerIntelIntel
Processor frequencyDiffers1.7 GHz1.8 GHz
Processor front side busDiffers400 MHz533 MHz
Memory1 differ
Internal memory0.5 GB0.5 GB
Internal memory typeDiffersDDR-SDRAMDDR2-SDRAM
Storage1 differ
Total storage capacity40 GB40 GB
HDD speedDiffers4200 RPM5400 RPM
Optical drive typeKnown for oneDVD-ROM
Graphics2 differ
Maximum graphics card memoryDiffers0.064 GB0.128 GB
Maximum resolution2048 x 1536 pixels2048 x 1536 pixels
Graphics card interfaceDiffersDirect AGPPCI Express
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneIntel® GMA 900
Audioidentical
Number of built-in speakers22
Audio systemKnown for oneSoundMAX
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 Ethernet/IEEE 802.11b/IEEE 802.11gEthernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11b/IEEE 802.11g/Bluetooth
Ports & interfaces5 differ
USB 2.0 ports quantity22
Ethernet LAN (RJ-45) ports11
DVI portNoNo
VGA (D-Sub) ports quantityDiffers01
Firewire (IEEE 1394) portsDiffers10
Headphone outputs11
S/PDIF out portNoNo
Microphone inYesYes
Docking connectorDiffersYesNo
CardBus PCMCIA slots quantityDiffers02
CardBus PCMCIA slot typeDiffersNoType II
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 oneDocking/Port Replicator
Keyboardidentical
Pointing deviceKnown for oneThinkPad UltraNav
Keyboard typeFull sizeFull size
Softwareidentical
Operating system installedWindows XP ProfessionalWindows XP Professional
Bundled softwareKnown for oneAccess IBM, Access Program, Client Security Software, IBM Access Connections, IBM Client Security Software (web-downloadable), Norton AntiVirus 2004, Norton AntiVirus 2005 with 90 days of virus definition upgrades, PC Doctor diagnostics, PC-Doctor, Rescue and Recovery with Rapid Restore, Adobe Acrob
Batteryidentical
Number of battery cellsKnown for one6
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
WeightDiffers2.7 kg2.3 kg
WidthKnown for one314 mm
DepthKnown for one260 mm
HeightKnown for one34 mm
Dimensions (WxDxH)Differs314 x 260 x 34 mm311 x 255 x 27 mm
Hard driveidentical
Storage drive typeATA-100 (Enhanced IDE)ATA-100 (Enhanced IDE)
Other featuresidentical
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
Security featuresKnown for one-Supervisor password -Embedded Security Subsystem 2.0 -Hard disk drive password -Integrated fingerprint reader -Power-on password -Security lock slot
Battery typeKnown for one6 Cell

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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