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Product comparison · 2 laptops

Acer Extensa 7630-643G25Mn Intel® Core™2 Duo T6400 vs Lenovo ThinkPad R50e Intel Pentium Mobile 745

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  • 95specifications compared
  • 42differ
  • 53identical
  • 32known for one product only

Key differences

  • Display diagonal
    • 43.2 cm (17")
    • 38.1 cm (15")
  • Display resolution
    • 1440 x 900 pixels
    • 1024 x 768 pixels
  • Native aspect ratio
    • 16:10
    • 4:3
  • Processor family
    • Intel® Core™2 Duo
    • Intel Pentium Mobile
  • Processor model
    • T6400
    • 745
  • Processor cores
    • 2
    • 1
  • Processor threads
    • 2
    • 1
  • Processor frequency
    • 2 GHz
    • 1.8 GHz

Side by side

Differences highlightedShow differences only
127 specifications
A

Acer

Extensa 7630-643G25Mn Intel® Core™2 Duo T6400

Model 7630-643G25Mn

View product
B

Lenovo

ThinkPad R50e Intel Pentium Mobile 745

Model R50e

View product
Display3 differ
Display diagonalDiffers43.2 cm (17")38.1 cm (15")
Display resolutionDiffers1440 x 900 pixels1024 x 768 pixels
Native aspect ratioDiffers16:104:3
Display brightnessKnown for one220 cd/m²
Processor16 differ
Processor familyDiffersIntel® Core™2 DuoIntel Pentium Mobile
Processor modelDiffersT6400745
Processor coresDiffers21
Processor threadsDiffers21
Processor frequencyDiffers2 GHz1.8 GHz
Processor front side busDiffers800 MHz400 MHz
Processor socketDiffersSocket 478Socket 479
Processor lithographyDiffers45 nm90 nm
Processor operating modesDiffers64-bit32-bit
Processor seriesDiffersIntel Core 2 Duo T6000 SeriesIntel Pentium M 700 Series
Processor codenameDiffersPenrynDothan
SteppingKnown for oneR0
Thermal Design Power (TDP)Differs35 W21 W
TjunctionDiffers105 °C100 °C
Number of Processing Die TransistorsDiffers410 M144 M
Processing Die sizeDiffers107 mm²87 mm²
CPU multiplier (bus/core ratio)Differs1018
Memory2 differ
Internal memoryDiffers3 GB0.5 GB
Internal memory typeDiffersDDR2-SDRAMDDR-SDRAM
Memory layout (slots x size)Known for one1 x 1 + 1 x 2 GB
Memory slotsKnown for one2x SO-DIMM
Maximum internal memoryKnown for one4 GB
Storage3 differ
Total storage capacityDiffers250 GB60 GB
HDD interfaceKnown for oneSATA
HDD speedKnown for one5400 RPM
Optical drive typeDiffersDVD Super Multi DLDVD-RW
Card reader integratedDiffersYesNo
Compatible memory cardsKnown for oneMemory Stick (MS), MMC, MS PRO, SD, xD
Number of HDDs installedKnown for one1
Graphicsidentical
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneIntel® GMA 4500MHD
Maximum graphics card memoryKnown for one1.759 GB
Audio1 differ
Audio systemDiffersHigh Definition AudioSoundMAX
Number of built-in speakersKnown for one2
Cameraidentical
Front camera resolution (numeric)Known for one0.3 MP
Network1 differ
Networking featuresDiffersGigabit EthernetFast Ethernet
Wireless technologyKnown for oneWi-Fi
Cabling technologyKnown for one10/100Base-T(X)
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers42
HDMI ports quantityDiffers10
Docking connectorDiffersYesNo
ExpressCard slotKnown for oneYes
CardBus PCMCIA slots quantityDiffers10
CardBus PCMCIA slot typeDiffersType IINo
SmartCard slotDiffersYesNo
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
eSATA ports quantityKnown for one0
DisplayPorts quantityKnown for one0
Firewire (IEEE 1394) portsKnown for one0
Software1 differ
Operating system installedDiffersWindows Vista Home PremiumWindows XP Home Edition
Processor special features3 differ
Embedded options availableDiffersNoYes
Intel 64DiffersYesNo
Processor ARK IDDiffers4047927591
Processor codeKnown for oneSLGJ4
Idle StatesKnown for oneNo
Battery1 differ
Battery life (max)Differs2.5 h4 h
Security1 differ
Cable lock slotDiffersYesNo
Cable lock slot typeKnown for oneKensington
Weight & dimensions3 differ
WeightDiffers3.4 kg2.8 kg
WidthDiffers396 mm332 mm
DepthDiffers286 mm269 mm
Height (front)Known for one3.52 cm
Height (rear)Known for one4.4 cm
HeightKnown for one38 mm
Other features1 differ
Modem typeDiffersITU V.92V.92
Compliance industry standardsKnown for oneIEEE 802.3, IEEE 802.3u
Power requirementsKnown for one100 - 240V
Power supply typeKnown for oneAC/DC
Designidentical
Product colourKnown for oneBlack
Packaging contentidentical
AC adapter includedKnown 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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