Product comparison · 2 laptops

Lenovo ThinkPad R61 (7732-4TG) vs LG E300 Intel® Core™2 Duo T5550

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  • 101specifications compared
  • 26differ
  • 75identical
  • 25known for one product only

Key differences

  • Display diagonal
    • ThinkPad R61 (7732-4TG):35.8 cm (14.1")
    • E300 Intel® Core™2 Duo T5550:33.8 cm (13.3")
  • Processor model
    • ThinkPad R61 (7732-4TG):T7250
    • E300 Intel® Core™2 Duo T5550:T5550
  • Processor frequency
    • ThinkPad R61 (7732-4TG):2 GHz
    • E300 Intel® Core™2 Duo T5550:1.83 GHz
  • Processor front side bus
    • ThinkPad R61 (7732-4TG):800 MHz
    • E300 Intel® Core™2 Duo T5550:667 MHz
  • CPU multiplier (bus/core ratio)
    • ThinkPad R61 (7732-4TG):10
    • E300 Intel® Core™2 Duo T5550:11
  • Internal memory
    • ThinkPad R61 (7732-4TG):1 GB
    • E300 Intel® Core™2 Duo T5550:2 GB
  • Memory layout (slots x size)
    • ThinkPad R61 (7732-4TG):1 x 1 GB
    • E300 Intel® Core™2 Duo T5550:2 x 1 GB
  • Total storage capacity
    • ThinkPad R61 (7732-4TG):160 GB
    • E300 Intel® Core™2 Duo T5550:250 GB

