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Product comparison · 2 laptops

ASUS 1001PXD-WHI128S netbook Intel Atom® N455 vs Lenovo ThinkPad 420 Intel® Core™ i5 i5-2540M

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  • 89specifications compared
  • 56differ
  • 33identical
  • 65known for one product only

Key differences

  • Product colour
    • White
    • Black
  • Display diagonal
    • 25.6 cm (10.1")
    • 35.6 cm (14")
  • Processor family
    • Intel Atom®
    • Intel® Core™ i5
  • Processor model
    • N455
    • i5-2540M
  • Processor cores
    • 1
    • 2
  • Processor threads
    • 2
    • 4
  • Processor frequency
    • 1.66 GHz
    • 2.6 GHz
  • Processor cache
    • 0.512 MB
    • 3 MB

Side by side

Differences highlightedShow differences only
154 specifications
A

ASUS

1001PXD-WHI128S netbook Intel Atom® N455

Model 1001PXD-WHI128S

View product
B

Lenovo

ThinkPad 420 Intel® Core™ i5 i5-2540M

Model 420

View product
Design1 differ
Product colourDiffersWhiteBlack
Product typeKnown for oneNetbook
Display1 differ
Display diagonalDiffers25.6 cm (10.1")35.6 cm (14")
LED backlightYesYes
Display resolutionKnown for one1024 x 600 pixels
Native aspect ratioKnown for one5:3
Processor15 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel Atom®Intel® Core™ i5
Processor generationKnown for one2nd gen Intel® Core™ i5
Processor modelDiffersN455i5-2540M
Processor coresDiffers12
Processor threadsDiffers24
Processor boost frequencyKnown for one3.3 GHz
Processor frequencyDiffers1.66 GHz2.6 GHz
System bus rateKnown for one5 GT/s
Processor cacheDiffers0.512 MB3 MB
Processor cache typeDiffersL2Smart Cache
Processor socketDiffersBGA 559BGA 1023
Processor lithographyDiffers45 nm32 nm
Processor operating modes64-bit64-bit
Processor seriesDiffersIntel Atom N400 SeriesIntel Core i5-2500 Mobile Series
Processor codenameDiffersPineviewSandy Bridge
Bus typeDMIDMI
FSB ParityNoNo
SteppingDiffersA0J1
Thermal Design Power (TDP)Differs6.5 W35 W
TjunctionDiffers100 °C100 C
Maximum number of PCI Express lanesKnown for one16
PCI Express configurationsKnown for one1x16, 2x8, 1x8+2x4
PCI Express slots versionKnown for one2.0
CPU multiplier (bus/core ratio)Differs1026
ECC supported by processorNoNo
Number of Processing Die TransistorsKnown for one123 M
Processing Die sizeKnown for one66 mm²
Memory3 differ
Internal memoryDiffers1 GB4 GB
Internal memory typeDDR3-SDRAMDDR3-SDRAM
Memory clock speedKnown for one1333 MHz
Memory slotsDiffers1x SO-DIMM2x SO-DIMM
Maximum internal memoryDiffers2 GB8 GB
Memory layout (slots x size)Known for one1 x 1 GB
Storage2 differ
Total storage capacity320 GB320 GB
Storage mediaKnown for oneHDD
Number of HDDs installedKnown for one1
HDD capacity320 GB320 GB
HDD interfaceDiffersSATA IISATA
HDD speedDiffers5400 RPM7200 RPM
Card reader integratedYesYes
HDD sizeKnown for one2.5"
Compatible memory cardsKnown for oneMMC, SD, SDHC
Graphics1 differ
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 3000
On-board graphics card base frequencyDiffers200 MHz650 MHz
On-board graphics card dynamic frequency (max)Known for one1300 MHz
On-board graphics card IDKnown for one0x116
Audioidentical
Audio systemHDHD
Built-in microphoneYesYes
Number of built-in speakersKnown for one2
Optical driveidentical
LightScribeKnown for oneNo
Network2 differ
Wi-FiYesYes
Wi-Fi standardsKnown for one802.11a, 802.11b, 802.11g
Ethernet LANYesYes
BluetoothDiffersYesNo
Cabling technologyDiffers10/100Base-T(X)10/100/1000Base-T(X)
Integrated 4G WiMAXKnown for oneYes
Networking featuresKnown for oneFast Ethernet
Wireless technologyKnown for one802.11 b/g/n
Ethernet LAN data ratesKnown for one10,100 Mbit/s
Bluetooth versionKnown for one2.1+EDR
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers12
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
eSATA/USB 2.0 ports quantityKnown for one1
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 quantity00
DisplayPorts quantityKnown for one1
DVI portKnown for oneNo
VGA (D-Sub) ports quantityDiffers10
Firewire (IEEE 1394) portsKnown for one0
Thunderbolt ports quantityKnown for one0
Headphone outputs11
S/PDIF out portKnown for oneNo
Microphone inYesYes
Docking connectorKnown for oneNo
ExpressCard slotKnown for oneYes
CardBus PCMCIA slots quantityKnown for one0
CardBus PCMCIA slot typeKnown for oneNo
SmartCard slotKnown for oneNo
TV-outKnown for oneNo
Performance1 differ
Motherboard chipsetDiffersIntel NM10Intel® QM67 Express
GPS (satellite)Known for oneNo
Keyboardidentical
Numeric keypadKnown for oneNo
Full-size keyboardKnown for oneYes
Pointing deviceKnown for oneTouchpad
Software1 differ
Operating system installedDiffersWindows 7 StarterWindows 7 Professional
Operating system architectureKnown for one64-bit
Drivers includedYesYes
Processor special features22 differ
Intel® Wireless Display (Intel® WiDi)DiffersNoYes
CPU configuration (max)Known for one1
Embedded options availableDiffersYesNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithographyKnown for one32 nm
Idle StatesKnown for oneYes
Intel 64YesYes
Intel Clear Video TechnologyNoNo
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 Identity Protection Technology versionKnown for one1.00
Intel Rapid Storage TechnologyNoNo
Intel Trusted Execution TechnologyDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)DiffersNoYes
Intel Virtualization Technology (VT-x)DiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Anti-Theft Technology (Intel® AT)DiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
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)Known for oneYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™NoNo
Intel® My WiFi Technology (Intel® MWT)DiffersNoYes
Intel® Quick Sync Video TechnologyDiffersNoYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers4949150072
Processor codeDiffersSLBX9SR046
Processor package sizeDiffers22 x 22 mm37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction setsDiffersSSE2, SSE3, SSSE3AVX
Thermal Monitoring TechnologiesYesYes
Conflict-Free processorNoNo
Poweridentical
DC-in jackYesYes
Securityidentical
Cable lock slotKnown for oneNo
Weight & dimensions5 differ
WeightDiffers1.27 kg2.24 kg
WidthDiffers262 mm340 mm
DepthDiffers178 mm230 mm
Height (front)Differs2.59 cm3 cm
Height (rear)Differs3.65 cm3.04 cm
Packaging contentidentical
AC adapter includedKnown for oneYes
Other featuresidentical
Infrared data portKnown for oneNo
Power supply typeKnown for oneAC - DC
Intel segment taggingKnown for oneHome office, Small Business
Supplied AC adapter typeACAC
Cameraidentical
Front camera resolution (numeric)Known for one0.3 MP
Batteryidentical
Battery technologyKnown for oneLithium-Ion (Li-Ion)
Number of battery cellsKnown for one3
Battery capacityKnown for one23 Wh
Battery life (max)Known for one4 h

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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