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Product comparison · 2 cpus

Acer Intel Core i5-661 vs Dell i7-740QM processor

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  • 25specifications compared
  • 17differ
  • 8identical
  • 32known for one product only

Key differences

  • Processor family
    • Intel® Core™ i5
    • Intel® Core™ i7
  • Processor generation
    • Intel® Core™ i5
    • Intel® Core™ i7
  • Processor model
    • i5-661
    • i7-740QM
  • Processor base frequency
    • 3.33 GHz
    • 1.73 GHz
  • Processor cores
    • 2
    • 4
  • Processor socket
    • LGA 1156 (Socket H)
    • PGA988
  • Processor lithography
    • 32 nm
    • 45 nm
  • Processor threads
    • 4
    • 8

Side by side

Differences highlightedShow differences only
57 specifications
A

Acer

Intel Core i5-661View product
B

Dell

i7-740QM processor

Model i7-740QM

View product
Processor12 differ
Processor familyDiffersIntel® Core™ i5Intel® Core™ i7
Processor generationDiffersIntel® Core™ i5Intel® Core™ i7
Processor modelDiffersi5-661i7-740QM
Processor base frequencyDiffers3.33 GHz1.73 GHz
Processor coresDiffers24
Processor socketDiffersLGA 1156 (Socket H)PGA988
Processor lithographyDiffers32 nm45 nm
Processor threadsDiffers48
Processor boost frequencyDiffers3.6 GHz2.93 GHz
Processor cacheDiffers4 MB6 MB
Processor cache typeDiffersL3Smart Cache
Thermal Design Power (TDP)Differs87 W45 W
Bus typeKnown for oneDMI
CPU multiplier (bus/core ratio)Known for one13
Component forKnown for onePC
VID Voltage RangeKnown for one0.6500 - 1.4000 V
Memoryidentical
Maximum internal memory supported by processorKnown for one16 GB
Memory types supported by processorKnown for oneDDR3-SDRAM
Memory clock speeds supported by processorKnown for one1066,1333 MHz
Graphics1 differ
On-board graphics cardDiffersYesNo
On-board graphics card modelKnown for oneIntel® HD Graphics
On-board graphics card base frequencyKnown for one900 MHz
Number of displays supported (on-board graphics)Known for one2
Features1 differ
Thermal Monitoring TechnologiesDiffersNoYes
Maximum number of PCI Express lanesKnown for one16
PCI Express configurationsKnown for one1x16, 2x8
Number of Processing Die TransistorsKnown for one774 M
Processing Die sizeKnown for one296 mm²
Supported instruction setsKnown for oneSSE4.2
Embedded options availableKnown for oneNo
Physical Address Extension (PAE)Known for one36 bit
Idle StatesKnown for oneYes
Market segmentKnown for oneDesktop
PCI Express slots versionKnown for one2.0
Processor special features3 differ
Intel Trusted Execution TechnologyDiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)Known for oneNo
Intel® Turbo Boost TechnologyDiffersYes1.0
Conflict-Free processorKnown for oneNo
Intel 64Known for oneYes
Intel Enhanced Halt StateKnown for oneYes
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneYes
Intel® vPro™ Platform EligibilityDiffersNoYes
Intel Demand Based SwitchingKnown for oneNo
Intel Virtualization Technology (VT-x)Known for oneYes
Operational conditionsidentical
TjunctionKnown for one100 °C
TcaseKnown for one69.8 °C
Technical detailsidentical
Processor cacheKnown for one6144 KB
Weight & dimensionsidentical
Processor package sizeKnown for one37.5 x 37.5 mm
Other featuresidentical
Intel® Virtualization Technology (Intel® VT)Known for oneVT-x

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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