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Product comparison · 2 laptops

Lenovo ThinkPad 520 Intel® Core™ i5 i5-2410M vs Lenovo IdeaPad U300s Intel® Core™ i7 i7-2677M

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  • 126specifications compared
  • 39differ
  • 87identical
  • 65known for one product only

Key differences

  • Product colour
    • Black
    • Grey
  • Display diagonal
    • 39.6 cm (15.6")
    • 33.8 cm (13.3")
  • Processor family
    • Intel® Core™ i5
    • Intel® Core™ i7
  • Processor generation
    • 2nd gen Intel® Core™ i5
    • 2nd gen Intel® Core™ i7
  • Processor model
    • i5-2410M
    • i7-2677M
  • Processor frequency
    • 2.3 GHz
    • 1.8 GHz
  • Processor cache
    • 3 MB
    • 4 MB
  • Processor cache type
    • Smart Cache
    • L3

Side by side

Differences highlightedShow differences only
191 specifications
A

Lenovo

ThinkPad 520 Intel® Core™ i5 i5-2410M

Model 520

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B

Lenovo

IdeaPad U300s Intel® Core™ i7 i7-2677M

Model U300s

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Design1 differ
Product colourDiffersBlackGrey
Form factorKnown for oneClamshell
Housing materialKnown for oneAluminium
Display1 differ
Display diagonalDiffers39.6 cm (15.6")33.8 cm (13.3")
Display resolutionKnown for one1366 x 768 pixels
Native aspect ratioKnown for one16:9
Display brightnessKnown for one200 cd/m²
Dual-screenKnown for oneNo
Contrast ratio (typical)Known for one500:1
Processor9 differ
Processor familyDiffersIntel® Core™ i5Intel® Core™ i7
Processor generationDiffers2nd gen Intel® Core™ i52nd gen Intel® Core™ i7
Processor modelDiffersi5-2410Mi7-2677M
Processor frequencyDiffers2.3 GHz1.8 GHz
Processor cacheDiffers3 MB4 MB
Processor cache typeDiffersSmart CacheL3
Processor seriesDiffersIntel Core i5-2400 Mobile SeriesIntel Core i7-2600 Mobile Series
Thermal Design Power (TDP)Differs35 W17 W
CPU multiplier (bus/core ratio)Differs2318
Memory2 differ
Memory slotsDiffers2x SO-DIMM1x SO-DIMM
Maximum internal memoryDiffers8 GB4 GB
Storage3 differ
Total storage capacityDiffers320 GB256 GB
Storage mediaDiffersHDDSSD
SSD capacityKnown for one256 GB
SSD interfaceKnown for oneSATA
Optical drive typeDiffersDVD-RWNo
HDD capacityKnown for one320 GB
HDD interfaceKnown for oneSATA
Graphics1 differ
Discrete graphics cardKnown for oneNo
Discrete graphics card modelKnown for oneNot available
On-board graphics card base frequencyDiffers650 MHz350 MHz
Audio1 differ
Audio systemDiffersHDHDA
Number of built-in speakersKnown for one2
Speaker powerKnown for one1 W
Built-in subwooferKnown for oneNo
Cameraidentical
Front camera resolution (numeric)Known for one1.3 MP
Swivel webcamKnown for oneNo
Network2 differ
Top Wi-Fi standardKnown for oneWi-Fi 4 (802.11n)
Ethernet LANDiffersYesNo
BluetoothDiffersNoYes
Bluetooth versionKnown for one3.0+HS
Data networkKnown for oneNot supported
4G WiMAXKnown for oneNo
Cabling technologyKnown for one10/100/1000Base-T(X)
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers31
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers01
eSATA/USB 2.0 ports quantityDiffers10
Ethernet LAN (RJ-45) portsDiffers10
HDMI ports quantityDiffers01
DisplayPorts quantityDiffers10
Mini DisplayPorts quantityKnown for one0
Micro HDMI ports quantityKnown for one0
Mini VGA ports quantityKnown for one0
Line-inKnown for oneNo
Modem (RJ-11) portsKnown for one0
TV-in portKnown for oneNo
PS/2 ports quantityKnown for one0
Parallel ports quantityKnown for one0
Serial ports quantityKnown for one0
USB 1.1 ports quantityKnown for one0
Performance1 differ
Motherboard chipsetDiffersIntel® QM67 ExpressIntel QS67 Express
Start-up timeKnown for one10 s
Keyboardidentical
Pointing deviceKnown for oneTouchpad
Windows keysKnown for oneYes
Keyboard layoutKnown for oneQWERTY
Software1 differ
Operating system installedDiffersWindows 7 ProfessionalWindows 7 Home Premium
Operating system architectureKnown for one64-bit
Bundled softwareKnown for oneMicrosoft Security Essentials2.0, Adobe Reader(Only Backup to D:), Google Chrome and iGoogle for Notebook, Lenovo EE Boot Optimizer Rapid Driver(for SSD+HDD), Device Active for FastBoot, Intel Rapid Start Technology(For SSD only), IE9.0 (by Critical update), Microsoft Office 2010, Windows Live Essen
Processor special features6 differ
CPU configuration (max)Known for one1
Intel Trusted Execution TechnologyDiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Insider™DiffersNoYes
Processor ARK IDDiffers5222454617
Processor package sizeDiffers37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)31.0 x 24.0 (BGA1023)
Intel® Smart CacheKnown for oneYes
Battery2 differ
Battery technologyKnown for oneLithium Polymer (LiPo)
Number of battery cellsDiffers94
Battery life (max)Differs11 h8 h
Poweridentical
AC adapter frequencyKnown for one50 - 60 Hz
Securityidentical
Fingerprint readerKnown for oneNo
Password protection typeKnown for oneHDD
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 - 95%
Storage relative humidity (H-H)Known for one5 - 95%
Operating altitudeKnown for one0 - 3048 m
Weight & dimensions3 differ
WeightDiffers2.52 kg1.32 kg
WidthDiffers373 mm324 mm
DepthDiffers245 mm216 mm
HeightKnown for one14.9 mm
Width (imperial)Known for one32.5 cm (12.8")
Depth (imperial)Known for one21.6 cm (8.5")
Height (imperial)Known for one1.5 cm (0.59")
Height (front)Known for one3.18 cm
Height (rear)Known for one3.56 cm
Packaging contentidentical
Remote control includedKnown for oneNo
Other featuresidentical
3DKnown for oneNo
Power requirementsKnown for one100 - 240 V
Internal modemKnown for oneNo
TV tuner integratedKnown for oneNo
Video inKnown for one0
Power supply typeKnown for oneAC - DC
Intel segment taggingKnown for oneHome office, Small Business

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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