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Product comparison · 2 laptops

Acer Aspire 431-4639 Intel® Celeron® B820 vs ASUS UX31E-RY025V Intel® Core™ i5 i5-2557M

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  • 97specifications compared
  • 47differ
  • 50identical
  • 59known for one product only

Key differences

  • Product colour
    • Black
    • Silver
  • Display diagonal
    • 35.6 cm (14")
    • 33.8 cm (13.3")
  • Display resolution
    • 1366 x 768 pixels
    • 1600 x 900 pixels
  • Processor family
    • Intel® Celeron®
    • Intel® Core™ i5
  • Processor model
    • B820
    • i5-2557M
  • Processor threads
    • 2
    • 4
  • Processor cache
    • 2 MB
    • 3 MB
  • Processor cache type
    • L2
    • L3

Side by side

Differences highlightedShow differences only
156 specifications
A

Acer

Aspire 431-4639 Intel® Celeron® B820

Model 431-4639

View product
B

ASUS

UX31E-RY025V Intel® Core™ i5 i5-2557M

Model UX31E-RY025V

View product
Design1 differ
Product colourDiffersBlackSilver
Display2 differ
Display diagonalDiffers35.6 cm (14")33.8 cm (13.3")
Display resolutionDiffers1366 x 768 pixels1600 x 900 pixels
TouchscreenKnown for oneNo
HD typeKnown for oneHD+
LED backlightKnown for oneYes
Processor9 differ
Processor familyDiffersIntel® Celeron®Intel® Core™ i5
Processor generationKnown for one2nd gen Intel® Core™ i5
Processor modelDiffersB820i5-2557M
Processor threadsDiffers24
Processor boost frequencyKnown for one2.7 GHz
Processor cacheDiffers2 MB3 MB
Processor cache typeDiffersL2L3
Processor socketDiffersrPGA988BBGA 1023
Processor seriesDiffersIntel Celeron Processor B800 Series for MobileIntel Core i5-2500 Mobile Series
SteppingKnown for oneJ1
Thermal Design Power (TDP)Differs35 W17 W
PCI Express configurationsDiffers1x16, 2x8, 1x8+2x41x8, 1x16, 2x4, 2x8
Memory1 differ
Internal memoryDiffers2 GB4 GB
Memory clock speedKnown for one1333 MHz
Memory slots (available)Known for one1
Storage5 differ
Total storage capacityDiffers500 GB256 GB
Storage mediaDiffersHDDSSD
Number of HDDs installedKnown for one1
HDD interfaceDiffersSATASATA III
Optical drive typeDiffersDVD±RWNo
Compatible memory cardsDiffersMemory Stick (MS), MMC, MS PRO, SD, xDMMC, SD, SDHC, SDXC
HDD speedKnown for one5400 RPM
Graphics3 differ
Discrete graphics cardKnown for oneNo
Discrete graphics card modelKnown for oneNot available
On-board graphics card modelDiffersIntel® HD GraphicsIntel® HD Graphics 3000
On-board graphics card base frequencyDiffers650 MHz350 MHz
On-board graphics card dynamic frequency (max)Differs1050 MHz1200 MHz
On-board graphics card IDKnown for one0x116
Cameraidentical
Front camera resolution (numeric)Known for one0.3 MP
Optical driveidentical
LightScribeKnown for oneNo
Network2 differ
BluetoothDiffersNoYes
Bluetooth versionKnown for one4.0
Integrated 4G WiMAXDiffersNoYes
Networking featuresKnown for oneFast Ethernet
Top Wi-Fi standardKnown for oneWi-Fi 4 (802.11n)
Ethernet LAN data ratesKnown for one10,100 Mbit/s
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers31
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one1
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) portsDiffers10
HDMI ports quantityKnown for one1
DisplayPorts quantityKnown for one0
Firewire (IEEE 1394) portsKnown for one0
Micro HDMI ports quantityKnown for one1
Mini VGA ports quantityKnown for one1
S/PDIF out portKnown for oneNo
Docking connectorKnown for oneNo
ExpressCard slotKnown for oneNo
CardBus PCMCIA slots quantityKnown for one0
CardBus PCMCIA slot typeKnown for oneNo
SmartCard slotKnown for oneNo
VGA (D-Sub) ports quantityKnown for one1
Performanceidentical
Motherboard chipsetKnown for oneIntel QS67 Express
Keyboard1 differ
Pointing deviceKnown for oneTouchpad
Numeric keypadDiffersNoYes
Windows keysKnown for oneYes
Keyboard layoutKnown for oneAZERTY
Keyboard languageKnown for oneEnglish
Software2 differ
Operating system installedDiffersWindows 7 StarterWindows 7 Home Premium
Operating system architectureDiffers32-bit64-bit
Processor special features16 differ
Intel® Wireless Display (Intel® WiDi)DiffersNoYes
Intel Identity Protection Technology versionKnown for one1.00
Intel Trusted Execution TechnologyDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)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® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Intel® My WiFi Technology (Intel® MWT)DiffersNoYes
Intel® Quick Sync Video TechnologyDiffersNoYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers6719354620
Processor package sizeDiffers37.5x37.5 (rPGA988B)31.0 x 24.0 (BGA1023)
Supported instruction setsDiffersSSE4.xAVX
Battery2 differ
Battery technologyDiffersLithium-Ion (Li-Ion)Lithium Polymer (LiPo)
Number of battery cellsDiffers64
Battery capacityKnown for one6840 mAh
Poweridentical
AC adapter powerKnown for one45 W
AC adapter frequencyKnown for one50 - 60 Hz
AC adapter input voltageKnown for one100 - 240 V
AC adapter output currentKnown for one2.37 A
AC adapter output voltageKnown for one19 V
Weight & dimensions1 differ
WeightDiffers2.4 kg1.3 kg
WidthKnown for one325 mm
DepthKnown for one223 mm
Height (front)Known for one03 mm
Height (rear)Known for one1.7 cm
Dimensions (WxDxH)Known for one325 x 223 x 170 mm
Videoidentical
HD-ReadyKnown for oneYes
Packaging contentidentical
AC adapter includedKnown for oneYes
Cables includedKnown for oneAC
ManualKnown for oneYes
Other featuresidentical
Power supply typeKnown for oneAC/DC
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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