Product comparison · 2 laptops

Lenovo ThinkPad R61u Intel® Core™2 Duo T8300 Laptop vs Lenovo ThinkPad L520

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  • 12specifications compared
  • 8differ
  • 4identical
  • 152known for one product only

Key differences

  • Display diagonal
    • ThinkPad R61u Intel® Core™2 Duo T8300 Laptop:35.8 cm (14.1")
    • ThinkPad L520:39.6 cm (15.6")
  • Display resolution
    • ThinkPad R61u Intel® Core™2 Duo T8300 Laptop:1440 x 900 pixels
    • ThinkPad L520:1600 x 900 pixels
  • HD type
    • ThinkPad R61u Intel® Core™2 Duo T8300 Laptop:WXGA+
    • ThinkPad L520:HD+
  • Processor front side bus
    • ThinkPad R61u Intel® Core™2 Duo T8300 Laptop:800 MHz
    • ThinkPad L520:1333 MHz
  • Memory clock speed
    • ThinkPad R61u Intel® Core™2 Duo T8300 Laptop:667 MHz
    • ThinkPad L520:1333 MHz
  • HDD capacity
    • ThinkPad R61u Intel® Core™2 Duo T8300 Laptop:100 GB
    • ThinkPad L520:320 GB
  • HDD speed
    • ThinkPad R61u Intel® Core™2 Duo T8300 Laptop:7200 RPM
    • ThinkPad L520:5400 RPM
  • Speaker power
    • ThinkPad R61u Intel® Core™2 Duo T8300 Laptop:1 W
    • ThinkPad L520:1.5 W

