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Product comparison · 2 laptops

Acer Aspire 771G-52458G75Makk Intel® Core™ i5 i5-2450M 43.9 cm (17.3") HD+ 8 GB DDR3-SDRAM 750 GB HDD NVIDIA® GeForce® GT 640M Windows 7 Home Premium Black vs ASUS Zenbook UX31A-R4003X laptop Intel® Core™ i7 i7-3517U

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  • 129specifications compared
  • 54differ
  • 75identical
  • 52known for one product only

Key differences

  • Product colour
    • Black
    • Silver
  • Display diagonal
    • 43.9 cm (17.3")
    • 33.8 cm (13.3")
  • Processor family
    • Intel® Core™ i5
    • Intel® Core™ i7
  • Processor generation
    • 2nd gen Intel® Core™ i5
    • 3rd gen Intel® Core™ i7
  • Processor model
    • i5-2450M
    • i7-3517U
  • Processor boost frequency
    • 3.1 GHz
    • 3 GHz
  • Processor frequency
    • 2.5 GHz
    • 1.9 GHz
  • Processor cache
    • 3 MB
    • 4 MB

Side by side

Differences highlightedShow differences only
181 specifications
A

Acer

Aspire 771G-52458G75Makk Intel® Core™ i5 i5-2450M 43.9 cm (17.3") HD+ 8 GB DDR3-SDRAM 750 GB HDD NVIDIA® GeForce® GT 640M Windows 7 Home Premium Black

Model 771G-52458G75Makk

View product
B

ASUS

Zenbook UX31A-R4003X laptop Intel® Core™ i7 i7-3517U

Model UX31A-R4003X

View product
Design1 differ
Product typeKnown for oneLaptop
Product colourDiffersBlackSilver
Housing materialKnown for oneAluminium
Display1 differ
Display diagonalDiffers43.9 cm (17.3")33.8 cm (13.3")
Display brightnessKnown for one350 cd/m²
Contrast ratio (typical)Known for one800:1
Display resolutionKnown for one1600 x 900 pixels
HD typeKnown for oneHD+
LED backlightKnown for oneYes
Native aspect ratioKnown for one16:9
Processor14 differ
Processor familyDiffersIntel® Core™ i5Intel® Core™ i7
Processor generationDiffers2nd gen Intel® Core™ i53rd gen Intel® Core™ i7
Processor modelDiffersi5-2450Mi7-3517U
Processor boost frequencyDiffers3.1 GHz3 GHz
Processor frequencyDiffers2.5 GHz1.9 GHz
Processor cacheDiffers3 MB4 MB
Processor socketKnown for oneBGA 1023
Processor lithographyDiffers32 nm22 nm
Processor seriesDiffersIntel Core i5-2400 Mobile SeriesIntel Core i7-3500 Mobile series
Processor codenameDiffersSandy BridgeIvy Bridge
SteppingDiffersJ1L1
Thermal Design Power (TDP)Differs35 W17 W
TjunctionDiffers100 °C105 °C
PCI Express configurationsDiffers1x16, 2x8, 1x8+2x41x8, 1x16, 2x4, 2x8
CPU multiplier (bus/core ratio)Differs2519
Memory3 differ
Internal memoryDiffers8 GB4 GB
Memory clock speedDiffers1066 MHz1600 MHz
Maximum internal memoryDiffers16 GB4 GB
Memory slotsKnown for one4x SO-DIMM
Memory slots (available)Known for one2
Storage4 differ
Total storage capacityDiffers750 GB256 GB
Storage mediaDiffersHDDSSD
Number of SSDs installedKnown for one1
SSD capacityKnown for one256 GB
SSD interfaceKnown for oneSATA III
Optical drive typeDiffersDVD Super MultiNo
Compatible memory cardsDiffersMemory Stick (MS), MMC, MS PRO, SD, xDSD
Number of HDDs installedKnown for one1
HDD capacityKnown for one750 GB
HDD interfaceKnown for oneSATA
HDD speedKnown for one5400 RPM
Graphics7 differ
Discrete graphics cardDiffersYesNo
Discrete graphics card modelDiffersNVIDIA® GeForce® GT 640MNot available
Graphics card familyDiffersIntel, NVIDIAIntel
On-board graphics card modelDiffersIntel® HD Graphics 3000Intel® HD Graphics 4000
On-board graphics card base frequencyDiffers650 MHz350 MHz
On-board graphics card dynamic frequency (max)Differs1300 MHz1150 MHz
On-board graphics card IDDiffers0x1160x166
Discrete graphics card memoryKnown for one2 GB
Number of discrete graphics cardsKnown for one1
Audio1 differ
Audio systemDiffersHDSonicMaster
Built-in speaker(s)Known for oneYes
Number of built-in speakersKnown for one2
Speakers manufacturerKnown for oneBang & Olufsen
Optical driveidentical
LightScribeKnown for oneNo
Network2 differ
Wireless technologyKnown for oneWi-Fi
Wi-Fi standardsDiffers802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11a, 802.11b, 802.11g
Ethernet LANDiffersYesNo
Networking featuresKnown for oneGigabit Ethernet, WLAN
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Cabling technologyKnown for one10/100/1000Base-T(X)
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers20
Ethernet LAN (RJ-45) portsDiffers10
HDMI ports quantityDiffers10
VGA (D-Sub) ports quantityDiffers10
Micro HDMI ports quantityKnown for one1
Mini VGA ports quantityKnown for one1
Headphone outputsDiffers10
Combo headphone/mic portKnown for oneYes
Microphone inDiffersYesNo
Performance1 differ
Motherboard chipsetDiffersIntel HM77 ExpressIntel HM76 Express
Keyboardidentical
Windows keysKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 7 Professional
Processor special features6 differ
Graphics & IMC lithographyDiffers32 nm22 nm
Intel Secure Key Technology versionKnown for one1.00
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® Secure KeyKnown for oneYes
Processor ARK IDDiffers5345265714
Processor codeDiffersSR04ZSR0N6
Processor package sizeDiffers37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)31.0 x 24.0 mm
Conflict-Free processorDiffersNoYes
Battery2 differ
Battery technologyDiffersLithium-Ion (Li-Ion)Lithium Polymer (LiPo)
Battery capacityDiffers4400 mAh50 Wh
Number of battery cellsKnown for one6
Battery life (max)Known for one4 h
Power1 differ
AC adapter powerDiffers90 W45 W
AC adapter frequencyKnown for one50 - 60 Hz
AC adapter input voltageKnown for one100 - 240 V
AC adapter output voltageKnown for one19 V
Securityidentical
Fingerprint readerKnown for oneNo
Weight & dimensions4 differ
WeightDiffers3.2 kg1.3 kg
WidthDiffers415 mm325 mm
DepthDiffers275 mm223 mm
HeightDiffers34.7 mm18 mm
Height (front)Known for one3 mm
Height (rear)Known for one1.8 cm
Packaging contentidentical
ManualKnown for oneYes
Quick start guideKnown for oneYes
Other featuresidentical
Number of products includedKnown for one1 pc(s)
Intel segment taggingKnown for oneEnterprise
3DKnown for oneNo
Compliance industry standardsKnown for oneIEEE 802.3, IEEE 802.3u, IEEE 802.3ab
TV tuner integratedKnown for oneNo
Cameraidentical
Front camera resolution (numeric)Known for one1.3 MP
Certificatesidentical
Wi-Fi certifiedKnown for oneYes
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR

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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