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Product comparison · 2 laptops

Lenovo ThinkPad R51 PM725 1600 512MB 60GB WXP vs Lenovo THINKPAD T41 PM-1.7G

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  • 23specifications compared
  • 12differ
  • 11identical
  • 17known for one product only

Key differences

The Lenovo THINKPAD T41 PM-1.7G has 0.1 GHz more processor frequency than the Lenovo ThinkPad R51 PM725 1600 512MB 60GB WXP (1.7 GHz vs 1.6 GHz). The Lenovo THINKPAD T41 PM-1.7G has 3,000 RPM more HDD speed than the Lenovo ThinkPad R51 PM725 1600 512MB 60GB WXP (7200 RPM vs 4200 RPM). The Lenovo THINKPAD T41 PM-1.7G has 0.2 h more battery life (max) than the Lenovo ThinkPad R51 PM725 1600 512MB 60GB WXP (4.2 h vs 4 h). Display diagonal: 38.1 cm (15") on the Lenovo ThinkPad R51 PM725 1600 512MB 60GB WXP, 35.8 cm (14.1") on the Lenovo THINKPAD T41 PM-1.7G. Display resolution: 1024 x 768 pixels on the Lenovo ThinkPad R51 PM725 1600 512MB 60GB WXP, 1400 x 1050 pixels on the Lenovo THINKPAD T41 PM-1.7G.

  • Display diagonal
    • 38.1 cm (15")
    • 35.8 cm (14.1")
  • Display resolution
    • 1024 x 768 pixels
    • 1400 x 1050 pixels
  • Processor frequency
    • 1.6 GHz
    • 1.7 GHz
  • HDD speed
    • 4200 RPM
    • 7200 RPM
  • Discrete graphics card model
    • AMD Mobility Radeon 7500
    • AMD Mobility Radeon 9000 IGP
  • Battery life (max)
    • 4 h
    • 4.2 h
  • Weight
    • 2.6 kg
    • 2.4 kg
  • Width
    • 314 mm
    • 311 mm

Side by side

Differences highlightedShow differences only
40 specifications
A

Lenovo

ThinkPad R51 PM725 1600 512MB 60GB WXPView product
B

Lenovo

THINKPAD T41 PM-1.7GView product
Display2 differ
Display diagonalDiffers38.1 cm (15")35.8 cm (14.1")
Display resolutionDiffers1024 x 768 pixels1400 x 1050 pixels
Native aspect ratio4:34:3
Contrast ratio (typical)750:1750:1
Processor1 differ
Processor frequencyDiffers1.6 GHz1.7 GHz
Processor manufacturerKnown for oneIntel
Processor front side busKnown for one400 MHz
Memoryidentical
Internal memory0.5 GB0.5 GB
Storage1 differ
Total storage capacity60 GB60 GB
HDD speedDiffers4200 RPM7200 RPM
Graphics1 differ
Discrete graphics cardYesYes
Discrete graphics card modelDiffersAMD Mobility Radeon 7500AMD Mobility Radeon 9000 IGP
Maximum graphics card memory0.032 GB0.032 GB
Maximum resolutionKnown for one2048 x 1536 pixels
Graphics card interfaceKnown for oneAGP 4X
Audioidentical
Audio systemKnown for oneSoundMAX
Number of built-in speakersKnown for one2
Optical driveidentical
CD read speedKnown for one24x
CD write speedKnown for one16x
CD rewrite speedKnown for one10x
DVD read speedKnown for one8x
Network1 differ
Networking featuresDiffersEthernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11b/IEEE 802.11g/BluetoothEthernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11a/b/g/Bluetooth
Ports & interfaces1 differ
I/O portsDiffers-AC adapter -Expansion Bus port (for Dock II/Mini Dock or Port Replicator II) -External microphone -External Display -Headphone/Line out -Infrared -Parallel -RJ-11 -RJ-45 -S-Video out -2 USB 2.0, USB, parallel, RJ-11, RJ-45, FIR, IEEE 1394USB, parallel, RJ-11, RJ-45, IrDA
Softwareidentical
Bundled softwareKnown for oneAccess IBM; IBM Access Connections; IBM Access Support; IBM Drive Letter Access; IBM Rapid Restore Ultra; IBM Record Now, Norton AntiVirus 2003 OEM Version; PC-Doctor, Adobe Acrobat Reader
Compatible operating systemsMicrosoft Windows XP ProfessionalMicrosoft Windows XP Professional
Battery1 differ
Battery life (max)Differs4 h4.2 h
Poweridentical
AC adapter powerKnown for one72 W
Operational conditionsidentical
Operating temperature (T-T)Known for one10 - 31 °C
Operating relative humidity (H-H)Known for one8 - 80%
Weight & dimensions4 differ
WeightDiffers2.6 kg2.4 kg
WidthDiffers314 mm311 mm
DepthDiffers260 mm277 mm
Dimensions (WxDxH)Differs314 x 260 x 37 mm311 x 277 x 27 mm
Hard driveidentical
Storage drive typeATA-100 (Enhanced IDE)ATA-100 (Enhanced IDE)
Other featuresidentical
Internal modemYesYes
Modem speed56 Kbit/s56 Kbit/s
Supplied AC adapter typeACAC
Security featuresKnown for one-Hard disk drive password -IBM Embedded Security Subsystem 2.0 -IBM Security Slot -Power-on password -Supervisor password
Battery typeKnown for one6 Cell Lithium-Ion
Keyboardidentical
Keyboard typeKnown for oneFull size

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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