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Product comparison · 2 laptops

Lenovo IBM THINKPAD T42 P M-1.7(735) CENT. 512/40G/14/DVD/CDRW/WXP US vs Lenovo ThinkPad R52 PM750 512MB XP BE

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  • 33specifications compared
  • 14differ
  • 19identical
  • 4known for one product only

Key differences

The Lenovo ThinkPad R52 PM750 512MB XP BE has 0.1 GHz more processor frequency than the Lenovo IBM THINKPAD T42 P M-1.7(735) CENT. 512/40G/14/DVD/CDRW/WXP US (1.8 GHz vs 1.7 GHz). The Lenovo ThinkPad R52 PM750 512MB XP BE has 133 MHz more processor front side bus than the Lenovo IBM THINKPAD T42 P M-1.7(735) CENT. 512/40G/14/DVD/CDRW/WXP US (533 MHz vs 400 MHz). The Lenovo IBM THINKPAD T42 P M-1.7(735) CENT. 512/40G/14/DVD/CDRW/WXP US has 1,200 RPM more HDD speed than the Lenovo ThinkPad R52 PM750 512MB XP BE (5400 RPM vs 4200 RPM). Display diagonal: 35.8 cm (14.1") on the Lenovo IBM THINKPAD T42 P M-1.7(735) CENT. 512/40G/14/DVD/CDRW/WXP US, 38.1 cm (15") on the Lenovo ThinkPad R52 PM750 512MB XP BE. Discrete graphics card model: AMD Mobility Radeon 7500 on the Lenovo IBM THINKPAD T42 P M-1.7(735) CENT. 512/40G/14/DVD/CDRW/WXP US, AMD Mobility Radeon X300 on the Lenovo ThinkPad R52 PM750 512MB XP BE.

  • Display diagonal
    • 35.8 cm (14.1")
    • 38.1 cm (15")
  • Processor frequency
    • 1.7 GHz
    • 1.8 GHz
  • Processor front side bus
    • 400 MHz
    • 533 MHz
  • HDD speed
    • 5400 RPM
    • 4200 RPM
  • Discrete graphics card model
    • AMD Mobility Radeon 7500
    • AMD Mobility Radeon X300
  • Maximum graphics card memory
    • 0.032 GB
    • 0.064 GB
  • Graphics card interface
    • AGP 4X
    • PCI Express
  • Battery life (max)
    • 5.1 h
    • 3.6 h

Side by side

Differences highlightedShow differences only
37 specifications
A

Lenovo

IBM THINKPAD T42 P M-1.7(735) CENT. 512/40G/14/DVD/CDRW/WXP USView product
B

Lenovo

ThinkPad R52 PM750 512MB XP BEView 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
Contrast ratio (typical)Known for one750:1
Processor2 differ
Processor manufacturerIntelIntel
Processor frequencyDiffers1.7 GHz1.8 GHz
Processor front side busDiffers400 MHz533 MHz
Memoryidentical
Internal memory0.5 GB0.5 GB
Internal memory typeKnown for oneDDR2-SDRAM
Storage1 differ
Total storage capacity40 GB40 GB
HDD speedDiffers5400 RPM4200 RPM
Optical drive typeKnown for oneDVD-ROM
Graphics3 differ
Discrete graphics cardYesYes
Discrete graphics card modelDiffersAMD Mobility Radeon 7500AMD Mobility Radeon X300
Maximum graphics card memoryDiffers0.032 GB0.064 GB
Maximum resolution2048 x 1536 pixels2048 x 1536 pixels
Graphics card interfaceDiffersAGP 4XPCI Express
Audioidentical
Audio systemKnown for onestereo
Number of built-in speakers22
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 802.11g/BluetoothEthernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11a/IEEE 802.11b/IEEE 802.11g/Bluetooth
Ports & interfaces1 differ
I/O portsDiffers-Infrared -Parallel -Expansion Bus port (for Dock II/Mini Dock or Port Replicator II) -External microphone -External Display -Headphone/Line out -AC adapter -RJ-11 -RJ-45 -S-Video out -2 USB 2.0-2 USB 2.0 -Microphone/line in -Parallel -External Display -Headphone/Line out -Infrared -IEEE 1394 -AC adapter -Docking/Port Replicator -Expansion Bus port (for Dock II/Mini Dock or Port Replicator II) -RJ-11 -RJ-45 -S-Video out
Keyboardidentical
Keyboard typeFull sizeFull size
Software1 differ
Bundled softwareDiffersAccess IBM, IBM Access Connections, IBM Client Security Software (web-downloadable), IBM Drive Letter Access by Sonic, IBM Record Now, IBM Rescue and Recovery with Rapid Restore, Norton AntiVirus 2004 with 90 days of virus definition upgrades, PC-Doctor, IBM fingerprint software, InterVideo WinDVD CAccess IBM, IBM Access Connections, IBM Rescue and Recovery, Norton AntiVirus 2004 with 90 days of virus definition upgrades, PC Doctor diagnostics, Adobe Acrobat Reader
Compatible operating systemsMicrosoft Windows XP ProfessionalMicrosoft Windows XP Professional
Battery1 differ
Battery life (max)Differs5.1 h3.6 h
Weight & dimensions2 differ
WeightDiffers2 kg2.58 kg
Dimensions (WxDxH)Differs311 x 255 x 27 mm332 x 269 x 38 mm
Hard driveidentical
Storage drive typeATA-100 (Enhanced IDE)ATA-100 (Enhanced IDE)
Other features1 differ
Security featuresDiffers-IBM Security Slot -Power-on password -Supervisor password -Hard disk drive password -Integrated fingerprint reader -IBM Embedded Security Subsystem 2.0-Supervisor password -IBM Security Slot -Power-on password -Hard disk drive password -IBM Embedded Security Subsystem 2.0
Battery type6 Cell Lithium-Ion6 Cell Lithium-Ion
Internal modemYesYes
Modem speed56 Kbit/s56 Kbit/s
Supplied AC adapter typeACAC

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