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Product comparison · 2 laptops

Lenovo ThinkPad R51e vs Lenovo ThinkPad X41 Intel Pentium M Low Voltage 778

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  • 51specifications compared
  • 18differ
  • 33identical
  • 18known for one product only

Key differences

  • Display diagonal
    • 38.1 cm (15")
    • 30.7 cm (12.1")
  • Processor frequency
    • 1.5 GHz
    • 1.6 GHz
  • Internal memory
    • 0.25 GB
    • 0.5 GB
  • HDD interface
    • EIDE/ATA
    • Ultra-ATA/100
  • HDD speed
    • 5400 RPM
    • 4200 RPM
  • Optical drive type
    • DVD-ROM
    • No
  • Discrete graphics card model
    • AMD Radeon Xpress 200M
    • Intel® GMA 900
  • Maximum graphics card memory
    • 0.064 GB
    • 0.128 GB

Side by side

Differences highlightedShow differences only
69 specifications
A

Lenovo

ThinkPad R51eView product
B

Lenovo

ThinkPad X41 Intel Pentium M Low Voltage 778View product
Display1 differ
Display diagonalDiffers38.1 cm (15")30.7 cm (12.1")
Processor1 differ
Processor manufacturerKnown for oneIntel
Processor familyKnown for oneIntel® Celeron® M
Processor frequencyDiffers1.5 GHz1.6 GHz
Processor cacheKnown for one1 MB
Processor cache typeKnown for oneL2
Memory1 differ
Internal memoryDiffers0.25 GB0.5 GB
Maximum internal memoryKnown for one2 GB
Storage3 differ
HDD interfaceDiffersEIDE/ATAUltra-ATA/100
HDD speedDiffers5400 RPM4200 RPM
Optical drive typeDiffersDVD-ROMNo
Compatible memory cardsKnown for oneSD
Graphics2 differ
Discrete graphics card modelDiffersAMD Radeon Xpress 200MIntel® GMA 900
Maximum graphics card memoryDiffers0.064 GB0.128 GB
Graphics card interfaceKnown for onePCI Express
Optical driveidentical
CD read speedKnown for one24x
CD write speedKnown for one24x
CD rewrite speedKnown for one24x
DVD read speedKnown for one8x
Network1 differ
Networking featuresDiffersEthernet/Fast EthernetEthernet/Fast Ethernet/Gigabit Ethernet
Ports & interfaces3 differ
CardBus PCMCIA slot typeDiffersType IIIType II
SmartCard slotDiffersNoYes
Parallel ports quantityDiffers10
Keyboardidentical
Keyboard typeKnown for oneFull size
Software1 differ
Bundled softwareDiffersDrive Letter Access (DLA), PC-Doctor Windows, Symantec Client Security 3.0 (with 90 days of virus definitions), ThinkPad Configuration Utility, ThinkVantage Client Security Software, ThinkVantage Productivity Center, ThinkVantage Rescue and Recovery, Adobe Acrobat ReaderAccess program, ThinkVantage Access Connections, Norton AntiVirus 2004 with 90 days of virus definition upgrades, PC Doctor diagnostics, ThinkVantage Rescue and Recovery, Adobe Acrobat Reader
Battery2 differ
Number of battery cellsDiffers64
Battery life (max)Differs4 h2.5 h
Weight & dimensions2 differ
WeightDiffers2.8 kg1.24 kg
WidthKnown for one332 mm
DepthKnown for one269 mm
HeightKnown for one37 mm
Dimensions (WxDxH)Differs332 x 269 x 37 mm268 x 211 x 21 mm
Other features1 differ
Infrared data portDiffersNoYes
Modem typeKnown for oneV.92
Supported protocolsKnown for one-Embedded Security Subsystem 2.0 -Hard disk drive password -Integrated fingerprint reader -Power-on password -Supervisor password
Poweridentical
DC-in jackKnown for oneYes

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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