Product comparison · 2 laptops

ASUS X51RL-AP218D, DE vs Lenovo ThinkPad R61 + Microsoft Office 2007 SB MLK

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  • 92specifications compared
  • 32differ
  • 60identical
  • 38known for one product only

Key differences

  • Display resolution
    • X51RL-AP218D, DE:1280 x 800 pixels
    • ThinkPad R61 + Microsoft Office 2007 SB MLK:1680 x 1050 pixels
  • Processor family
    • X51RL-AP218D, DE:Intel® Celeron® M
    • ThinkPad R61 + Microsoft Office 2007 SB MLK:Intel® Core™2 Duo
  • Processor model
    • X51RL-AP218D, DE:550
    • ThinkPad R61 + Microsoft Office 2007 SB MLK:T8100
  • Processor cores
    • X51RL-AP218D, DE:1
    • ThinkPad R61 + Microsoft Office 2007 SB MLK:2
  • Processor frequency
    • X51RL-AP218D, DE:2 GHz
    • ThinkPad R61 + Microsoft Office 2007 SB MLK:2.1 GHz
  • Processor cache
    • X51RL-AP218D, DE:1 MB
    • ThinkPad R61 + Microsoft Office 2007 SB MLK:3 MB
  • Processor front side bus
    • X51RL-AP218D, DE:533 MHz
    • ThinkPad R61 + Microsoft Office 2007 SB MLK:800 MHz
  • Tjunction
    • X51RL-AP218D, DE:100 °C
    • ThinkPad R61 + Microsoft Office 2007 SB MLK:105 °C

