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Product comparison · 2 laptops

Lenovo IdeaPad G470 Intel® Core™ i3 i3-2310M vs Lenovo IdeaPad U400 Intel® Core™ i5 i5-2430M

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  • 136specifications compared
  • 37differ
  • 99identical
  • 36known for one product only

Key differences

  • Product colour
    • Black
    • Grey, Silver
  • Processor family
    • Intel® Core™ i3
    • Intel® Core™ i5
  • Processor generation
    • 2nd gen Intel® Core™ i3
    • 2nd gen Intel® Core™ i5
  • Processor model
    • i3-2310M
    • i5-2430M
  • Processor frequency
    • 2.1 GHz
    • 2.4 GHz
  • Processor socket
    • BGA 1023
    • Socket 988
  • CPU multiplier (bus/core ratio)
    • 21
    • 24
  • Internal memory
    • 2 GB
    • 8 GB

Side by side

Differences highlightedShow differences only
172 specifications
A

Lenovo

IdeaPad G470 Intel® Core™ i3 i3-2310M

Model G470

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B

Lenovo

IdeaPad U400 Intel® Core™ i5 i5-2430M

Model U400

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Design1 differ
Product colourDiffersBlackGrey, Silver
Displayidentical
Display surfaceKnown for oneGloss
Display brightnessKnown for one200 cd/m²
Contrast ratio (typical)Known for one500:1
External displayKnown for oneNo
Processor7 differ
Processor familyDiffersIntel® Core™ i3Intel® Core™ i5
Processor generationDiffers2nd gen Intel® Core™ i32nd gen Intel® Core™ i5
Processor modelDiffersi3-2310Mi5-2430M
Processor boost frequencyKnown for one3 GHz
Processor frequencyDiffers2.1 GHz2.4 GHz
Processor socketDiffersBGA 1023Socket 988
Processor seriesDiffersIntel Core i3-2300 Mobile SeriesIntel Core i5-2400 Mobile Series
CPU multiplier (bus/core ratio)Differs2124
Memory1 differ
Internal memoryDiffers2 GB8 GB
Memory slotsKnown for one2x SO-DIMM
Storage5 differ
Total storage capacityDiffers320 GB750 GB
HDD capacityDiffers320 GB750 GB
HDD interfaceDiffersSATASATA II
HDD speedKnown for one5400 RPM
Optical drive typeDiffersDVD Super MultiDVD Super Multi DL
Card reader integratedDiffersYesNo
HDD sizeKnown for one2.5"
Compatible memory cardsKnown for oneMemory Stick (MS), MMC, MS PRO, SD, xD
Graphics4 differ
Discrete graphics cardDiffersNoYes
Discrete graphics card modelDiffersNot availableAMD Radeon HD 6470M
Graphics card familyDiffersIntelAMD, Intel
On-board graphics card dynamic frequency (max)Differs1100 MHz1200 MHz
Number of discrete graphics cardsKnown for one1
Audio1 differ
Speaker powerDiffers1.5 W2 W
Camera1 differ
Front camera resolution (numeric)Differs0.3 MP1.3 MP
Swivel webcamKnown for oneNo
Network3 differ
Networking featuresDiffersFast EthernetGigabit Ethernet
BluetoothDiffersNoYes
Bluetooth versionKnown for one3.0+HS
Cabling technologyDiffers10/100Base-T(X)10/100/1000Base-T(X)
LAN controllerKnown for oneIntel® 82579V
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers42
VGA (D-Sub) ports quantityDiffers10
Microphone inDiffersYesNo
Modem (RJ-11) portsKnown for one0
Performanceidentical
Motherboard chipsetKnown for oneIntel® HM65 Express
Keyboard1 differ
Numeric keypadDiffersYesNo
Windows keysKnown for oneYes
Keyboard layoutKnown for oneAlphanumeric
Software1 differ
Operating system installedDiffersWindows 7 Home BasicWindows 7 Home Premium
Operating system architectureKnown for one64-bit
Processor special features5 differ
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Smart CacheKnown for oneYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers5222053450
Processor codeDiffersSR04SSR04W
Processor package sizeDiffers37.5 x 37.5 xrPGA988B); 31 x 24 (BGA1023)37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)
Battery1 differ
Battery technologyKnown for oneLithium Polymer (LiPo)
Battery capacityKnown for one54 Wh
Battery life (max)Differs5 h7 h
Number of battery cellsKnown for one6
Poweridentical
AC adapter powerKnown for one65 W
Securityidentical
Fingerprint readerKnown for oneNo
Certificatesidentical
Compliance certificatesKnown for oneRoHS
Sustainability1 differ
Sustainability certificatesDiffersENERGY STAREPEAT Gold, ENERGY STAR
Weight & dimensions2 differ
WeightDiffers2.2 kg1.98 kg
DepthDiffers231.8 mm230 mm
HeightKnown for one22.6 mm
Width (imperial)Known for one34 cm (13.4")
Depth (imperial)Known for one23.1 cm (9.1")
Height (imperial)Known for one2.26 cm (0.89")
Height (front)Known for one1.72 cm
Height (rear)Known for one3.44 cm
Other featuresidentical
Internal modemKnown for oneNo
3DKnown for oneNo
Compliance industry standardsKnown for oneIEEE 802.3, IEEE 802.3u
Wake-on-LAN readyKnown for oneYes
Optical driveidentical
LightScribeKnown for oneNo

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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