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Product comparison · 2 laptops

Acer Aspire One 721-142ki AMD Athlon II Neo K145 Netbook vs Acer Aspire One LU.SEY0D.092 netbook Intel Atom® N455

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  • 42specifications compared
  • 20differ
  • 22identical
  • 80known for one product only

Key differences

  • Product colour
    • Black
    • White
  • Display diagonal
    • 29.5 cm (11.6")
    • 25.6 cm (10.1")
  • Display resolution
    • 1366 x 768 pixels
    • 1024 x 600 pixels
  • Native aspect ratio
    • 16:9
    • 5:3
  • Processor manufacturer
    • AMD
    • Intel
  • Processor family
    • AMD Athlon II Neo
    • Intel Atom®
  • Processor model
    • K145
    • N455
  • Processor frequency
    • 1.8 GHz
    • 1.66 GHz

Side by side

Differences highlightedShow differences only
122 specifications
A

Acer

Aspire One 721-142ki AMD Athlon II Neo K145 Netbook

Model 721-142ki

View product
B

Acer

Aspire One LU.SEY0D.092 netbook Intel Atom® N455

Model LU.SEY0D.092

View product
Design1 differ
Product typeNetbookNetbook
Product colourDiffersBlackWhite
Display3 differ
Display diagonalDiffers29.5 cm (11.6")25.6 cm (10.1")
Display resolutionDiffers1366 x 768 pixels1024 x 600 pixels
LED backlightYesYes
Native aspect ratioDiffers16:95:3
Processor5 differ
Processor manufacturerDiffersAMDIntel
Processor familyDiffersAMD Athlon II NeoIntel Atom®
Processor modelDiffersK145N455
Processor coresKnown for one1
Processor threadsKnown for one2
Processor frequencyDiffers1.8 GHz1.66 GHz
Processor cacheDiffers1 MB0.512 MB
Processor cache typeL2L2
Processor socketKnown for oneBGA 559
Processor lithographyKnown for one45 nm
Processor operating modesKnown for one64-bit
Processor seriesKnown for oneIntel Atom N400 Series
Processor codenameKnown for onePineview
Bus typeKnown for oneDMI
FSB ParityKnown for oneNo
SteppingKnown for oneA0
Thermal Design Power (TDP)Known for one6.5 W
TjunctionKnown for one100 °C
Number of Processing Die TransistorsKnown for one123 M
Processing Die sizeKnown for one66 mm²
CPU multiplier (bus/core ratio)Known for one10
ECC supported by processorKnown for oneNo
Memory1 differ
Internal memoryDiffers4 GB1 GB
Internal memory typeDDR3-SDRAMDDR3-SDRAM
Memory clock speed1066 MHz1066 MHz
Memory layout (slots x size)Known for one1 x 1 GB
Memory slotsKnown for one1x SO-DIMM
Storage2 differ
Total storage capacityDiffers500 GB250 GB
HDD capacityKnown for one250 GB
HDD interfaceSATASATA
Card reader integratedYesYes
Compatible memory cardsDiffersMemory Stick (MS), MMC, MS PRO, SD, xDMMC, SD
Storage mediaKnown for oneHDD
HDD speedKnown for one5400 RPM
HDD sizeKnown for one2.5"
Optical drive typeKnown for oneNo
Graphicsidentical
On-board graphics cardKnown for oneYes
On-board graphics card base frequencyKnown for one200 MHz
Graphics card familyKnown for oneAMD
Maximum graphics card memoryKnown for one0.384 GB
Graphics cardKnown for oneRadeon HD 4225
Audioidentical
Built-in microphoneYesYes
Audio systemKnown for oneHDA
Network1 differ
Wi-FiYesYes
Networking featuresKnown for oneFast Ethernet
Wireless technologyDiffersIEEE 802.11b/g/n802.11n
Ethernet LANYesYes
Ethernet LAN data rates10,100 Mbit/s10,100 Mbit/s
BluetoothNoNo
Cabling technologyKnown for one10/100Base-T(X)
Ports & interfaces1 differ
USB 2.0 ports quantity33
Ethernet LAN (RJ-45) ports11
HDMI ports quantityDiffers10
VGA (D-Sub) ports quantity11
Headphone outputs11
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
eSATA ports quantityKnown for one0
Firewire (IEEE 1394) portsKnown for one0
Thunderbolt ports quantityKnown for one0
TV-outKnown for oneNo
Performanceidentical
GPS (satellite)NoNo
Keyboardidentical
Pointing deviceTouchpadTouchpad
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 7 Starter
Operating system architectureKnown for one64-bit
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for oneNo
Embedded options availableKnown for oneYes
Enhanced Intel SpeedStep TechnologyKnown for oneYes
Execute Disable BitKnown for oneYes
Intel 64Known for oneYes
Intel Clear Video TechnologyKnown for oneNo
Intel Demand Based SwitchingKnown for oneNo
Intel Dual Display Capable TechnologyKnown for oneNo
Intel Enhanced Halt StateKnown for oneNo
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 TechnologyKnown for oneNo
Intel VT-x with Extended Page Tables (EPT)Known for oneNo
Intel Virtualization Technology (VT-x)Known for oneNo
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneNo
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® Hyper Threading Technology (Intel® HT Technology)Known for oneYes
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® Turbo Boost TechnologyKnown for oneNo
Processor ARK IDKnown for one49491
Processor codeKnown for oneSLBX9
Processor package sizeKnown for one22 x 22 mm
Supported instruction setsKnown for oneSSE2, SSE3, SSSE3
Thermal Monitoring TechnologiesKnown for oneYes
Conflict-Free processorKnown for oneNo
Battery1 differ
Battery technologyLithium-Ion (Li-Ion)Lithium-Ion (Li-Ion)
Battery life (max)Differs5.5 h8 h
Number of battery cellsKnown for one6
Battery capacityKnown for one4400 mAh
Poweridentical
AC adapter powerKnown for one40 W
DC-in jackYesYes
AC adapter frequencyKnown for one50 - 60 Hz
Certificatesidentical
Compliance certificatesKnown for oneRoHS
CertificationKnown for oneWEEE
Sustainabilityidentical
Sustainability certificatesENERGY STARENERGY STAR
Weight & dimensions4 differ
WeightDiffers1.4 kg1.25 kg
WidthDiffers285 mm259 mm
DepthDiffers204 mm185 mm
HeightDiffers28 mm24 mm
Dimensions (WxDxH)Known for one285 x 204 x 28 mm
Other featuresidentical
Supplied AC adapter typeACAC
Cameraidentical
Front camera resolution (numeric)Known for one1.3 MP
Securityidentical
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington

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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