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Product comparison · 2 laptops

ASUS ROG G51JX-IX177V Intel® Core™ i7 i7-720QM vs Lenovo IdeaPad M5927GE laptop Intel® Core™ i7 i7-680UM

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  • 124specifications compared
  • 54differ
  • 70identical
  • 40known for one product only

Key differences

  • Product colour
    • Black
    • Black, Brown
  • Display diagonal
    • 39.6 cm (15.6")
    • 31.8 cm (12.5")
  • Processor model
    • i7-720QM
    • i7-680UM
  • Processor cores
    • 4
    • 2
  • Processor threads
    • 8
    • 4
  • Processor boost frequency
    • 2.8 GHz
    • 2.53 GHz
  • Processor frequency
    • 1.6 GHz
    • 1.46 GHz
  • Processor cache
    • 6 MB
    • 4 MB

Side by side

Differences highlightedShow differences only
164 specifications
A

ASUS

ROG G51JX-IX177V Intel® Core™ i7 i7-720QM

Model G51JX-IX177V

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B

Lenovo

IdeaPad M5927GE laptop Intel® Core™ i7 i7-680UM

Model M5927GE

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Design1 differ
Product colourDiffersBlackBlack, Brown
Housing materialKnown for onePlastic
Display1 differ
Display diagonalDiffers39.6 cm (15.6")31.8 cm (12.5")
Display brightnessKnown for one220 cd/m²
Contrast ratio (typical)Known for one500:1
Processor17 differ
Processor modelDiffersi7-720QMi7-680UM
Processor coresDiffers42
Processor threadsDiffers84
Processor boost frequencyDiffers2.8 GHz2.53 GHz
Processor frequencyDiffers1.6 GHz1.46 GHz
Processor cacheDiffers6 MB4 MB
Processor socketDiffersSocket 988BGA 1288
Processor lithographyDiffers45 nm32 nm
Processor seriesDiffersIntel Core i7-700 Mobile SeriesIntel Core i7-600 Mobile Series
Processor codenameDiffersClarksfieldArrandale
SteppingDiffersB1K0
Thermal Design Power (TDP)Differs45 W18 W
TjunctionDiffers100 °C105 °C
PCI Express configurationsDiffers1x16, 2x81x16
Number of Processing Die TransistorsDiffers774 M382 M
Processing Die sizeDiffers296 mm²81 mm²
CPU multiplier (bus/core ratio)Differs1211
Memory3 differ
Internal memoryDiffers8 GB4 GB
Memory clock speedKnown for one1066 MHz
Memory slotsDiffers2x SO-DIMM1x SO-DIMM
Maximum internal memoryDiffers8 GB4 GB
Storage5 differ
Total storage capacityDiffers500 GB320 GB
Number of HDDs installedKnown for one1
HDD capacityKnown for one320 GB
HDD interfaceDiffersSATASATA II
HDD speedDiffers7200 RPM5400 RPM
Optical drive typeDiffersBlu-Ray DVD ComboNo
Card reader integratedDiffersYesNo
Compatible memory cardsKnown for oneMemory Stick (MS), MiniSD, MMC, MS PRO, SD, xD
Graphics2 differ
On-board graphics cardKnown for oneYes
Discrete graphics card modelDiffersNVIDIA® GeForce® GTS 360MIntel® HD Graphics
Graphics card familyDiffersNVIDIAIntel
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card modelKnown for oneIntel® HD Graphics
On-board graphics card base frequencyKnown for one166 MHz
On-board graphics card dynamic frequency (max)Known for one500 MHz
Audio1 differ
Audio systemDiffersEAX Advanced HDHD
Number of built-in speakersKnown for one2
Speaker powerKnown for one1 W
Audio formats supportedKnown for oneAAC, MP3, WAV, WMA
Speakers manufacturerKnown for oneAltec Lansing
Cameraidentical
Front camera resolution (numeric)Known for one0.3 MP
Network2 differ
Wireless technologyDiffers802.11b/g/nWi-Fi
Bluetooth versionDiffers2.0+EDR2.1+EDR
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers42
eSATA ports quantityDiffers10
Firewire (IEEE 1394) portsDiffers10
ExpressCard slotDiffersYesNo
Line-inKnown for oneYes
TV-outKnown for oneNo
Performance1 differ
Motherboard chipsetDiffersIntel® HM55 ExpressIntel® QM57 Express
Keyboardidentical
Keyboard number of keysKnown for one88
Keyboard keystrokeKnown for one1.9 cm
Processor special features13 differ
Graphics & IMC lithographyKnown for one45 nm
Intel Clear Video TechnologyDiffersNoYes
Intel Dual Display Capable TechnologyDiffersNoYes
Intel FDI TechnologyDiffersNoYes
Intel Fast Memory AccessDiffersNoYes
Intel Flex Memory AccessDiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)DiffersNoYes
Physical Address Extension (PAE)DiffersYes36 bit
Processor ARK IDDiffers4312249664
Processor codeDiffersSLBLYSLBST
Processor package sizeDiffers37.5 x 37.5 mmBGA 34 x 28
Supported instruction setsDiffersSSE4.2SSE4.1/4.2
Intel® Smart CacheKnown for oneYes
Battery1 differ
Number of battery cellsDiffers64
Battery life (max)Known for one4 h
Battery capacityKnown for one4800 mAh
Power1 differ
AC adapter powerDiffers120 W40 W
AC adapter input voltageKnown for one100 - 240 V
AC adapter output currentKnown for one4.74 A
AC adapter output voltageKnown for one19 V
Security1 differ
Cable lock slotDiffersYesNo
Password protection typeKnown for oneHDD
Cable lock slot typeKnown for oneKensington
Certificatesidentical
Compliance certificatesKnown for oneRoHS
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Silver, ENERGY STAR
Weight & dimensions1 differ
WeightDiffers3.5 kg1.38 kg
WidthKnown for one318 mm
DepthKnown for one204.5 mm
HeightKnown for one18 mm
Width (imperial)Known for one31.8 cm (12.5")
Depth (imperial)Known for one20.6 cm (8.1")
Height (imperial)Known for one1.8 cm (0.71")
Other featuresidentical
Power supply typeKnown for oneAC/DC
Supplied AC adapter typeKnown for oneAC

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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