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Comparison of X51RL-AP218D, DE, ThinkPad R61 + Microsoft Office 2007 SB MLK
130 specifications
Display1 differ
Display diagonal39.1 cm (15.4")39.1 cm (15.4")
Display resolutionDiffers1280 x 800 pixels1680 x 1050 pixels
Native aspect ratio16:1016:10
Processor7 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Celeron® MIntel® Core™2 Duo
Processor modelDiffers550T8100
Processor coresDiffers12
Processor threadsKnown for oneUnknown — not stated by the source2
Processor frequencyDiffers2 GHz2.1 GHz
Processor cacheDiffers1 MB3 MB
Processor cache typeL2L2
Processor front side busDiffers533 MHz800 MHz
Processor socketKnown for oneUnknown — not stated by the sourceSocket 478
Processor lithographyKnown for oneUnknown — not stated by the source45 nm
Processor operating modesKnown for oneUnknown — not stated by the source64-bit
Processor seriesKnown for oneUnknown — not stated by the sourceIntel Core 2 Duo T8000 Series
Processor codenameKnown for oneUnknown — not stated by the sourcePenryn
Bus typeFSBFSB
FSB ParityNoNo
SteppingKnown for oneUnknown — not stated by the sourceM0
Thermal Design Power (TDP)Known for oneUnknown — not stated by the source35 W
TjunctionDiffers100 °C105 °C
Number of Processing Die TransistorsKnown for oneUnknown — not stated by the source410 M
Processing Die sizeKnown for oneUnknown — not stated by the source107 mm²
CPU multiplier (bus/core ratio)Known for oneUnknown — not stated by the source10.5
ECC supported by processorNoNo
TcaseKnown for one72.8 °CUnknown — not stated by the source
Memory2 differ
Internal memoryDiffers1 GB2 GB
Internal memory typeDDR2-SDRAMDDR2-SDRAM
Memory slotsKnown for oneUnknown — not stated by the source2x SO-DIMM
Maximum internal memoryDiffers2 GB4 GB
Memory clock speedKnown for one667 MHzUnknown — not stated by the source
Memory layout (slots x size)Known for one1 x 1 GBUnknown — not stated by the source
Storage2 differ
Total storage capacityDiffers120 GB160 GB
HDD interfaceSATASATA
HDD speed5400 RPM5400 RPM
Optical drive typeDiffersDVD Super MultiDVD±RW
Card reader integratedYesYes
Compatible memory cardsKnown for oneMMC, MS Pro, SDUnknown — not stated by the source
Graphics1 differ
Discrete graphics cardYesYes
Discrete graphics card modelDiffersAMD Radeon Xpress 1100NVIDIA Quadro NVS 140M
Maximum graphics card memoryKnown for oneUnknown — not stated by the source0.128 GB
Audioidentical
Number of built-in speakers22
Audio systemKnown for oneIntel HDA (Azalia)Unknown — not stated by the source
Cameraidentical
Front cameraNoNo
Network2 differ
Networking featuresDiffersFast Ethernet, WLANGigabit Ethernet
Wireless technologyDiffersIEEE 802.11b/gIEEE 802.11a/g/n
BluetoothNoNo
Cabling technologyKnown for one10/100Base-T(X)Unknown — not stated by the source
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers43
Ethernet LAN (RJ-45) ports11
HDMI ports quantityKnown for oneUnknown — not stated by the source0
DVI portNoNo
VGA (D-Sub) ports quantity11
Firewire (IEEE 1394) portsDiffers01
Headphone outputs11
S/PDIF out portNoNo
Microphone inYesYes
Docking connectorDiffersNoYes
ExpressCard slotDiffersNoYes
CardBus PCMCIA slots quantity11
CardBus PCMCIA slot typeType IIType II
SmartCard slotDiffersNoYes
Modem (RJ-11) ports11
TV-in portNoNo
TV-outDiffersNoYes
TV-out typeKnown for oneUnknown — not stated by the sourceS-Video
PS/2 ports quantity00
Parallel ports quantity00
Serial ports quantity00
USB 1.1 ports quantity00
Keyboard1 differ
Pointing deviceDiffersTouchpadThinkPad UltraNav
Software1 differ
Operating system installedDiffersFreeDOSWindows Vista Business
Bundled softwareKnown for oneYesUnknown — not stated by the source
Processor special features4 differ
Intel® Wireless Display (Intel® WiDi)NoNo
Embedded options availableKnown for oneUnknown — not stated by the sourceNo
Enhanced Intel SpeedStep TechnologyDiffersNoYes
Execute Disable BitKnown for oneUnknown — not stated by the sourceYes
Idle StatesDiffersNoYes
Intel 64Known for oneUnknown — not stated by the sourceYes
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyNoNo
Intel Enhanced Halt StateDiffersNoYes
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)DiffersNoYes
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)Known for oneUnknown — not stated by the sourceNo
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 IDKnown for oneUnknown — not stated by the source33916
Processor codeKnown for oneUnknown — not stated by the sourceSLAVJ
Processor package sizeKnown for oneUnknown — not stated by the source35 x 35 mm
Thermal Monitoring TechnologiesNoNo
Conflict-Free processorNoNo
Batteryidentical
Number of battery cells66
Battery capacityKnown for one4400 mAhUnknown — not stated by the source
Poweridentical
DC-in jackYesYes
AC adapter powerKnown for one65 WUnknown — not stated by the source
AC adapter input voltageKnown for one100/240 VUnknown — not stated by the source
AC adapter output currentKnown for one3.42 AUnknown — not stated by the source
AC adapter output voltageKnown for one19 VUnknown — not stated by the source
Security1 differ
Cable lock slotYesYes
Cable lock slot typeDiffersKensingtonIBM
Fingerprint readerKnown for oneUnknown — not stated by the sourceYes
HDD user passwordYesYes
Password protection typeKnown for oneBIOSUnknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers2.8 kg2.76 kg
WidthDiffers365 mm358 mm
DepthDiffers264 mm260 mm
HeightDiffers35.5 mm35 mm
Other featuresidentical
Infrared data portNoNo
Internal modemYesYes
Modem speed56 Kbit/s56 Kbit/s
Modem typeV.92V.92
Supplied AC adapter typeACAC
Performanceidentical
Motherboard chipsetKnown for oneATI Radeon Xpress 1100Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for oneYesUnknown — not stated by the source

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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