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Differences highlightedShow differences only (off)
Comparison of R61u, ThinkPad L520
164 specifications
Designidentical
Product typeKnown for oneLaptopUnknown — not stated by the source
Product colourKnown for oneBlackUnknown — not stated by the source
Form factorKnown for oneClamshellUnknown — not stated by the source
Housing materialKnown for onePlasticUnknown — not stated by the source
Display3 differ
Display diagonalDiffers35.8 cm (14.1")39.6 cm (15.6")
Display resolutionDiffers1440 x 900 pixels1600 x 900 pixels
TouchscreenKnown for oneNoUnknown — not stated by the source
HD typeDiffersWXGA+HD+
LED backlightKnown for oneYesUnknown — not stated by the source
Native aspect ratioKnown for one16:10Unknown — not stated by the source
Display brightnessKnown for one200 cd/m²Unknown — not stated by the source
Contrast ratio (typical)Known for one300:1Unknown — not stated by the source
Processor1 differ
Processor manufacturerKnown for oneIntelUnknown — not stated by the source
Processor familyKnown for oneIntel® Core™2 DuoUnknown — not stated by the source
Processor modelKnown for oneT8300Unknown — not stated by the source
Processor coresKnown for one2Unknown — not stated by the source
Processor threadsKnown for one2Unknown — not stated by the source
Processor frequencyKnown for one2.4 GHzUnknown — not stated by the source
Processor cache3 MB3 MB
Processor cache typeKnown for oneL2Unknown — not stated by the source
Processor front side busDiffers800 MHz1333 MHz
Processor socketKnown for oneSocket 479Unknown — not stated by the source
Processor lithographyKnown for one45 nmUnknown — not stated by the source
Processor operating modesKnown for one64-bitUnknown — not stated by the source
Processor seriesKnown for oneIntel Core 2 Duo T8000 SeriesUnknown — not stated by the source
Processor codenameKnown for onePenrynUnknown — not stated by the source
Bus typeKnown for oneFSBUnknown — not stated by the source
FSB ParityKnown for oneNoUnknown — not stated by the source
SteppingKnown for oneM0Unknown — not stated by the source
Thermal Design Power (TDP)Known for one35 WUnknown — not stated by the source
TjunctionKnown for one105 °CUnknown — not stated by the source
Number of Processing Die TransistorsKnown for one410 MUnknown — not stated by the source
Processing Die sizeKnown for one107 mm²Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one12Unknown — not stated by the source
ECC supported by processorKnown for oneNoUnknown — not stated by the source
Memory1 differ
Internal memoryKnown for one1 GBUnknown — not stated by the source
Internal memory typeKnown for oneDDR2-SDRAMUnknown — not stated by the source
Memory clock speedDiffers667 MHz1333 MHz
Memory form factorKnown for oneSO-DIMMUnknown — not stated by the source
Memory layout (slots x size)Known for one1 x 1 GBUnknown — not stated by the source
Memory slotsKnown for one2x SO-DIMMUnknown — not stated by the source
Storage2 differ
Total storage capacityKnown for one100 GBUnknown — not stated by the source
Storage mediaKnown for oneHDDUnknown — not stated by the source
Number of HDDs installedKnown for one1Unknown — not stated by the source
HDD capacityDiffers100 GB320 GB
HDD interfaceSATASATA
HDD speedDiffers7200 RPM5400 RPM
HDD sizeKnown for one2.5"Unknown — not stated by the source
Optical drive typeKnown for oneDVD±RWUnknown — not stated by the source
Card reader integratedKnown for oneNoUnknown — not stated by the source
Graphicsidentical
On-board graphics cardKnown for oneYesUnknown — not stated by the source
Discrete graphics cardKnown for oneNoUnknown — not stated by the source
Discrete graphics card modelKnown for oneNot availableUnknown — not stated by the source
On-board graphics card familyKnown for oneIntel® GMAUnknown — not stated by the source
On-board graphics card modelKnown for oneIntel® GMA X3100Unknown — not stated by the source
Maximum resolutionKnown for oneUnknown — not stated by the source1600 x 900 pixels
Audio1 differ
Audio systemKnown for oneHigh Definition AudioUnknown — not stated by the source
Number of built-in speakersKnown for one2Unknown — not stated by the source
Speaker powerDiffers1 W1.5 W
Built-in microphoneKnown for oneYesUnknown — not stated by the source
Cameraidentical
Front cameraKnown for oneYesUnknown — not stated by the source
Front camera resolution (numeric)Known for one1.3 MPUnknown — not stated by the source
Optical driveidentical
LightScribeKnown for oneNoUnknown — not stated by the source
Networkidentical
Wi-FiKnown for oneYesUnknown — not stated by the source
Wi-Fi standardsKnown for one802.11a, 802.11b, 802.11gUnknown — not stated by the source
Ethernet LANYesYes
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/sUnknown — not stated by the source
BluetoothKnown for oneYesUnknown — not stated by the source
Bluetooth versionKnown for one2.0+EDRUnknown — not stated by the source
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one3Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0Unknown — not stated by the source
eSATA/USB 2.0 ports quantityKnown for one0Unknown — not stated by the source
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0Unknown — not stated by the source
eSATA ports quantityKnown for one0Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one1Unknown — not stated by the source
HDMI ports quantityKnown for one0Unknown — not stated by the source
DisplayPorts quantityKnown for one0Unknown — not stated by the source
DVI portKnown for oneNoUnknown — not stated by the source
VGA (D-Sub) ports quantityKnown for one1Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one1Unknown — not stated by the source
Thunderbolt ports quantityKnown for one0Unknown — not stated by the source
Thunderbolt 2 ports quantityKnown for one0Unknown — not stated by the source
Headphone outputsKnown for one1Unknown — not stated by the source
S/PDIF out portKnown for oneNoUnknown — not stated by the source
Microphone inKnown for oneYesUnknown — not stated by the source
