Product comparison · 2 laptops

Acer Aspire One 721-12B2r vs Acer Aspire Timeline 3820TG-5454G50n

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  • 44specifications compared
  • 19differ
  • 25identical
  • 105known for one product only

Key differences

  • Display diagonal
    • Aspire One 721-12B2r:29.5 cm (11.6")
    • Aspire Timeline 3820TG-5454G50n:33.8 cm (13.3")
  • Processor manufacturer
    • Aspire One 721-12B2r:AMD
    • Aspire Timeline 3820TG-5454G50n:Intel
  • Processor family
    • Aspire One 721-12B2r:AMD Athlon Neo
    • Aspire Timeline 3820TG-5454G50n:Intel® Core™ i5
  • Processor model
    • Aspire One 721-12B2r:K125
    • Aspire Timeline 3820TG-5454G50n:i5-450M
  • Processor frequency
    • Aspire One 721-12B2r:1.7 GHz
    • Aspire Timeline 3820TG-5454G50n:2.4 GHz
  • Processor cache
    • Aspire One 721-12B2r:0.512 MB
    • Aspire Timeline 3820TG-5454G50n:3 MB
  • Processor cache type
    • Aspire One 721-12B2r:L2
    • Aspire Timeline 3820TG-5454G50n:Smart Cache
  • Internal memory
    • Aspire One 721-12B2r:2 GB
    • Aspire Timeline 3820TG-5454G50n:4 GB