Side by side

Differences highlightedShow differences only (off)
Comparison of ThinkPad R61 (7732-4TG), E300
126 specifications
Display1 differ
Display diagonalDiffers35.8 cm (14.1")33.8 cm (13.3")
Display resolution1280 x 800 pixels1280 x 800 pixels
Native aspect ratio16:1016:10
Processor5 differ
Processor manufacturerIntelIntel
Processor familyIntel® Core™2 DuoIntel® Core™2 Duo
Processor modelDiffersT7250T5550
Processor cores22
Processor threads22
Processor frequencyDiffers2 GHz1.83 GHz
Processor cache2 MB2 MB
Processor cache typeL2L2
Processor front side busDiffers800 MHz667 MHz
Processor socketSocket 478Socket 478
Processor lithography65 nm65 nm
Processor operating modes64-bit64-bit
Processor seriesDiffersIntel Core 2 Duo T7000 SeriesIntel Core 2 Duo T5000 Series
Processor codenameMeromMerom
Bus typeFSBFSB
FSB ParityNoNo
SteppingKnown for oneM0Unknown — not stated by the source
Thermal Design Power (TDP)35 W35 W
TcaseKnown for one68 °CUnknown — not stated by the source
Tjunction100 °C100 °C
Number of Processing Die Transistors291 M291 M
Processing Die size143 mm²143 mm²
CPU multiplier (bus/core ratio)Differs1011
ECC supported by processorNoNo
Memory2 differ
Internal memoryDiffers1 GB2 GB
Internal memory typeDDR2-SDRAMDDR2-SDRAM
Memory clock speed667 MHz667 MHz
Memory layout (slots x size)Differs1 x 1 GB2 x 1 GB
Maximum internal memory4 GB4 GB
Storage1 differ
Total storage capacityDiffers160 GB250 GB
HDD interfaceSATASATA
HDD speed5400 RPM5400 RPM
Optical drive typeKnown for oneDVD±RWUnknown — not stated by the source
Card reader integratedKnown for oneUnknown — not stated by the sourceYes
Compatible memory cardsKnown for oneUnknown — not stated by the sourceMMC, MS PRO, SD, xD
Graphics1 differ
Discrete graphics cardYesYes
Discrete graphics card modelDiffersIntel® GMA X3100AMD Radeon X1250
Audio1 differ
Audio systemDiffersHDA 24-bitHD
Number of built-in speakersKnown for one2Unknown — not stated by the source
Speaker powerKnown for one2 WUnknown — not stated by the source
Cameraidentical
Front cameraKnown for oneNoUnknown — not stated by the source
Front camera resolution (numeric)Known for oneUnknown — not stated by the source1.3 MP
Network3 differ
Networking featuresDiffersWLAN, Gigabit EthernetEthernet, Fast Ethernet
Wireless technologyDiffersIntel 3945ABGIEEE 802.11b, IEEE 802.11g
BluetoothDiffersNoYes
Cabling technologyKnown for one10/100/1000Base-T(X)Unknown — not stated by the source
Ports & interfaces4 differ
USB 2.0 ports quantity33
Ethernet LAN (RJ-45) ports11
DVI portNoNo
VGA (D-Sub) ports quantity11
Firewire (IEEE 1394) portsDiffers10
Headphone outputs11
S/PDIF out portNoNo
Microphone inYesYes
Docking connectorDiffersYesNo
ExpressCard slotDiffersNoYes
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
SmartCard slotNoNo
Modem (RJ-11) portsDiffers10
TV-in portNoNo
TV-outNoNo
PS/2 ports quantity00
Parallel ports quantity00
Serial ports quantity00
USB 1.1 ports quantity00
HDMI ports quantityKnown for oneUnknown — not stated by the source1
Keyboard1 differ
Pointing deviceDiffersThinkPad UltraNavTouchpad
Software1 differ
Operating system installedDiffersWindows XP ProfessionalWindows Vista Home Premium
Bundled softwareKnown for oneYesUnknown — not stated by the source
Processor special features2 differ
Intel® Wireless Display (Intel® WiDi)NoNo
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Intel 64YesYes
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyNoNo
Intel Enhanced Halt StateNoNo
Intel FDI TechnologyNoNo
Intel Fast Memory AccessNoNo
Intel Flex Memory AccessNoNo
Intel Rapid Storage TechnologyNoNo
Intel Trusted Execution TechnologyNoNo
Intel VT-x with Extended Page Tables (EPT)NoNo
Intel Virtualization Technology (VT-x)DiffersYesNo
Intel Virtualization Technology for Directed I/O (VT-d)NoNo
Intel® AES New Instructions (Intel® AES-NI)NoNo
Intel® Anti-Theft Technology (Intel® AT)NoNo
Intel® Clear Video HD Technology (Intel® CVT HD)NoNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)NoNo
Intel® Hyper Threading Technology (Intel® HT Technology)NoNo
Intel® InTru™ 3D TechnologyNoNo
Intel® Insider™NoNo
Intel® My WiFi Technology (Intel® MWT)NoNo
Intel® Quick Sync Video TechnologyNoNo
Intel® Turbo Boost TechnologyNoNo
Processor ARK IDDiffers3172832427
Processor codeKnown for oneSLA49Unknown — not stated by the source
Processor package size35 x 35 mm35 x 35 mm
Thermal Monitoring TechnologiesNoNo
Conflict-Free processorNoNo
Battery1 differ
Number of battery cellsDiffers46
Battery life (max)Known for one3 hUnknown — not stated by the source
Battery capacityKnown for oneUnknown — not stated by the source5200 mAh
Poweridentical
DC-in jackYesYes
AC adapter powerKnown for oneUnknown — not stated by the source65 W
Security1 differ
Cable lock slotYesYes
Cable lock slot typeDiffersIBMKensington
Fingerprint readerKnown for oneYesUnknown — not stated by the source
HDD user passwordYesYes
Weight & dimensions1 differ
WeightDiffers2.37 kg1.9 kg
WidthKnown for one335.5 mmUnknown — not stated by the source
DepthKnown for one237 mmUnknown — not stated by the source
HeightKnown for one30.6 mmUnknown — not stated by the source
Dimensions (WxDxH)Known for oneUnknown — not stated by the source305 x 223 x 37 mm
Packaging contentidentical
AC adapter includedKnown for oneYesUnknown — not stated by the source
Other features1 differ
Infrared data portNoNo
Internal modemDiffersYesNo
Modem speedKnown for one56 Kbit/sUnknown — not stated by the source
Modem typeKnown for oneV.92Unknown — not stated by the source
Supplied AC adapter typeACAC
Performanceidentical
Motherboard chipsetKnown for oneUnknown — not stated by the sourceATI RS600ME

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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