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Product comparison · 2 laptops

Lenovo ThinkPad R52 PM-740 512MB 40GB 15.0 inch TFT Centrino 11a/b/g COMBO WXP vs Lenovo ThinkPad R52 PM-750 512MB 60GB 15.0 inch SXGA TFT Centrino 11a/b/g DVD

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  • 53specifications compared
  • 6differ
  • 47identical
  • 7known for one product only

Key differences

The Lenovo ThinkPad R52 PM-750 512MB 60GB 15.0 inch SXGA TFT Centrino 11a/b/g DVD has 0.13 GHz more processor frequency than the Lenovo ThinkPad R52 PM-740 512MB 40GB 15.0 inch TFT Centrino 11a/b/g COMBO WXP (1.86 GHz vs 1.73 GHz). The Lenovo ThinkPad R52 PM-750 512MB 60GB 15.0 inch SXGA TFT Centrino 11a/b/g DVD has 20 GB more total storage capacity than the Lenovo ThinkPad R52 PM-740 512MB 40GB 15.0 inch TFT Centrino 11a/b/g COMBO WXP (60 GB vs 40 GB). The Lenovo ThinkPad R52 PM-740 512MB 40GB 15.0 inch TFT Centrino 11a/b/g COMBO WXP has 0.1 h more battery life (max) than the Lenovo ThinkPad R52 PM-750 512MB 60GB 15.0 inch SXGA TFT Centrino 11a/b/g DVD (3.7 h vs 3.6 h). Display resolution: 1024 x 768 pixels on the Lenovo ThinkPad R52 PM-740 512MB 40GB 15.0 inch TFT Centrino 11a/b/g COMBO WXP, 1400 x 1050 pixels on the Lenovo ThinkPad R52 PM-750 512MB 60GB 15.0 inch SXGA TFT Centrino 11a/b/g DVD. Discrete graphics card model: Intel® GMA 900 on the Lenovo ThinkPad R52 PM-740 512MB 40GB 15.0 inch TFT Centrino 11a/b/g COMBO WXP, AMD Mobility Radeon X300 on the Lenovo ThinkPad R52 PM-750 512MB 60GB 15.0 inch SXGA TFT Centrino 11a/b/g DVD.

  • Display resolution
    • 1024 x 768 pixels
    • 1400 x 1050 pixels
  • Processor frequency
    • 1.73 GHz
    • 1.86 GHz
  • Total storage capacity
    • 40 GB
    • 60 GB
  • Discrete graphics card model
    • Intel® GMA 900
    • AMD Mobility Radeon X300
  • Battery life (max)
    • 3.7 h
    • 3.6 h

Side by side

Differences highlightedShow differences only
60 specifications
A

Lenovo

ThinkPad R52 PM-740 512MB 40GB 15.0 inch TFT Centrino 11a/b/g COMBO WXPView product
B

Lenovo

ThinkPad R52 PM-750 512MB 60GB 15.0 inch SXGA TFT Centrino 11a/b/g DVDView product
Display1 differ
Display diagonal38.1 cm (15")38.1 cm (15")
Display resolutionDiffers1024 x 768 pixels1400 x 1050 pixels
Native aspect ratio4:34:3
Contrast ratio (typical)750:1750:1
Processor1 differ
Processor manufacturerIntelIntel
Processor frequencyDiffers1.73 GHz1.86 GHz
Processor front side bus533 MHz533 MHz
Memoryidentical
Internal memory0.5 GB0.5 GB
Internal memory typeDDR2-SDRAMDDR2-SDRAM
Storage1 differ
Total storage capacityDiffers40 GB60 GB
Graphics1 differ
Discrete graphics cardYesYes
Discrete graphics card modelDiffersIntel® GMA 900AMD Mobility Radeon X300
Maximum resolution2048 x 1536 pixels2048 x 1536 pixels
Graphics card interfacePCI ExpressPCI Express
Maximum graphics card memoryKnown for one0.064 GB
Audioidentical
Number of built-in speakers22
Optical driveidentical
CD read speedKnown for one24x
CD write speedKnown for one24x
CD rewrite speedKnown for one24x
DVD read speedKnown for one8x
Networkidentical
Networking featuresEthernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11a/IEEE 802.11b/IEEE 802.11g/BluetoothEthernet/Fast Ethernet/Gigabit Ethernet/IEEE 802.11a/IEEE 802.11b/IEEE 802.11g/Bluetooth
Ports & interfaces1 differ
USB 2.0 ports quantity22
Ethernet LAN (RJ-45) ports11
DVI portNoNo
VGA (D-Sub) ports quantity11
Firewire (IEEE 1394) ports11
Headphone outputs11
S/PDIF out portNoNo
Microphone inYesYes
Docking connectorNoNo
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
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
I/O portsDiffersDocking/Port Replicator-Docking/Port Replicator -Expansion Bus port (for Dock II/Mini Dock or Port Replicator II)
USB 1.1 ports quantity00
Keyboardidentical
Pointing deviceThinkPad UltraNavThinkPad UltraNav
Keyboard typeKnown for oneFull size
Softwareidentical
Bundled softwareKnown for oneAccess 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)Differs3.7 h3.6 h
Poweridentical
DC-in jackYesYes
Weight & dimensionsidentical
Weight2.8 kg2.8 kg
Dimensions (WxDxH)332 x 269 x 38 mm332 x 269 x 38 mm
Hard driveidentical
Storage drive typeATA-100 (Enhanced IDE)ATA-100 (Enhanced IDE)
Other featuresidentical
Security features-Hard disk drive password -IBM Embedded Security Subsystem 2.0 -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 portYesYes
Battery type6 Cell Lithium-Ion6 Cell Lithium-Ion
Wake-on-LAN readyNoNo
Wake-on-Ring readyNoNo
Internal modemYesYes
Modem speed56 Kbit/s56 Kbit/s
Modem type56K V.9256K V.92
Supplied AC adapter typeACAC

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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