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Product comparison · 2 laptops

Acer eMachines eM350-21G16id Intel Atom® N450 Netbook vs Lenovo L512 + 45N6678

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  • 89specifications compared
  • 53differ
  • 36identical
  • 56known for one product only

Key differences

  • Display diagonal
    • 25.6 cm (10.1")
    • 39.6 cm (15.6")
  • Display resolution
    • 1024 x 600 pixels
    • 1366 x 768 pixels
  • Native aspect ratio
    • 5:3
    • 16:9
  • Processor family
    • Intel Atom®
    • Intel® Core™ i5
  • Processor model
    • N450
    • i5-460M
  • Processor cores
    • 1
    • 2
  • Processor threads
    • 2
    • 4
  • Processor frequency
    • 1.66 GHz
    • 2.53 GHz

Side by side

Differences highlightedShow differences only
145 specifications
A

Acer

eMachines eM350-21G16id Intel Atom® N450 Netbook

Model eM350-21G16id

View product
B

Lenovo

L512 + 45N6678View product
Display3 differ
Display diagonalDiffers25.6 cm (10.1")39.6 cm (15.6")
Display resolutionDiffers1024 x 600 pixels1366 x 768 pixels
LED backlightYesYes
Native aspect ratioDiffers5:316:9
Display brightnessKnown for one220 cd/m²
Contrast ratio (typical)Known for one500:1
Processor17 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel Atom®Intel® Core™ i5
Processor generationKnown for one4th gen Intel® Core™ i5
Processor modelDiffersN450i5-460M
Processor coresDiffers12
Processor threadsDiffers24
Processor boost frequencyKnown for one2.8 GHz
Processor frequencyDiffers1.66 GHz2.53 GHz
System bus rateKnown for one2.5 GT/s
Processor cacheDiffers0.512 MB3 MB
Processor cache typeDiffersL2Smart Cache
Processor socketDiffersBGA 559BGA 1288
Processor lithographyDiffers45 nm32 nm
Processor operating modes64-bit64-bit
Processor seriesDiffersIntel Atom N400 SeriesIntel Core i5-400 Series
Processor codenameDiffersPineviewArrandale
Bus typeDMIDMI
FSB ParityNoNo
SteppingDiffersA0K0
Thermal Design Power (TDP)Differs5.5 W35 W
TjunctionDiffers100 °C105 °C
Maximum number of PCI Express lanesKnown for one16
PCI Express configurationsKnown for one1x16
PCI Express slots versionKnown for one2.0
Number of Processing Die TransistorsDiffers123 M382 M
Processing Die sizeDiffers66 mm²81 mm²
CPU multiplier (bus/core ratio)Differs1019
ECC supported by processorNoNo
Processor front side busKnown for one667 MHz
Memory3 differ
Internal memoryDiffers1 GB2 GB
Internal memory typeDiffersDDR2-SDRAMDDR3-SDRAM
Memory slotsKnown for one2x SO-DIMM
Maximum internal memoryDiffers2 GB8 GB
Memory clock speedKnown for one667 MHz
Storage3 differ
Total storage capacityDiffers160 GB320 GB
HDD interfaceSATASATA
HDD speed5400 RPM5400 RPM
Optical drive typeDiffersNoDVD-RW
Card reader integratedYesYes
Compatible memory cardsDiffersMMC, SDMemory Stick (MS), MMC, MS PRO, SD, SDHC, xD
Graphicsidentical
On-board graphics cardYesYes
Graphics card familyKnown for oneIntel
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card modelKnown for oneIntel® HD Graphics
On-board graphics card base frequencyKnown for one500 MHz
On-board graphics card dynamic frequency (max)Known for one766 MHz
Maximum graphics card memoryKnown for one0.064 GB
Graphics cardKnown for oneGMA 3150
Audio1 differ
Audio systemDiffersHDHigh Definition Audio
Number of built-in speakersKnown for one2
Built-in microphoneKnown for oneYes
Network1 differ
Wi-FiYesYes
Networking featuresDiffersFast EthernetGigabit Ethernet
Ethernet LANYesYes
BluetoothNoNo