Docking connectorKnown for oneNoUnknown — not stated by the source
ExpressCard slotKnown for oneYesUnknown — not stated by the source
CardBus PCMCIA slots quantityKnown for one0Unknown — not stated by the source
CardBus PCMCIA slot typeKnown for oneNoUnknown — not stated by the source
SmartCard slotKnown for oneNoUnknown — not stated by the source
Modem (RJ-11) portsKnown for one1Unknown — not stated by the source
TV-outKnown for oneNoUnknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for oneIntel® GM965Unknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for oneTouchpad + Scroll zoneUnknown — not stated by the source
Keyboard backlitKnown for oneYesUnknown — not stated by the source
Numeric keypadKnown for oneNoUnknown — not stated by the source
Spill-resistant keyboardKnown for oneYesUnknown — not stated by the source
Full-size keyboardKnown for oneNoUnknown — not stated by the source
Keyboard number of keysKnown for one89Unknown — not stated by the source
Windows keysKnown for oneYesUnknown — not stated by the source
Keyboard layoutKnown for oneQWERTYUnknown — not stated by the source
Keyboard languageKnown for oneEnglishUnknown — not stated by the source
Softwareidentical
Operating system installedKnown for oneWindows Vista BusinessUnknown — not stated by the source
Operating system architectureKnown for one32-bitUnknown — not stated by the source
Trial softwareKnown for oneNorton Internet Security, Microsoft Office 2007 TrialUnknown — not stated by the source
Bundled softwareKnown for oneMicrosoft Office OneNote® 2007 VitalSource Library College Edition Adobe® Instructor Resource Cntr Adobe Digital School Collection - Photoshop Elements (and CD) - Premier Elements (and DVD) - Acrobat 8 Professional - Contribute 4 Rescue and Recovery Access Connections Client Security Solution ThinkVUnknown — not stated by the source
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for oneNoUnknown — not stated by the source
Embedded options availableKnown for oneNoUnknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for oneYesUnknown — not stated by the source
Execute Disable BitKnown for oneYesUnknown — not stated by the source
Idle StatesKnown for oneYesUnknown — not stated by the source
Intel 64Known for oneYesUnknown — not stated by the source
Intel Clear Video TechnologyKnown for oneNoUnknown — not stated by the source
Intel Demand Based SwitchingKnown for oneNoUnknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for oneNoUnknown — not stated by the source
Intel Enhanced Halt StateKnown for oneYesUnknown — not stated by the source
Intel FDI TechnologyKnown for oneNoUnknown — not stated by the source
Intel Fast Memory AccessKnown for oneNoUnknown — not stated by the source
Intel Flex Memory AccessKnown for oneNoUnknown — not stated by the source
Intel Rapid Storage TechnologyKnown for oneNoUnknown — not stated by the source
Intel Smart Connect TechnologyKnown for oneNoUnknown — not stated by the source
Intel Trusted Execution TechnologyKnown for oneNoUnknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for oneNoUnknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for oneYesUnknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneNoUnknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for oneNoUnknown — not stated by the source
Intel® Active Management Technology (Intel® AMT)Known for oneNoUnknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for oneNoUnknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneNoUnknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneNoUnknown — not stated by the source
Intel® High Definition Audio (Intel® HD Audio)Known for oneNoUnknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneNoUnknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for oneNoUnknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for oneNoUnknown — not stated by the source
Intel® Insider™Known for oneNoUnknown — not stated by the source
Intel® Matrix Storage Technology (Intel® MST)Known for oneNoUnknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for oneNoUnknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for oneNoUnknown — not stated by the source
Intel® Rapid Start TechnologyKnown for oneNoUnknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for oneNoUnknown — not stated by the source
Intel® Smart Response TechnologyKnown for oneNoUnknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for oneNoUnknown — not stated by the source
Processor ARK IDKnown for one33099Unknown — not stated by the source
Processor codeKnown for oneSLAPRUnknown — not stated by the source
Processor package sizeKnown for one35 x 35 mmUnknown — not stated by the source
Thermal Monitoring TechnologiesKnown for oneNoUnknown — not stated by the source
Conflict-Free processorKnown for oneNoUnknown — not stated by the source
Batteryidentical
Battery technologyKnown for oneLithium-Ion (Li-Ion)Unknown — not stated by the source
Number of battery cellsKnown for one6Unknown — not stated by the source
Battery life (max)Known for one5.7 hUnknown — not stated by the source
Poweridentical
AC adapter power65 W65 W
DC-in jackKnown for oneYesUnknown — not stated by the source
Securityidentical
Cable lock slotKnown for oneNoUnknown — not stated by the source
Fingerprint readerKnown for oneYesUnknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for oneRoHSUnknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STARUnknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one2.5 kgUnknown — not stated by the source
WidthKnown for one335 mmUnknown — not stated by the source
DepthKnown for one261 mmUnknown — not stated by the source
Height (front)Known for one3.06 cmUnknown — not stated by the source
Height (rear)Known for one3.49 cmUnknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for oneYesUnknown — not stated by the source
Other featuresidentical
3DKnown for oneNoUnknown — not stated by the source
Supplied AC adapter typeKnown for oneUpUnknown — 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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