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Product comparison · 2 pcs/workstations

Acer Aspire M7721 vs Acer Aspire X3812-X223HQ

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  • 84specifications compared
  • 39differ
  • 45identical
  • 18known for one product only

Key differences

  • Processor family
    • Intel® Core™ i7
    • Intel® Pentium®
  • Processor model
    • i7-920
    • E5300
  • Processor cores
    • 4
    • 2
  • Processor threads
    • 8
    • 2
  • Processor frequency
    • 2.66 GHz
    • 2.6 GHz
  • Processor cache
    • 8 MB
    • 2 MB
  • Processor cache type
    • Smart Cache
    • L2
  • Bus type
    • QPI
    • FSB

Side by side

Differences highlightedShow differences only
102 specifications
A

Acer

Aspire M7721View product
B

Acer

Aspire X3812-X223HQView product
Processor17 differ
Processor familyDiffersIntel® Core™ i7Intel® Pentium®
Processor generationKnown for oneIntel® Core™ i7
Processor modelDiffersi7-920E5300
Processor coresDiffers42
Processor threadsDiffers82
Processor boost frequencyKnown for one2.93 GHz
Processor frequencyDiffers2.66 GHz2.6 GHz
Processor cacheDiffers8 MB2 MB
Processor cache typeDiffersSmart CacheL2
Bus typeDiffersQPIFSB
System bus rateKnown for one4.8 GT/s
Processor seriesDiffersIntel Core i7-900 Desktop SeriesIntel Pentium E5000 Series for Desktop
Processor codenameDiffersBloomfieldWolfdale
Thermal Design Power (TDP)Differs130 W65 W
TcaseDiffers67.9 °C74.1 °C
Number of QPI linksKnown for one1
Processor socketDiffersSocket B (LGA 1366)LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers731 M228 M
Processing Die sizeDiffers263 mm²82 mm²
CPU multiplier (bus/core ratio)Differs2013
SteppingDiffersC0R0
Maximum internal memory supported by processorKnown for one24 GB
Memory types supported by processorKnown for oneDDR3 800/1066
Memory bandwidth supported by processor (max)Known for one25.6 GB/s
Processor front side busKnown for one800 MHz
Memory3 differ
Internal memoryDiffers6 GB4 GB
Maximum internal memoryDiffers12 GB8 GB
Internal memory typeDiffersDDR3-SDRAMDDR2-SDRAM
Memory slotsKnown for one6x DIMM
Memory channelsKnown for oneTriple-channel
Storage1 differ
Total storage capacityDiffers1 TB500 GB
HDD speedKnown for one7200 RPM
Graphics2 differ
Discrete graphics card modelDiffersNVIDIA® GeForce® GT 230Intel® GMA X4500
Discrete graphics card memoryKnown for one1.536 GB
Maximum graphics card memoryDiffers2.907 GB1.024 GB
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers89
Firewire (IEEE 1394) portsDiffers21
Design1 differ
Chassis typeDiffersTowerSFF
Display1 differ
Display includedDiffersNoYes
Display diagonalKnown for one55.9 cm (22")
DisplayKnown for oneLCD TFT
Processor special features8 differ
Embedded options availableDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)DiffersYesNo
Intel Virtualization Technology (VT-x)DiffersYes2
Physical Address Extension (PAE)Known for one36 bit
Processor ARK IDDiffers3714735300
Processor codeDiffersSLBCHSLB9U
Processor package sizeKnown for one42.5 x 45.0 mm
Supported instruction setsKnown for oneSSE4.2
Thermal Monitoring TechnologiesDiffersNoYes
Intel® Turbo Boost TechnologyDiffers1.0No
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersYesNo
Audio1 differ
Audio systemDiffersHigh Definition Audio 7.1High Definition Audio 5.1
Weight & dimensions3 differ
WidthDiffers180 mm100 mm
DepthDiffers441.5 mm352 mm
HeightDiffers367 mm265 mm
Poweridentical
Power supplyKnown for one220 W

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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