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Product comparison · 2 laptops

Lenovo ThinkPad R52 PM 1.73GHz 512MB 60GB DVD-RW WXP vs Lenovo TS THINKPAD R51 PMC725-1.6G

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  • 15specifications compared
  • 8differ
  • 7identical
  • 53known for one product only

Key differences

  • Processor frequency
    • 1.73 GHz
    • 1.6 GHz
  • Processor front side bus
    • 533 MHz
    • 400 MHz
  • Internal memory
    • 0.5 GB
    • 0.25 GB
  • Total storage capacity
    • 60 GB
    • 40 GB
  • Graphics card interface
    • PCI Express
    • Direct AGP
  • Battery life (max)
    • 3.6 h
    • 4 h
  • Dimensions (WxDxH)
    • 332 x 269 x 38 mm
    • 332 x 269 x 37 mm

Side by side

Differences highlightedShow differences only
68 specifications
A

Lenovo

ThinkPad R52 PM 1.73GHz 512MB 60GB DVD-RW WXPView product
B

Lenovo

TS THINKPAD R51 PMC725-1.6GView 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)Known for one750:1
Processor2 differ
Processor frequencyDiffers1.73 GHz1.6 GHz
Processor front side busDiffers533 MHz400 MHz
Processor manufacturerKnown for oneIntel
Memory1 differ
Internal memoryDiffers0.5 GB0.25 GB
Internal memory typeKnown for oneDDR2-SDRAM
Maximum internal memoryKnown for one2 GB
Storage1 differ
Total storage capacityDiffers60 GB40 GB
HDD interfaceKnown for oneUltra-ATA/100
Optical drive typeKnown for oneDVD-RW
Graphics1 differ
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneAMD Mobility Radeon X300
Maximum graphics card memoryKnown for one0.064 GB
Graphics card interfaceDiffersPCI ExpressDirect AGP
Maximum resolutionKnown for one2048 x 1536 pixels
Audioidentical
Audio systemKnown for oneSoundMAX
Number of built-in speakers22
Network1 differ
Networking featuresDiffersEthernet/Fast Ethernet/Gigabit EthernetEthernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11b/IEEE 802.11g/Bluetooth
Wireless technologyKnown for oneIEEE 802.11b/IEEE 802.11g/Bluetooth
Ports & interfacesidentical
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 one1
CardBus PCMCIA slot typeKnown for oneType II
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
USB 1.1 ports quantityKnown for one0
I/O portsKnown for one•S-Video out •2 USB 2.0 •RJ-45 •Parallel •RJ-11 •Headphone/Line out •Infrared •IEEE 1394 •Line in •AC adapter •Expansion Bus port (for Dock II/Mini Dock or Port Replicator II) •External microphone •External Display, USB, parallel, RJ-11, RJ-45, FIR, IEEE 1394
Keyboardidentical
Pointing deviceKnown for oneThinkPad UltraNav
Keyboard typeKnown for oneFull size
Softwareidentical
Operating system installedKnown for oneWindows XP Professional
Bundled softwareKnown for oneAccess Program, ThinkVantage Access Connections, ThinkVantage Rescue and Recovery with Rapid Restore, Norton AntiVirus 2004 with 90 days of virus definition upgrades, PC Doctor diagnostics, Adobe Acrobat Reader
Compatible operating systemsKnown for oneMicrosoft Windows XP Professional
Battery1 differ
Number of battery cellsKnown for one6
Battery life (max)Differs3.6 h4 h
Poweridentical
DC-in jackKnown for oneYes
Securityidentical
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Weight & dimensions1 differ
WeightKnown for one2.8 kg
Dimensions (WxDxH)Differs332 x 269 x 38 mm332 x 269 x 37 mm
WidthKnown for one332 mm
DepthKnown for one269 mm
Other featuresidentical
Infrared data portKnown for oneYes
Internal modemYesYes
Modem speed56 Kbit/s56 Kbit/s
Supplied AC adapter typeACAC
Security featuresKnown for one•IBM Embedded Security Subsystem 2.0 •IBM Security Slot •Power-on password •Supervisor password •Hard disk drive password
Battery typeKnown for one6 cell Li-Ion battery pack
Optical driveidentical
CD read speedKnown for one24x
CD write speedKnown for one24x
CD rewrite speedKnown for one24x
DVD read speedKnown for one8x
Hard driveidentical
Storage drive typeKnown for oneATA-100 (Enhanced IDE)

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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