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Product comparison · 2 laptops

Acer Aspire Timeline Ultra 581TG-72636G52Mn Intel® Core™ i7 i7-2637M vs Acer Aspire 771-52458G50Ma Intel® Core™ i5 i5-2450M

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  • 125specifications compared
  • 36differ
  • 89identical
  • 17known for one product only

Key differences

  • Display diagonal
    • 39.6 cm (15.6")
    • 43.9 cm (17.3")
  • Display resolution
    • 1366 x 768 pixels
    • 1600 x 900 pixels
  • Processor family
    • Intel® Core™ i7
    • Intel® Core™ i5
  • Processor generation
    • 2nd gen Intel® Core™ i7
    • 2nd gen Intel® Core™ i5
  • Processor model
    • i7-2637M
    • i5-2450M
  • Processor boost frequency
    • 2.8 GHz
    • 3.1 GHz
  • Processor frequency
    • 1.7 GHz
    • 2.5 GHz
  • Processor cache
    • 4 MB
    • 3 MB

Side by side

Differences highlightedShow differences only
142 specifications
A

Acer

Aspire Timeline Ultra 581TG-72636G52Mn Intel® Core™ i7 i7-2637M

Model 581TG-72636G52Mn

View product
B

Acer

Aspire 771-52458G50Ma Intel® Core™ i5 i5-2450M

Model 771-52458G50Ma

View product
Designidentical
Form factorKnown for oneClamshell
Display2 differ
Display diagonalDiffers39.6 cm (15.6")43.9 cm (17.3")
Display resolutionDiffers1366 x 768 pixels1600 x 900 pixels
HD typeKnown for oneHD+
Processor11 differ
Processor familyDiffersIntel® Core™ i7Intel® Core™ i5
Processor generationDiffers2nd gen Intel® Core™ i72nd gen Intel® Core™ i5
Processor modelDiffersi7-2637Mi5-2450M
Processor boost frequencyDiffers2.8 GHz3.1 GHz
Processor frequencyDiffers1.7 GHz2.5 GHz
Processor cacheDiffers4 MB3 MB
Processor cache typeDiffersL3Smart Cache
Processor seriesDiffersIntel Core i7-2600 Mobile SeriesIntel Core i5-2400 Mobile Series
Thermal Design Power (TDP)Differs17 W35 W
PCI Express configurationsDiffers1x8, 1x16, 2x4, 2x81x16, 2x8, 1x8+2x4
CPU multiplier (bus/core ratio)Differs1725
Processor socketKnown for oneBGA 1023
Memory2 differ
Internal memoryDiffers6 GB8 GB
Memory slotsKnown for one2x SO-DIMM
Maximum internal memoryDiffers6 GB8 GB
Storage3 differ
Total storage capacityDiffers520 GB500 GB
Storage mediaDiffersHDD+SSDHDD
HDD speedKnown for one5400 RPM
Compatible memory cardsDiffersMMC, SDMemory Stick (MS), MMC, MS PRO, SD, xD
Number of SSDs installedKnown for one1
SSD capacityKnown for one20 GB
Graphics5 differ
Discrete graphics cardDiffersYesNo
Discrete graphics card modelDiffersNVIDIA® GeForce® GT 640MNot available
Graphics card familyDiffersNVIDIAIntel
On-board graphics card base frequencyDiffers350 MHz650 MHz
On-board graphics card dynamic frequency (max)Differs1200 MHz1300 MHz
Ports & interfaces2 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers12
VGA (D-Sub) ports quantityKnown for one1
Headphone outputsKnown for one1
Microphone inDiffersNoYes
Combo headphone/mic portKnown for oneYes
Processor special features4 differ
Intel Trusted Execution TechnologyDiffersYesNo
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Intel® Smart CacheKnown for oneYes
Processor ARK IDDiffers5461853452
Processor codeKnown for oneSR04Z
Processor package sizeDiffers31.0 x 24.0 (BGA1023)37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)
Battery4 differ
Battery technologyDiffersLithium Polymer (LiPo)Lithium-Ion (Li-Ion)
Number of battery cellsDiffers36
Battery capacityDiffers4850 mAh4400 mAh
Battery life (max)Differs8 h4 h
Poweridentical
AC adapter powerKnown for one65 W
Weight & dimensions3 differ
WeightDiffers2.25 kg3.2 kg
WidthDiffers376.4 mm415 mm
DepthDiffers253 mm275 mm
HeightKnown for one34.7 mm
Height (front)Known for one1.97 cm
Height (rear)Known for one2.07 cm
Cameraidentical
Front camera resolution (numeric)Known for one1.3 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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