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Product comparison · 2 laptops

Acer TravelMate P455-M vs Acer TravelMate P645-MG

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  • 137specifications compared
  • 36differ
  • 101identical
  • 27known for one product only

Key differences

  • Display diagonal
    • 39.6 cm (15.6")
    • 35.6 cm (14")
  • Processor family
    • Intel® Core™ i3
    • Intel® Core™ i7
  • Processor generation
    • 4th gen Intel® Core™ i3
    • 4th gen Intel® Core™ i7
  • Processor model
    • i3-4005U
    • i7-4510U
  • Processor frequency
    • 1.7 GHz
    • 2 GHz
  • Processor cache
    • 3 MB
    • 4 MB
  • Bus type
    • DMI
    • DMI2
  • Maximum number of PCI Express lanes
    • 10
    • 12

Side by side

Differences highlightedShow differences only
164 specifications
A

Acer

TravelMate P455-MView product
B

Acer

TravelMate P645-MGView product
Display1 differ
Display diagonalDiffers39.6 cm (15.6")35.6 cm (14")
Processor9 differ
Processor familyDiffersIntel® Core™ i3Intel® Core™ i7
Processor generationDiffers4th gen Intel® Core™ i34th gen Intel® Core™ i7
Processor modelDiffersi3-4005Ui7-4510U
Processor boost frequencyKnown for one3.1 GHz
Processor frequencyDiffers1.7 GHz2 GHz
Processor cacheDiffers3 MB4 MB
Processor seriesDiffersIntel® Core™ i3-4000 Mobile SeriesIntel Core i7-4500 Mobile series
Bus typeDiffersDMIDMI2
SteppingKnown for oneD0
Maximum number of PCI Express lanesDiffers1012
PCI Express configurationsDiffers4x1, 1x44x1, 2x4
Memory4 differ
Internal memoryDiffers4 GB8 GB
Internal memory typeDiffersDDR3L-SDRAMDDR3-SDRAM
Memory layout (slots x size)Differs1 x 4 GB2 x 4 GB
Maximum internal memoryDiffers8 GB12 GB
Memory form factorKnown for oneSO-DIMM
Memory slotsKnown for one1x SO-DIMM
Storage4 differ
Total storage capacityDiffers500 GB256 GB
Storage mediaDiffersHDDSSD
Number of HDDs installedDiffers10
Number of SSDs installedKnown for one1
SSD capacityKnown for one256 GB
Optical drive typeDiffersDVD Super MultiNo
HDD capacityKnown for one500 GB
Graphics3 differ
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneAMD Radeon HD 8750M
Discrete graphics card memoryKnown for one2 GB
Discrete graphics memory typeKnown for oneGDDR3
Maximum on-board graphics card memoryDiffers2 GB1.74 GB
On-board graphics card dynamic frequency (max)Differs950 MHz1100 MHz
On-board graphics card DirectX versionDiffers1211.2/12
On-board graphics card OpenGL versionKnown for one4.3
Optical driveidentical
LightScribeKnown for oneNo
Networkidentical
Mobile network connectionKnown for oneYes
Mobile network generationKnown for one3G
Top Wi-Fi standardKnown for oneWi-Fi 4 (802.11n)
Ports & interfaces2 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers13
Number of SATA III connectorsDiffers24
USB 2.0 ports quantityKnown for one2
Total number of SATA connectorsKnown for one2
Keyboard1 differ
Numeric keypadDiffersYesNo
Processor special features3 differ
Intel FDI TechnologyDiffersNoYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers7510581015
Processor codeKnown for oneSR1EB
Intel Small Business Advantage (SBA) versionKnown for one0.00
Intel Smart Response Technology versionKnown for one0.00
Intel® Matrix Storage Technology (Intel® MST)Known for oneNo
Intel® Small Business Advantage (Intel® SBA)Known for oneNo
Intel® Smart Response TechnologyKnown for oneNo
UARTKnown for oneYes
Battery4 differ
Battery technologyDiffersLithium-Ion (Li-Ion)Lithium Polymer (LiPo)
Number of battery cellsDiffers43
Battery capacityDiffers2500 mAh4850 mAh
Battery life (max)Differs3.50 h8 h
Weight & dimensions4 differ
WeightDiffers2.4 kg1.5 kg
WidthDiffers381.6 mm328.7 mm
DepthDiffers256 mm235.5 mm
HeightDiffers25.4 mm20.8 mm
Height (front)Known for one1.27 cm
Height (rear)Known for one2.54 cm
Other features1 differ
Intel segment taggingDiffersEnterprise, Small BusinessEnterprise, Industrial

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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