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Product comparison · 2 laptops

Acer Aspire 431-4639 Intel® Celeron® B820 vs Acer Aspire Timeline Ultra 581T-53316G52Mass Intel® Core™ i5 i5-3317U

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  • 102specifications compared
  • 50differ
  • 52identical
  • 57known for one product only

Key differences

  • Product colour
    • Black
    • Silver
  • Display diagonal
    • 35.6 cm (14")
    • 39.6 cm (15.6")
  • Processor family
    • Intel® Celeron®
    • Intel® Core™ i5
  • Processor model
    • B820
    • i5-3317U
  • Processor threads
    • 2
    • 4
  • Processor cache
    • 2 MB
    • 3 MB
  • Processor cache type
    • L2
    • Smart Cache
  • Processor socket
    • rPGA988B
    • BGA 1023

Side by side

Differences highlightedShow differences only
159 specifications
A

Acer

Aspire 431-4639 Intel® Celeron® B820

Model 431-4639

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B

Acer

Aspire Timeline Ultra 581T-53316G52Mass Intel® Core™ i5 i5-3317U

Model 581T-53316G52Mass

View product
Design1 differ
Product colourDiffersBlackSilver
Form factorClamshellClamshell
Display1 differ
Display diagonalDiffers35.6 cm (14")39.6 cm (15.6")
Display resolution1366 x 768 pixels1366 x 768 pixels
HD typeKnown for oneHD
LED backlightKnown for oneYes
Native aspect ratio16:916:9
Processor11 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Celeron®Intel® Core™ i5
Processor generationKnown for one3rd gen Intel® Core™ i5
Processor modelDiffersB820i5-3317U
Processor cores22
Processor threadsDiffers24
Processor boost frequencyKnown for one2.6 GHz
Processor frequency1.7 GHz1.7 GHz
System bus rate5 GT/s5 GT/s
Processor cacheDiffers2 MB3 MB
Processor cache typeDiffersL2Smart Cache
Processor socketDiffersrPGA988BBGA 1023
Processor lithographyDiffers32 nm22 nm
Processor operating modes64-bit64-bit
Processor seriesDiffersIntel Celeron Processor B800 Series for MobileIntel Core i5-3300 Mobile series
Processor codenameDiffersSandy BridgeIvy Bridge
Bus typeDMIDMI
FSB ParityNoNo
SteppingKnown for oneL1
Thermal Design Power (TDP)Differs35 W17 W
TjunctionDiffers100 °C105 °C
Maximum number of PCI Express lanes1616
PCI Express configurations1x16, 2x8, 1x8+2x41x16, 2x8, 1x8+2x4
PCI Express slots version2.02.0
CPU multiplier (bus/core ratio)1717
ECC supported by processorNoNo
Memory1 differ
Internal memoryDiffers2 GB6 GB
Internal memory typeDDR3-SDRAMDDR3-SDRAM
Memory slotsKnown for one1x SO-DIMM
Maximum internal memoryKnown for one6 GB
Storage3 differ
Total storage capacityDiffers500 GB520 GB
Storage mediaHDDHDD
Number of HDDs installedKnown for one1
HDD capacityKnown for one500 GB
HDD interfaceSATASATA
HDD speed5400 RPM5400 RPM
Number of SSDs installedKnown for one1
SSD capacityKnown for one20 GB
Optical drive typeDiffersDVD±RWDVD Super Multi DL
Card reader integratedYesYes
Compatible memory cardsDiffersMemory Stick (MS), MMC, MS PRO, SD, xDMMC, SD, SDHC, SDXC
Graphics2 differ
On-board graphics cardYesYes
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneAMD Radeon HD 7850M
Graphics card familyIntelIntel
On-board graphics card familyIntel® HD GraphicsIntel® HD Graphics
On-board graphics card modelDiffersIntel® HD GraphicsIntel® HD Graphics 4000
On-board graphics card memoryKnown for one0.125 GB
On-board graphics card base frequencyDiffers650 MHz350 MHz
On-board graphics card dynamic frequency (max)1050 MHz1050 MHz
On-board graphics card IDKnown for one0x166
Audioidentical
Built-in speaker(s)Known for oneYes
