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Product comparison · 2 laptops

Acer Aspire One D255-N55DQws vs MSI Megabook GX660R-488NL laptop Intel® Core™ i7 i7-740QM

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  • 64specifications compared
  • 41differ
  • 23identical
  • 92known for one product only

Key differences

  • Product colour
    • White
    • Black
  • Display diagonal
    • 25.6 cm (10.1")
    • 39.6 cm (15.6")
  • Display resolution
    • 1024 x 600 pixels
    • 1920 x 1080 pixels
  • Native aspect ratio
    • 5:3
    • 16:9
  • Processor family
    • Intel Atom®
    • Intel® Core™ i7
  • Processor model
    • N550
    • i7-740QM
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 4
    • 8

Side by side

Differences highlightedShow differences only
156 specifications
A

Acer

Aspire One D255-N55DQwsView product
B

MSI

Megabook GX660R-488NL laptop Intel® Core™ i7 i7-740QM

Model GX660R-488NL

View product
Design1 differ
Product colourDiffersWhiteBlack
Product typeKnown for oneNetbook
Display3 differ
Display diagonalDiffers25.6 cm (10.1")39.6 cm (15.6")
Display resolutionDiffers1024 x 600 pixels1920 x 1080 pixels
HD typeKnown for oneFull HD
Native aspect ratioDiffers5:316:9
Display surfaceKnown for oneGloss
Display number of coloursKnown for one16.78 million colours
LED backlightKnown for oneYes
Processor11 differ
Processor familyDiffersIntel Atom®Intel® Core™ i7
Processor generationKnown for oneIntel® Core™ i7
Processor modelDiffersN550i7-740QM
Processor coresDiffers24
Processor threadsDiffers48
Processor boost frequencyKnown for one2.93 GHz
Processor frequencyDiffers1.5 GHz1.73 GHz
Processor cacheDiffers1 MB6 MB
Processor cache typeDiffersL2Smart Cache
Processor socketKnown for oneSocket 988
Processor seriesKnown for oneIntel Core i7-700 Mobile Series
Processor codenameDiffersPineviewClarksfield
FSB ParityKnown for oneNo
SteppingKnown for oneB1
Thermal Design Power (TDP)Differs8.5 W45 W
TjunctionKnown for one100 °C
Maximum number of PCI Express lanesKnown for one16
PCI Express configurationsKnown for one1x16, 2x8
PCI Express slots versionKnown for one2
Number of Processing Die TransistorsDiffers176 M774 M
Processing Die sizeDiffers87 mm²296 mm²
CPU multiplier (bus/core ratio)Known for one13
ECC supported by processorKnown for oneNo
Memory2 differ
Internal memoryDiffers1 GB6 GB
Internal memory typeKnown for oneDDR3-SDRAM
Memory layout (slots x size)Differs1 x 1 GB3 x 2 GB
Maximum internal memoryKnown for one12 GB
Memory clock speedKnown for one1066 MHz
Memory slotsKnown for one1x SO-DIMM
Storage4 differ
Total storage capacityDiffers250 GB1 TB
Number of HDDs installedKnown for one2
HDD capacityKnown for one500 GB
HDD speedDiffers5400 RPM7200 RPM
Optical drive typeDiffersNoDVD Super Multi DL
Compatible memory cardsDiffersMMC, SDMemory Stick (MS), MMC, SD, xD
HDD sizeKnown for one2.5"
Graphicsidentical
On-board graphics cardKnown for oneNo
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneAMD Mobility Radeon HD 5870
Graphics card familyKnown for oneAMD
On-board graphics card modelKnown for oneNot available
Maximum graphics card memoryKnown for one1.024 GB
On-board graphics card base frequencyKnown for one200 MHz
Graphics cardKnown for oneGMA 3150
Audio1 differ
Audio systemDiffersHDHDA
Built-in subwooferKnown for oneYes
Built-in microphoneKnown for oneYes
Network2 differ
Networking featuresDiffersFast EthernetGigabit Ethernet, WLAN
Bluetooth versionDiffers3.0+HS2.0+EDR
Wireless technologyKnown for oneIEEE 802.11 b/g/n
Ethernet LANKnown for oneYes
Ethernet LAN data ratesKnown for one10,100 Mbit/s
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers32
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one2
eSATA ports quantityKnown for one1
HDMI ports quantityDiffers01
DisplayPorts quantityKnown for one0
DVI portKnown for oneNo
Firewire (IEEE 1394) portsKnown for one0
S/PDIF out portKnown for oneNo
Microphone inKnown for oneYes
Docking connectorKnown for oneNo
ExpressCard slotKnown for oneYes
CardBus PCMCIA slots quantityKnown for one0
CardBus PCMCIA slot typeKnown for oneNo
SmartCard slotKnown for oneNo
Modem (RJ-11) portsKnown for one0
TV-in portKnown for oneNo
TV-outKnown for oneNo
PS/2 ports quantityKnown for one0
Parallel ports quantityKnown for one0
Serial ports quantityKnown for one0
Performanceidentical
Motherboard chipsetKnown for oneIntel® PM55 Express
GPS (satellite)Known for oneNo
Keyboardidentical
Keyboard number of keysKnown for one84
Software1 differ
Operating system installedDiffersWindows 7 StarterWindows 7 Home Premium
Compatible operating systemsKnown for oneAndroid
Processor special features8 differ
Intel® Wireless Display (Intel® WiDi)Known for oneNo
CPU configuration (max)Known for one1
Idle StatesKnown for oneYes
Intel Clear Video TechnologyKnown for oneNo
Intel Dual Display Capable TechnologyKnown for oneNo
Intel Enhanced Halt StateKnown for oneYes
Intel FDI TechnologyKnown for oneNo
Intel Fast Memory AccessKnown for oneNo
Intel Flex Memory AccessKnown for oneNo
Intel Rapid Storage TechnologyKnown for oneNo
Intel Trusted Execution TechnologyDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)Known for oneYes
Intel Virtualization Technology (VT-x)DiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)Known for oneNo
Intel® Anti-Theft Technology (Intel® AT)Known for oneNo
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneNo
Intel® InTru™ 3D TechnologyKnown for oneNo
Intel® Insider™Known for oneNo
Intel® My WiFi Technology (Intel® MWT)Known for oneNo
Intel® Quick Sync Video TechnologyKnown for oneNo
Intel® Smart CacheKnown for oneYes
Intel® Turbo Boost TechnologyDiffersNo1.0
Physical Address Extension (PAE)Known for oneYes
Processor ARK IDDiffers5015449024
Processor codeKnown for oneSLBQG
Processor package sizeDiffers22 x 22 mm37.5 x 37.5 mm
Supported instruction setsDiffersSSE2, SSE3, SSSE3SSE4.2
Conflict-Free processorDiffersYesNo
Battery1 differ
Number of battery cellsDiffers69
Battery technologyKnown for oneLithium-Ion (Li-Ion)
Battery capacityKnown for one4400 mAh
Battery life (max)Known for one8 h
Power1 differ
AC adapter powerDiffers40 W150 W
AC adapter input voltageKnown for one100 - 240 V
Securityidentical
Cable lock slotKnown for oneNo
Weight & dimensions4 differ
WeightDiffers1.25 kg3.5 kg
WidthDiffers258.5 mm396 mm
DepthDiffers185 mm269 mm
HeightDiffers24 mm55 mm
Packaging contentidentical
Mouse includedKnown for oneYes
AC adapter includedKnown for oneYes
Bag includedKnown for oneYes
Other featuresidentical
Infrared data portKnown for oneNo
Internal modemKnown for oneNo
TV tuner integratedKnown 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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