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Product comparison · 2 laptops

Lenovo ThinkPad R50e Intel Pentium Mobile 745 vs Lenovo X200 + TDK0087

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  • 104specifications compared
  • 45differ
  • 59identical
  • 59known for one product only

Key differences

  • Display diagonal
    • 38.1 cm (15")
    • 30.7 cm (12.1")
  • Display resolution
    • 1024 x 768 pixels
    • 1280 x 800 pixels
  • Native aspect ratio
    • 4:3
    • 16:10
  • Processor family
    • Intel Pentium Mobile
    • Intel® Core™2 Duo
  • Processor model
    • 745
    • P8600
  • Processor cores
    • 1
    • 2
  • Processor threads
    • 1
    • 2
  • Processor frequency
    • 1.8 GHz
    • 2.4 GHz

Side by side

Differences highlightedShow differences only
163 specifications
A

Lenovo

ThinkPad R50e Intel Pentium Mobile 745

Model R50e

View product
B

Lenovo

X200 + TDK0087View product
Display3 differ
Display diagonalDiffers38.1 cm (15")30.7 cm (12.1")
Display resolutionDiffers1024 x 768 pixels1280 x 800 pixels
TouchscreenKnown for oneNo
Display number of coloursKnown for one262144 colours
LED backlightKnown for oneYes
Native aspect ratioDiffers4:316:10
Display surfaceKnown for oneGloss
Display brightnessKnown for one200 cd/m²
Dual-screenKnown for oneNo
Contrast ratio (typical)Known for one250:1
Processor16 differ
Processor familyDiffersIntel Pentium MobileIntel® Core™2 Duo
Processor modelDiffers745P8600
Processor coresDiffers12
Processor threadsDiffers12
Processor frequencyDiffers1.8 GHz2.4 GHz
Processor cacheDiffers2 MB3 MB
Processor front side busDiffers400 MHz1066 MHz
Processor lithographyDiffers90 nm45 nm
Processor operating modesDiffers32-bit64-bit
Processor seriesDiffersIntel Pentium M 700 SeriesIntel Core 2 Duo P8000 Series
Processor codenameDiffersDothanPenryn
SteppingKnown for oneR1
Thermal Design Power (TDP)Differs21 W25 W
TjunctionDiffers100 °C105 °C
Number of Processing Die TransistorsDiffers144 M410 M
Processing Die sizeDiffers87 mm²107 mm²
CPU multiplier (bus/core ratio)Differs189
Memory2 differ
Internal memoryDiffers0.5 GB3 GB
Internal memory typeDiffersDDR-SDRAMDDR3-SDRAM
Memory clock speedKnown for one1066 MHz
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 capacityDiffers60 GB320 GB
HDD interfaceKnown for oneSATA
HDD speedKnown for one5400 RPM
Optical drive typeDiffersDVD-RWNo
Card reader integratedDiffersNoYes
Compatible memory cardsKnown for oneMemory Stick (MS), MMC, MS PRO, SD, SDHC
Graphicsidentical
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneIntel® GMA 4500MHD
Audio1 differ
Audio systemDiffersSoundMAXHDA
Number of built-in speakersKnown for one2
Speaker powerKnown for one2 W
Built-in subwooferKnown for oneNo
Cameraidentical
Front camera resolution (numeric)Known for one1.3 MP
Network3 differ
Networking featuresDiffersFast EthernetGigabit Ethernet
BluetoothDiffersNoYes
Bluetooth versionKnown for one2.0+EDR
Cabling technologyDiffers10/100Base-T(X)10/100/1000Base-T(X)
Wireless technologyKnown for oneWi-Fi
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers23
eSATA/USB 2.0 ports quantityKnown for one0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0
Mini DisplayPorts quantityKnown for one0
Thunderbolt ports quantityKnown for one0
Line-inKnown for oneYes
ExpressCard slotKnown for oneYes
TV-in portKnown for oneYes
PS/2 ports quantityKnown for one0
Parallel ports quantityKnown for one0
Serial ports quantityKnown for one0
USB 1.1 ports quantityKnown for one0
Performanceidentical
Motherboard chipsetKnown for oneIntel® GS45 Express
Keyboard1 differ
Pointing deviceDiffersTouchpadThinkPad UltraNav
Software1 differ
Operating system installedDiffersWindows XP Home EditionWindows Vista Business
Operating system architectureKnown for one32-bit
Drivers includedKnown for oneYes
Processor special features7 differ
Embedded options availableDiffersYesNo
Idle StatesDiffersNoYes
Intel 64DiffersNoYes
Intel Enhanced Halt StateDiffersNoYes
Intel Trusted Execution TechnologyDiffersNoYes
Intel Virtualization Technology (VT-x)DiffersNoYes
Processor ARK IDDiffers2759135568
Processor codeKnown for oneSLGDZ
Battery2 differ
Number of battery cellsDiffers69
Battery life (max)Differs4 h9.8 h
Security1 differ
Cable lock slotDiffersNoYes
Cable lock slot typeKnown for oneIBM
Fingerprint readerKnown for oneNo
Trusted Platform Module (TPM)Known for oneYes
Password protection typeKnown for oneBIOS
HDD user passwordKnown for oneYes
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 35 °C
Storage temperature (T-T)Known for one5 - 43 °C
Operating relative humidity (H-H)Known for one8 - 80%
Storage relative humidity (H-H)Known for one5 - 95%
Operating altitudeKnown for one0 - 2438 m
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR
Weight & dimensions3 differ
WeightDiffers2.8 kg1.63 kg
WidthDiffers332 mm295 mm
DepthDiffers269 mm233.8 mm
Height (front)Known for one2.07 cm
Height (rear)Known for one3.53 cm
HeightKnown for one38 mm
Packaging contentidentical
Mouse includedKnown for oneNo
Remote control includedKnown for oneNo
Other features1 differ
Power requirementsDiffers100 - 240V230 V
TV tuner integratedKnown for oneNo
Video inKnown for one0
Compliance industry standardsKnown for oneIEEE 802.3, IEEE 802.3u
Power supply typeKnown for oneAC/DC
Modem typeKnown for oneV.92

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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