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Product comparison · 2 laptops

Lenovo ThinkPad R50e Cel-1.4 256MB 40GB 15.0 inch TFT COMBO WXP US vs Lenovo ThinkPad R52 PM-740 512MB 40GB 15.0 inch TFT Centrino 11a/b/g COMBO WXP

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  • 29specifications compared
  • 11differ
  • 18identical
  • 35known for one product only

Key differences

The Lenovo ThinkPad R52 PM-740 512MB 40GB 15.0 inch TFT Centrino 11a/b/g COMBO WXP has 0.33 GHz more processor frequency than the Lenovo ThinkPad R50e Cel-1.4 256MB 40GB 15.0 inch TFT COMBO WXP US (1.73 GHz vs 1.4 GHz). The Lenovo ThinkPad R52 PM-740 512MB 40GB 15.0 inch TFT Centrino 11a/b/g COMBO WXP has 133 MHz more processor front side bus than the Lenovo ThinkPad R50e Cel-1.4 256MB 40GB 15.0 inch TFT COMBO WXP US (533 MHz vs 400 MHz). The Lenovo ThinkPad R52 PM-740 512MB 40GB 15.0 inch TFT Centrino 11a/b/g COMBO WXP has 0.25 GB more internal memory than the Lenovo ThinkPad R50e Cel-1.4 256MB 40GB 15.0 inch TFT COMBO WXP US (0.5 GB vs 0.25 GB). Graphics card interface: Direct AGP on the Lenovo ThinkPad R50e Cel-1.4 256MB 40GB 15.0 inch TFT COMBO WXP US, PCI Express on the Lenovo ThinkPad R52 PM-740 512MB 40GB 15.0 inch TFT Centrino 11a/b/g COMBO WXP.

  • Processor frequency
    • 1.4 GHz
    • 1.73 GHz
  • Processor front side bus
    • 400 MHz
    • 533 MHz
  • Internal memory
    • 0.25 GB
    • 0.5 GB
  • Graphics card interface
    • Direct AGP
    • PCI Express
  • Number of built-in speakers
    • 1
    • 2
  • Battery life (max)
    • 3.5 h
    • 3.7 h
  • Weight
    • 3 kg
    • 2.8 kg

Side by side

Differences highlightedShow differences only
64 specifications
A

Lenovo

ThinkPad R50e Cel-1.4 256MB 40GB 15.0 inch TFT COMBO WXP USView product
B

Lenovo

ThinkPad R52 PM-740 512MB 40GB 15.0 inch TFT Centrino 11a/b/g COMBO WXPView product
Displayidentical
Display diagonal38.1 cm (15")38.1 cm (15")
Display resolution1024 x 768 pixels1024 x 768 pixels
Native aspect ratio4:34:3
Contrast ratio (typical)750:1750:1
Processor2 differ
Processor manufacturerIntelIntel
Processor frequencyDiffers1.4 GHz1.73 GHz
Processor front side busDiffers400 MHz533 MHz
Processor familyKnown for oneIntel® Celeron® M
Memory1 differ
Internal memoryDiffers0.25 GB0.5 GB
Internal memory typeKnown for oneDDR2-SDRAM
Storageidentical
Total storage capacity40 GB40 GB
HDD speedKnown for one4200 RPM
Graphics1 differ
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneIntel® GMA 900
Maximum resolution2048 x 1536 pixels2048 x 1536 pixels
Graphics card interfaceDiffersDirect AGPPCI Express
Maximum graphics card memoryKnown for one0.064 GB
Audio1 differ
Number of built-in speakersDiffers12
Optical driveidentical
CD read speed24x24x
CD write speed24x24x
CD rewrite speed24x24x
DVD read speed8x8x
Network1 differ
Networking featuresDiffersEthernet/Fast Ethernet/IEEE 802.11b/IEEE 802.11gEthernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11a/IEEE 802.11b/IEEE 802.11g/Bluetooth
Ports & interfaces1 differ
USB 2.0 ports quantityKnown for one2
Ethernet LAN (RJ-45) portsKnown for one1
DVI portKnown for oneNo
VGA (D-Sub) ports quantityKnown for one1
Firewire (IEEE 1394) portsKnown for one1
Headphone outputsKnown for one1
S/PDIF out portKnown for oneNo
Microphone inKnown for oneYes
Docking connectorKnown for oneNo
CardBus PCMCIA slots quantityKnown for one0
CardBus PCMCIA slot typeKnown for oneNo
SmartCard slotKnown for oneNo
Modem (RJ-11) portsKnown for one1
TV-in portKnown for oneNo
TV-outKnown for oneYes
TV-out typeKnown for oneS-Video
PS/2 ports quantityKnown for one0
Parallel ports quantityKnown for one1
Serial ports quantityKnown for one0
I/O portsDiffers•2 USB 2.0 •AC adapter •External microphone •External Display •Headphone/Line out •RJ-11 •RJ-45, USB, RJ-11, RJ-45Docking/Port Replicator
USB 1.1 ports quantityKnown for one0
Keyboardidentical
Pointing deviceKnown for oneThinkPad UltraNav
Keyboard typeFull sizeFull size
Software1 differ
Bundled softwareDiffersAccess IBM, IBM Access Connections, IBM Rescue and Recovery with Rapid Restore, Norton AntiVirus 2004, PC Doctor diagnostics, Adobe Acrobat ReaderAccess 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)Differs3.5 h3.7 h
Poweridentical
DC-in jackKnown for oneYes
Weight & dimensions1 differ
WeightDiffers3 kg2.8 kg
Dimensions (WxDxH)332 x 269 x 38 mm332 x 269 x 38 mm
WidthKnown for one332 mm
DepthKnown for one254 mm
Hard driveidentical
Storage drive typeATA-100 (Enhanced IDE)ATA-100 (Enhanced IDE)
Other features1 differ
Security featuresDiffers•Hard disk drive password •IBM Security Slot •Power-on password •Supervisor password-Hard disk drive password -IBM Embedded Security Subsystem 2.0 -IBM Security Slot -Power-on password -Supervisor password
Infrared data portKnown for oneYes
Battery type6 Cell Lithium-Ion6 Cell Lithium-Ion
Wake-on-LAN readyKnown for oneNo
Wake-on-Ring readyKnown for oneNo
Internal modemYesYes
Modem speed56 Kbit/s56 Kbit/s
Modem typeKnown for one56K V.92
Supplied AC adapter typeKnown for oneAC

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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