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Product comparison · 2 laptops

Acer Aspire One AO721-142ss AMD Athlon K125 Netbook vs Acer eMachines G640 AMD Athlon II P320

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  • 32specifications compared
  • 14differ
  • 18identical
  • 60known for one product only

Key differences

  • Product colour
    • Silver
    • Black, Silver
  • Display diagonal
    • 29.5 cm (11.6")
    • 43.9 cm (17.3")
  • Display resolution
    • 1366 x 768 pixels
    • 1600 x 900 pixels
  • Processor family
    • AMD Athlon
    • AMD Athlon II
  • Processor model
    • K125
    • P320
  • Processor frequency
    • 1.8 GHz
    • 2.1 GHz
  • Internal memory
    • 2 GB
    • 4 GB
  • Wireless technology
    • IEEE 802.11n
    • Wi-Fi

Side by side

Differences highlightedShow differences only
92 specifications
A

Acer

Aspire One AO721-142ss AMD Athlon K125 Netbook

Model AO721-142ss

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B

Acer

eMachines G640 AMD Athlon II P320

Model G640

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Design1 differ
Product colourDiffersSilverBlack, Silver
Product typeKnown for oneNetbook
Display2 differ
Display diagonalDiffers29.5 cm (11.6")43.9 cm (17.3")
Display resolutionDiffers1366 x 768 pixels1600 x 900 pixels
HD typeKnown for oneHD+
LED backlightYesYes
Native aspect ratio16:916:9
Display brightnessKnown for one220 cd/m²
Display number of coloursKnown for one16.78 million colours
Processor3 differ
Processor familyDiffersAMD AthlonAMD Athlon II
Processor modelDiffersK125P320
Processor frequencyDiffers1.8 GHz2.1 GHz
Processor cacheKnown for one1 MB
Processor cache typeKnown for oneL2
Processor front side busKnown for one1066 MHz
Processor manufacturerKnown for oneAMD
Memory1 differ
Internal memoryDiffers2 GB4 GB
Internal memory typeDDR3-SDRAMDDR3-SDRAM
Memory slotsKnown for one2x SO-DIMM
Maximum internal memoryKnown for one8 GB
Memory clock speedKnown for one1066 MHz
Storageidentical
Total storage capacity320 GB320 GB
Number of HDDs installedKnown for one1
HDD capacityKnown for one320 GB
HDD interfaceSATASATA
HDD speed5400 RPM5400 RPM
Optical drive typeKnown for oneDVD Super Multi DL
Card reader integratedYesYes
Compatible memory cardsKnown for oneMemory Stick (MS), MMC, MS PRO, SD, xD
Graphicsidentical
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneAMD Mobility Radeon HD 4250
Graphics card familyKnown for oneAMD
Graphics cardKnown for oneRadeon HD 4225
Audioidentical
Audio systemKnown for oneHD
Number of built-in speakersKnown for one2
Built-in microphoneKnown for oneYes
Cameraidentical
Front camera resolution (numeric)Known for one1.3 MP
Network1 differ
Wi-FiYesYes
Networking featuresKnown for oneGigabit Ethernet, WLAN
Wireless technologyDiffersIEEE 802.11nWi-Fi
Ethernet LANYesYes
BluetoothNoNo
Cabling technologyKnown for one10/100/1000Base-T(X)
Ports & interfaces1 differ
USB 2.0 ports quantity33
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
eSATA/USB 2.0 ports quantityKnown for one0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0
eSATA ports quantityKnown for one0
Ethernet LAN (RJ-45) ports11
HDMI ports quantityDiffers10
DisplayPorts quantityKnown for one0
DVI portKnown for oneNo
VGA (D-Sub) ports quantity11
Firewire (IEEE 1394) portsKnown for one0
Headphone outputs11
S/PDIF out portKnown for oneNo
Microphone inKnown for oneYes
Docking connectorKnown for oneNo
ExpressCard slotKnown for oneNo
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 oneAMD M880G
GPS (satellite)Known for oneNo
Keyboardidentical
Pointing deviceTouchpadTouchpad
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 7 Ultimate
Battery1 differ
Number of battery cells66
Battery capacityDiffers4400 mAh48.8 Wh
Battery technologyKnown for oneLithium-Ion (Li-Ion)
Poweridentical
AC adapter power65 W65 W
DC-in jackYesYes
Securityidentical
Cable lock slotKnown for oneNo
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR
Weight & dimensions3 differ
WeightDiffers1.4 kg3.3 kg
WidthDiffers285 mm410 mm
DepthDiffers204 mm275 mm
Height (front)Known for one2.71 cm
Height (rear)Known for one3.43 cm
HeightKnown for one28 mm
Packaging contentidentical
AC adapter includedKnown for oneYes
Remote control includedKnown for oneNo
Other featuresidentical
Infrared data portKnown for oneNo
Wake-on-LAN readyKnown for oneYes
Internal modemKnown for oneNo
TV tuner integratedKnown for oneNo
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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