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Product comparison · 2 laptops

Lenovo ThinkPad R51 vs Lenovo ThinkPad T41p

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  • 62specifications compared
  • 20differ
  • 42identical
  • 3known for one product only

Key differences

  • Display diagonal
    • 38.1 cm (15")
    • 35.8 cm (14.1")
  • Total storage capacity
    • 40 GB
    • 60 GB
  • HDD speed
    • 4200 RPM
    • 7200 RPM
  • Discrete graphics card model
    • AMD Mobility Radeon 9000 IGP
    • AMD Mobility FireGL T2
  • Maximum graphics card memory
    • 0.032 GB
    • 0.128 GB
  • CD write speed
    • 24x
    • 16x
  • CD rewrite speed
    • 24x
    • 10x
  • Wireless technology
    • IEEE 802.11b/IEEE 802.11g
    • IEEE 802.11b/Bluetooth

Side by side

Differences highlightedShow differences only
65 specifications
A

Lenovo

ThinkPad R51View product
B

Lenovo

ThinkPad T41pView product
Display1 differ
Display diagonalDiffers38.1 cm (15")35.8 cm (14.1")
Display resolution1400 x 1050 pixels1400 x 1050 pixels
Native aspect ratio4:34:3
Processoridentical
Processor frequency1.7 GHz1.7 GHz
Processor cacheKnown for one1 MB
Processor cache typeKnown for oneL2
Processor front side bus400 MHz400 MHz
Memoryidentical
Internal memory0.5 GB0.5 GB
Internal memory typeDDR-SDRAMDDR-SDRAM
Maximum internal memory2 GB2 GB
Storage2 differ
Total storage capacityDiffers40 GB60 GB
HDD interfaceUltra-ATA/100Ultra-ATA/100
HDD speedDiffers4200 RPM7200 RPM
Optical drive typeDVD-ROMDVD-ROM
Graphics2 differ
Discrete graphics cardYesYes
Discrete graphics card modelDiffersAMD Mobility Radeon 9000 IGPAMD Mobility FireGL T2
Maximum graphics card memoryDiffers0.032 GB0.128 GB
Audioidentical
Audio systemSoundMAXSoundMAX
Number of built-in speakers22
Optical drive2 differ
CD read speed24x24x
CD write speedDiffers24x16x
CD rewrite speedDiffers24x10x
DVD read speed8x8x
Network1 differ
Networking featuresEthernet/Fast Ethernet/Gigabit EthernetEthernet/Fast Ethernet/Gigabit Ethernet
Wireless technologyDiffersIEEE 802.11b/IEEE 802.11gIEEE 802.11b/Bluetooth
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 connectorDiffersNoYes
CardBus PCMCIA slots quantity11
CardBus PCMCIA slot typeDiffersType IIType III
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
Keyboardidentical
Pointing deviceThinkPad UltraNavThinkPad UltraNav
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 Support, Access Program, Drive Letter Access, Rapid Restore Ultra, Record Now, ThinkVantage Access Connections, IBM Update Connector, Norton AntiVirus 2003 OEM Version, PC-Doctor, Adobe Acrobat Reader
Battery2 differ
Number of battery cellsDiffers69
Battery life (max)Differs4 h6.4 h
Poweridentical
DC-in jackYesYes
Securityidentical
Cable lock slotYesYes
Cable lock slot typeIBMIBM
Weight & dimensions5 differ
WeightDiffers3 kg2.4 kg
WidthDiffers332 mm311 mm
DepthDiffers269 mm277 mm
HeightDiffers38 mm27 mm
Dimensions (WxDxH)Differs332 x 269 x 38 mm311 x 277 x 27 mm
Other features1 differ
Infrared data portYesYes
Internal modemYesYes
Modem speed56 Kbit/s56 Kbit/s
Modem typeV.92V.92
Docking solutionDiffersDock II / Mini Dock, Port Replicator IIDock II / Port Replicator II
Supplied AC adapter typeACAC
Cameraidentical
Front cameraKnown for oneNo

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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