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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
Form factorClamshellClamshell
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 manufacturerIntelIntel
Processor familyDiffersIntel® Core™ i5Intel® Core™ i7
Processor generationDiffers2nd gen Intel® Core™ i53rd gen Intel® Core™ i7
Processor modelDiffersi5-2450Mi7-3517U
Processor cores22
Processor threads44
Processor boost frequencyDiffers3.1 GHz3 GHz
Processor frequencyDiffers2.5 GHz1.9 GHz
System bus rate5 GT/s5 GT/s
Processor cacheDiffers3 MB4 MB
Processor cache typeSmart CacheSmart Cache
Processor socketKnown for oneBGA 1023
Processor lithographyDiffers32 nm22 nm
Processor operating modes64-bit64-bit
Processor seriesDiffersIntel Core i5-2400 Mobile SeriesIntel Core i7-3500 Mobile series
Processor codenameDiffersSandy BridgeIvy Bridge
Bus typeDMIDMI
FSB ParityNoNo
SteppingDiffersJ1L1
Thermal Design Power (TDP)Differs35 W17 W
TjunctionDiffers100 °C105 °C
Maximum number of PCI Express lanes1616
PCI Express configurationsDiffers1x16, 2x8, 1x8+2x41x8, 1x16, 2x4, 2x8
PCI Express slots version2.02.0
CPU multiplier (bus/core ratio)Differs2519
ECC supported by processorNoNo
Memory3 differ
Internal memoryDiffers8 GB4 GB
Internal memory typeDDR3-SDRAMDDR3-SDRAM
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
Card reader integratedYesYes
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
On-board graphics cardYesYes
Discrete graphics cardDiffersYesNo
Discrete graphics card modelDiffersNVIDIA® GeForce® GT 640MNot available
Graphics card familyDiffersIntel, NVIDIAIntel
On-board graphics card familyIntel® HD GraphicsIntel® HD Graphics
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
Built-in microphoneYesYes
Optical driveidentical
LightScribeKnown for oneNo
Network2 differ
Wi-FiYesYes
Wireless technologyKnown for oneWi-Fi
Wi-Fi standardsDiffers802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11a, 802.11b, 802.11g
Ethernet LANDiffersYesNo
BluetoothYesYes
Bluetooth version4.04.0
Integrated 4G WiMAXYesYes
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
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity22
eSATA/USB 2.0 ports quantity00
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity00
eSATA ports quantity00
Ethernet LAN (RJ-45) portsDiffers10
HDMI ports quantityDiffers10
DisplayPorts quantity00
DVI portNoNo
VGA (D-Sub) ports quantityDiffers10
Firewire (IEEE 1394) ports00
Thunderbolt ports quantity00
Micro HDMI ports quantityKnown for one1
Mini VGA ports quantityKnown for one1
Headphone outputsDiffers10
S/PDIF out portNoNo
Combo headphone/mic portKnown for oneYes
Microphone inDiffersYesNo
ExpressCard slotNoNo
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
SmartCard slotNoNo
Performance1 differ
Motherboard chipsetDiffersIntel HM77 ExpressIntel HM76 Express
Keyboardidentical
Pointing deviceTouchpadTouchpad
Numeric keypadNoNo
Windows keysKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 7 Professional
Operating system architecture64-bit64-bit
Processor special features6 differ
Intel® Wireless Display (Intel® WiDi)YesYes
CPU configuration (max)11
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithographyDiffers32 nm22 nm
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyYesYes
Intel Enhanced Halt StateYesYes
Intel FDI TechnologyYesYes
Intel Fast Memory AccessYesYes
Intel Flex Memory AccessYesYes
Intel Identity Protection Technology version1.001.00
Intel Rapid Storage TechnologyNoNo
Intel Secure Key Technology versionKnown for one1.00
Intel Trusted Execution TechnologyNoNo
Intel VT-x with Extended Page Tables (EPT)YesYes
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Anti-Theft Technology (Intel® AT)YesYes
Intel® Clear Video HD Technology (Intel® CVT HD)YesYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)NoNo
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Identity Protection Technology (Intel® IPT)YesYes
Intel® InTru™ 3D TechnologyYesYes
Intel® Insider™YesYes
Intel® My WiFi Technology (Intel® MWT)YesYes
Intel® Quick Sync Video TechnologyYesYes
Intel® Secure KeyKnown for oneYes
Intel® Smart CacheYesYes
Intel® Turbo Boost Technology2.02.0
Processor ARK IDDiffers5345265714
Processor codeDiffersSR04ZSR0N6
Processor package sizeDiffers37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)31.0 x 24.0 mm
Supported instruction setsAVXAVX
Thermal Monitoring TechnologiesYesYes
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
DC-in jackYesYes
Securityidentical
Cable lock slotNoNo
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
AC adapter includedYesYes
ManualKnown for oneYes
Quick start guideKnown for oneYes
Other featuresidentical
Infrared data portNoNo
Number of products includedKnown for one1 pc(s)
Intel segment taggingKnown for oneEnterprise
Supplied AC adapter typeACAC
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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