Number of built-in speakersKnown for one2
Built-in microphoneKnown for oneYes
Network5 differ
Wi-FiYesYes
Networking featuresDiffersFast EthernetGigabit Ethernet, WLAN
Top Wi-Fi standardWi-Fi 4 (802.11n)Wi-Fi 4 (802.11n)
Wi-Fi standardsDiffers802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11a, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANYesYes
Ethernet LAN data ratesDiffers10,100 Mbit/s10,100,1000 Mbit/s
BluetoothDiffersNoYes
Bluetooth versionKnown for one4.0
Cabling technologyKnown for one10/100/1000Base-T(X)
Integrated 4G WiMAXDiffersNoYes
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers32
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) ports11
HDMI ports quantityKnown for one1
DisplayPorts quantityKnown for one0
DVI portNoNo
VGA (D-Sub) ports quantityDiffers10
Firewire (IEEE 1394) portsKnown for one0
Thunderbolt ports quantity00
Headphone outputs11
S/PDIF out portKnown for oneNo
Microphone inYesYes
Docking connectorKnown for oneNo
ExpressCard slotKnown for oneNo
CardBus PCMCIA slots quantityKnown for one0
CardBus PCMCIA slot typeKnown for oneNo
SmartCard slotKnown for oneNo
TV-outKnown for oneNo
Performanceidentical
Motherboard chipsetKnown for oneIntel HM77 Express
Keyboard1 differ
Pointing deviceKnown for oneTouchpad
Numeric keypadDiffersNoYes
Windows keysKnown for oneYes
Software2 differ
Operating system installedDiffersWindows 7 StarterWindows 7 Home Premium
Operating system architectureDiffers32-bit64-bit
Bundled softwareKnown for oneMicrosoft Office Starter, Bing Bar, Windows Live Essentials
Processor special features17 differ
Intel® Wireless Display (Intel® WiDi)DiffersNoYes
CPU configuration (max)11
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithographyDiffers32 nm22 nm
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyYesYes
Intel Enhanced Halt StateYesYes
Intel FDI TechnologyYesYes
Intel Fast Memory AccessYesYes
Intel Flex Memory AccessYesYes
Intel Identity Protection Technology versionKnown for one1.00
Intel Rapid Storage TechnologyNoNo
Intel Secure Key Technology versionKnown for one1.00
Intel Trusted Execution TechnologyNoNo
Intel VT-x with Extended Page Tables (EPT)DiffersNoYes
Intel Virtualization Technology (VT-x)YesYes
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)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® Secure KeyKnown for oneYes
Intel® Smart CacheKnown for oneYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers6719365707
Processor codeKnown for oneSR0N8
Processor package sizeDiffers37.5x37.5 (rPGA988B)31.0 x 24.0 mm
Supported instruction setsDiffersSSE4.xAVX
Thermal Monitoring TechnologiesYesYes
Conflict-Free processorDiffersNoYes
Battery2 differ
Battery technologyDiffersLithium-Ion (Li-Ion)Lithium Polymer (LiPo)
Number of battery cellsDiffers63
Battery capacityKnown for one4850 mAh
Battery life (max)Known for one8 h
Poweridentical
AC adapter powerKnown for one65 W
DC-in jackYesYes
Security1 differ
Cable lock slotDiffersNoYes
Cable lock slot typeKnown for oneKensington
Fingerprint readerKnown for oneNo
Password protection typeKnown for oneBIOS, HDD, Supervisor, User
Weight & dimensions1 differ
WeightDiffers2.4 kg2.3 kg
WidthKnown for one365.7 mm
DepthKnown for one256.5 mm
HeightKnown for one20.3 mm
Packaging contentidentical
AC adapter includedKnown for oneYes
Other featuresidentical
Infrared data portNoNo
3DKnown for oneNo
Number of products includedKnown for one1 pc(s)
Supplied AC adapter typeKnown for oneAC

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