Side by side

Differences highlightedShow differences only (on)
Comparison of Aspire One 721-12B2r, Aspire Timeline 3820TG-5454G50n
149 specifications
Display1 differ
Display diagonalDiffers29.5 cm (11.6")33.8 cm (13.3")
Display brightnessKnown for oneUnknown — not stated by the source200 cd/m²
Processor6 differ
Processor manufacturerDiffersAMDIntel
Processor familyDiffersAMD Athlon NeoIntel® Core™ i5
Processor generationKnown for oneUnknown — not stated by the source4th gen Intel® Core™ i5
Processor modelDiffersK125i5-450M
Processor coresKnown for oneUnknown — not stated by the source2
Processor threadsKnown for oneUnknown — not stated by the source4
Processor boost frequencyKnown for oneUnknown — not stated by the source2.66 GHz
Processor frequencyDiffers1.7 GHz2.4 GHz
System bus rateKnown for oneUnknown — not stated by the source4.8 GT/s
Processor cacheDiffers0.512 MB3 MB
Processor cache typeDiffersL2Smart Cache
Processor socketKnown for oneUnknown — not stated by the sourceSocket 988
Processor lithographyKnown for oneUnknown — not stated by the source32 nm
Processor operating modesKnown for oneUnknown — not stated by the source64-bit
Processor seriesKnown for oneUnknown — not stated by the sourceIntel Core i5-400 Series
Processor codenameKnown for oneUnknown — not stated by the sourceArrandale
Bus typeKnown for oneUnknown — not stated by the sourceDMI
FSB ParityKnown for oneUnknown — not stated by the sourceNo
SteppingKnown for oneUnknown — not stated by the sourceK0
Thermal Design Power (TDP)Known for oneUnknown — not stated by the source35 W
TjunctionKnown for oneUnknown — not stated by the source105 °C
Maximum number of PCI Express lanesKnown for oneUnknown — not stated by the source16
PCI Express configurationsKnown for oneUnknown — not stated by the source1x16
PCI Express slots versionKnown for oneUnknown — not stated by the source2.0
Number of Processing Die TransistorsKnown for oneUnknown — not stated by the source382 M
Processing Die sizeKnown for oneUnknown — not stated by the source81 mm²
CPU multiplier (bus/core ratio)Known for oneUnknown — not stated by the source18
ECC supported by processorKnown for oneUnknown — not stated by the sourceNo
Memory2 differ
Internal memoryDiffers2 GB4 GB
Memory layout (slots x size)Known for oneUnknown — not stated by the source2 x 2 GB
Maximum internal memoryDiffers4 GB8 GB
Storageidentical
Total storage capacityKnown for oneUnknown — not stated by the source500 GB
Optical drive typeKnown for oneUnknown — not stated by the sourceNo
Compatible memory cardsKnown for oneUnknown — not stated by the sourceMMC, MS PRO, SD, xD
HDD capacityKnown for one320 GBUnknown — not stated by the source
Graphicsidentical
On-board graphics cardKnown for oneUnknown — not stated by the sourceYes
Discrete graphics cardKnown for oneUnknown — not stated by the sourceYes
Discrete graphics card modelKnown for oneUnknown — not stated by the sourceAMD Mobility Radeon HD 5650
On-board graphics card familyKnown for oneUnknown — not stated by the sourceIntel® HD Graphics
On-board graphics card modelKnown for oneUnknown — not stated by the sourceIntel® HD Graphics
On-board graphics card base frequencyKnown for oneUnknown — not stated by the source500 MHz
On-board graphics card dynamic frequency (max)Known for oneUnknown — not stated by the source766 MHz
Maximum graphics card memoryKnown for oneUnknown — not stated by the source2.816 GB
Graphics cardKnown for oneRadeon HD 4225Unknown — not stated by the source
Audioidentical
Built-in microphoneKnown for oneYesUnknown — not stated by the source
Network1 differ
Wireless technologyDiffers802.11b/g/n802.11 b/g/n
Wi-FiKnown for oneYesUnknown — not stated by the source
Ethernet LANKnown for oneYesUnknown — not stated by the source
Ethernet LAN data ratesKnown for one1000 Mbit/sUnknown — not stated by the source
Bluetooth versionKnown for one3.0+HSUnknown — not stated by the source
Ports & interfacesidentical
DVI portKnown for oneUnknown — not stated by the sourceNo
Firewire (IEEE 1394) portsKnown for oneUnknown — not stated by the source0
S/PDIF out portKnown for oneUnknown — not stated by the sourceYes
Docking connectorKnown for oneUnknown — not stated by the sourceNo
ExpressCard slotKnown for oneUnknown — not stated by the sourceNo
CardBus PCMCIA slots quantityKnown for oneUnknown — not stated by the source0
CardBus PCMCIA slot typeKnown for oneUnknown — not stated by the sourceNo
SmartCard slotKnown for oneUnknown — not stated by the sourceNo
Modem (RJ-11) portsKnown for oneUnknown — not stated by the source0
TV-in portKnown for oneUnknown — not stated by the sourceNo
TV-outKnown for oneUnknown — not stated by the sourceNo
PS/2 ports quantityKnown for oneUnknown — not stated by the source0
Parallel ports quantityKnown for oneUnknown — not stated by the source0
Serial ports quantityKnown for oneUnknown — not stated by the source0
Performanceidentical
Motherboard chipsetKnown for oneUnknown — not stated by the sourceIntel® HM55 Express
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for oneUnknown — not stated by the sourceNo
CPU configuration (max)Known for oneUnknown — not stated by the source1
Embedded options availableKnown for oneUnknown — not stated by the sourceNo
Enhanced Intel SpeedStep TechnologyKnown for oneUnknown — not stated by the sourceYes
Execute Disable BitKnown for oneUnknown — not stated by the sourceYes
Graphics & IMC lithographyKnown for oneUnknown — not stated by the source45 nm
Idle StatesKnown for oneUnknown — not stated by the sourceYes
Intel 64Known for oneUnknown — not stated by the sourceYes
Intel Clear Video TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel Demand Based SwitchingKnown for oneUnknown — not stated by the sourceNo
Intel Dual Display Capable TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel Enhanced Halt StateKnown for oneUnknown — not stated by the sourceYes
Intel FDI TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel Fast Memory AccessKnown for oneUnknown — not stated by the sourceYes
Intel Flex Memory AccessKnown for oneUnknown — not stated by the sourceYes
Intel Rapid Storage TechnologyKnown for oneUnknown — not stated by the sourceNo
Intel Trusted Execution TechnologyKnown for oneUnknown — not stated by the sourceNo
Intel VT-x with Extended Page Tables (EPT)Known for oneUnknown — not stated by the sourceYes
Intel Virtualization Technology (VT-x)Known for oneUnknown — not stated by the sourceYes
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneUnknown — not stated by the sourceNo
Intel® AES New Instructions (Intel® AES-NI)Known for oneUnknown — not stated by the sourceNo
Intel® Anti-Theft Technology (Intel® AT)Known for oneUnknown — not stated by the sourceNo
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneUnknown — not stated by the sourceYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneUnknown — not stated by the sourceYes
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneUnknown — not stated by the sourceYes
Intel® InTru™ 3D TechnologyKnown for oneUnknown — not stated by the sourceNo
Intel® Insider™Known for oneUnknown — not stated by the sourceNo
Intel® My WiFi Technology (Intel® MWT)Known for oneUnknown — not stated by the sourceNo
Intel® Quick Sync Video TechnologyKnown for oneUnknown — not stated by the sourceNo
Intel® Turbo Boost TechnologyKnown for oneUnknown — not stated by the source1.0
Physical Address Extension (PAE)Known for oneUnknown — not stated by the source36 bit
Processor ARK IDKnown for oneUnknown — not stated by the source49022
Processor codeKnown for oneUnknown — not stated by the sourceSLBTZ
Processor package sizeKnown for oneUnknown — not stated by the sourcerPGA 37.5x 37.5, BGA 34x28
Supported instruction setsKnown for oneUnknown — not stated by the sourceSSE4.1/4.2
Thermal Monitoring TechnologiesKnown for oneUnknown — not stated by the sourceYes
Conflict-Free processorKnown for oneUnknown — not stated by the sourceNo
Battery3 differ
Number of battery cellsDiffers69
Battery capacityDiffers4400 mAh9000 mAh
Battery life (max)Differs5.5 h12 h
Battery technologyKnown for oneLithium-Ion (Li-Ion)Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers30 W90 W
Securityidentical
Password protection typeKnown for oneUnknown — not stated by the sourceBIOS
BIOS passwordKnown for oneYesUnknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for oneUnknown — not stated by the sourceENERGY STAR
Weight & dimensions5 differ
WeightDiffers1.4 kg1.8 kg
WidthDiffers285 mm324 mm
DepthDiffers204 mm235 mm
Height (front)Differs2.57 cm2.2 cm
Height (rear)Differs2.8 cm2.89 cm
Packaging contentidentical
AC adapter includedKnown for oneUnknown — not stated by the sourceYes
Other featuresidentical
Infrared data portKnown for oneUnknown — not stated by the sourceNo
Wake-on-LAN readyKnown for oneUnknown — not stated by the sourceYes
Internal modemKnown for oneUnknown — not stated by the sourceNo
Designidentical
Product typeKnown for oneNetbookUnknown — not stated by the source
Product colourKnown for oneRedUnknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for oneTouchpadUnknown — not stated by the source

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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