Wireless technologyKnown for one802.11 b/g/n
Ethernet LAN data ratesKnown for one10,100 Mbit/s
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers24
eSATA ports quantityKnown for one1
Ethernet LAN (RJ-45) ports11
DisplayPorts quantityKnown for one1
DVI portKnown for oneNo
VGA (D-Sub) ports quantity11
Headphone outputs11
S/PDIF out portKnown for oneNo
Microphone inKnown for oneYes
Docking connectorKnown for oneYes
ExpressCard slotKnown for oneYes
CardBus PCMCIA slots quantityKnown for one0
CardBus PCMCIA slot typeKnown for oneNo
SmartCard slotKnown for oneYes
Modem (RJ-11) portsKnown for one1
TV-in portKnown for oneNo
TV-outKnown for oneNo
HDMI ports quantityKnown for one0
Performanceidentical
Motherboard chipsetKnown for oneIntel® QM57 Express
GPS (satellite)Known for oneNo
Keyboard1 differ
Pointing deviceDiffersTouchpadThinkPad UltraNav
Software1 differ
Operating system installedDiffersWindows 7 StarterWindows 7 Professional
Operating system architectureKnown for one64-bit
Processor special features16 differ
Intel® Wireless Display (Intel® WiDi)NoNo
CPU configuration (max)Known for one1
Embedded options availableDiffersYesNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithographyKnown for one45 nm
Idle StatesKnown for oneYes
Intel 64YesYes
Intel Clear Video TechnologyDiffersNoYes
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyDiffersNoYes
Intel Enhanced Halt StateDiffersNoYes
Intel FDI TechnologyDiffersNoYes
Intel Fast Memory AccessDiffersNoYes
Intel Flex Memory AccessDiffersNoYes
Intel Rapid Storage TechnologyNoNo
Intel Trusted Execution TechnologyNoNo
Intel VT-x with Extended Page Tables (EPT)DiffersNoYes
Intel Virtualization Technology (VT-x)DiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)NoNo
Intel® AES New Instructions (Intel® AES-NI)NoNo
Intel® Anti-Theft Technology (Intel® AT)NoNo
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)DiffersNoYes
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® InTru™ 3D TechnologyNoNo
Intel® Insider™NoNo
Intel® My WiFi Technology (Intel® MWT)NoNo
Intel® Quick Sync Video TechnologyNoNo
Intel® Smart CacheKnown for oneYes
Intel® Turbo Boost TechnologyDiffersNo1.0
Physical Address Extension (PAE)Known for oneYes
Processor ARK IDDiffers4250350179
Processor codeDiffersSLBMGSLC22
Processor package sizeDiffers22 x 22 mmrPGA 37.5x 37.5, BGA 34x28
Supported instruction setsDiffersSSE2, SSE3, SSSE3SSE4.1, SSE4.2
Thermal Monitoring TechnologiesYesYes
Conflict-Free processorNoNo
Battery2 differ
Number of battery cellsDiffers36
Battery life (max)Differs4 h4.7 h
Battery technologyKnown for oneLithium-Ion (Li-Ion)
Battery capacityKnown for one2200 mAh
Poweridentical
DC-in jackYesYes
AC adapter powerKnown for one24 W
Security1 differ
Cable lock slotYesYes
Cable lock slot typeDiffersKensingtonIBM
Fingerprint readerKnown for oneYes
Weight & dimensions3 differ
WeightDiffers1.1 kg2.56 kg
WidthDiffers258 mm380 mm
DepthDiffers185 mm247 mm
Height (front)Known for one3.2 cm
Height (rear)Known for one3.6 cm
HeightKnown for one25.2 mm
Other featuresidentical
Infrared data portKnown for oneNo
Intel segment taggingKnown for oneHome office, Small Business
Supplied AC adapter typeACAC
Designidentical
Product typeKnown for oneNetbook
Product colourKnown for oneBlack
Cameraidentical
Front camera resolution (numeric)Known for one0.3 MP

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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