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Product comparison · 2 laptops

Dell Inspiron 5566 Intel® Core™ i3 i3-7100U Laptop vs Lenovo Legion Y520 Intel® Core™ i7 i7-7700HQ Laptop

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  • 146specifications compared
  • 46differ
  • 100identical
  • 63known for one product only

Key differences

  • Display resolution
    • 1366 x 768 pixels
    • 1920 x 1080 pixels
  • HD type
    • HD
    • Full HD
  • Processor family
    • Intel® Core™ i3
    • Intel® Core™ i7
  • Processor generation
    • 7th gen Intel® Core™ i3
    • 7th gen Intel® Core™ i7
  • Processor model
    • i3-7100U
    • i7-7700HQ
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 4
    • 8
  • Processor frequency
    • 2.4 GHz
    • 2.8 GHz

Side by side

Differences highlightedShow differences only
209 specifications
A

Dell

Inspiron 5566 Intel® Core™ i3 i3-7100U Laptop

Model 5566

View product
B

Lenovo

Legion Y520 Intel® Core™ i7 i7-7700HQ Laptop

Model Y520

View product
Designidentical
Housing materialKnown for oneAcrylonitrile butadiene styrene (ABS)
Market positioningKnown for oneGaming
Display2 differ
Display resolutionDiffers1366 x 768 pixels1920 x 1080 pixels
HD typeDiffersHDFull HD
Pixel pitchKnown for one0.252 x 0.252 mm
Dual-screenKnown for oneNo
Panel typeKnown for oneIPS
Display surfaceKnown for oneMatt
Screen shapeKnown for oneFlat
Display brightnessKnown for one250 cd/m²
Processor13 differ
Processor familyDiffersIntel® Core™ i3Intel® Core™ i7
Processor generationDiffers7th gen Intel® Core™ i37th gen Intel® Core™ i7
Processor modelDiffersi3-7100Ui7-7700HQ
Processor coresDiffers24
Processor threadsDiffers48
Processor frequencyDiffers2.4 GHz2.8 GHz
System bus rateDiffers4 GT/s8 GT/s
Processor cacheDiffers3 MB6 MB
Processor socketKnown for oneBGA 1356
Bus typeDiffersOPIDMI3
SteppingKnown for oneH0
Thermal Design Power (TDP)Differs15 W45 W
Configurable TDP-downDiffers7.5 W35 W
Configurable TDP-down frequencyKnown for one0.8 GHz
Maximum number of PCI Express lanesDiffers1216
PCI Express configurationsDiffers1x2+2x1, 1x4, 2x2, 4x11x16, 1x8, 2x4, 2x8
Processor boost frequencyKnown for one3.8 GHz
Processor seriesKnown for oneIntel Core i7-7700 Mobile Series
Memory2 differ
Maximum internal memoryDiffers16 GB32 GB
Maximum internal memory (64-bit)Differs16 GB32 GB
Memory clock speedKnown for one2400 MHz
Storage2 differ
Optical drive typeDiffersDVD±RWNo
Compatible memory cardsDiffersSDMMC, SD, SDHC, SDXC
Graphics7 differ
Discrete graphics cardDiffersNoYes
Discrete graphics card modelDiffersNot availableNVIDIA® GeForce® GTX 1050 Ti
On-board graphics card modelDiffersIntel® HD Graphics 620Intel® HD Graphics 630
Maximum on-board graphics card memoryDiffers32 GB64 GB
On-board graphics card base frequencyDiffers300 MHz350 MHz
On-board graphics card dynamic frequency (max)Differs1000 MHz1100 MHz
On-board graphics card IDDiffers0x59160x591B
On-board graphics card familyKnown for oneIntel® HD Graphics
Audio2 differ
Audio chipKnown for oneRealtek ALC3246
Audio systemDiffersMaxxAudioDolby Audio
Speakers manufacturerDiffersWavesHarman Kardon
Audio decodersKnown for oneDolby Audio Premium
Camera1 differ
Front camera resolution (numeric)Differs0.92 MP1 MP
Front camera resolutionKnown for one1280 x 720 pixels
Video capturing speedKnown for one30 fps
Network1 differ
Ethernet LAN data ratesDiffers10,100 Mbit/s10,100,1000 Mbit/s
Top Wi-Fi standardKnown for oneWi-Fi 5 (802.11ac)
Wi-Fi standardsKnown for one802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth versionKnown for one4.1
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers21
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers12
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers01
Micro-USB 2.0 ports quantityKnown for one0
Micro-USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0
eSATA/USB 2.0 ports quantityKnown for one0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0
eSATA ports quantityKnown for one0
HDMI versionDiffers1.4a1.4
Firewire (IEEE 1394) portsKnown for one0
Thunderbolt 2 ports quantityKnown for one0
S/PDIF out portKnown for oneNo
Docking connectorKnown for oneNo
CardBus PCMCIA slots quantityKnown for one0
CardBus PCMCIA slot typeKnown for oneNo
Performance1 differ
Motherboard chipsetDiffersIntel SoCIntel® HM175
Keyboardidentical
Spill-resistant keyboardKnown for oneYes
Full-size keyboardKnown for oneYes
Keyboard backlitKnown for oneYes
Softwareidentical
Drivers includedKnown for oneYes
Processor special features5 differ
Embedded options availableDiffersYesNo
Intel® Insider™Known for oneYes
Intel® Small Business Advantage (Intel® SBA)Known for oneYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers9544297185
Processor codeKnown for oneSR2ZW
Processor package sizeDiffers42 x 24 mm42 x 28 mm
Supported instruction setsDiffersAVX 2.0, SSE4.2AVX 2.0, SSE4.1, SSE4.2
Intel Small Business Advantage (SBA) versionKnown for one1.00
Intel® Smart CacheKnown for oneYes
Battery2 differ
Battery technologyDiffersLithium-Ion (Li-Ion)Lithium Polymer (LiPo)
Number of battery cellsDiffers43
Battery capacityKnown for one40 Wh
Battery voltageKnown for one14.8 V
Battery life (max)Known for one4 h
Power1 differ
AC adapter powerDiffers45 W135 W
AC adapter output currentKnown for one2.31 A
AC adapter output voltageKnown for one19.5 V
Securityidentical
Fingerprint readerKnown for oneNo
Trusted Platform Module (TPM)Known for oneNo
Password protection typeKnown for oneHDD, Power on, Supervisor
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 35 °C
Storage temperature (T-T)Known for one-40 - 65 °C
Operating relative humidity (H-H)Known for one10 - 90%
Storage relative humidity (H-H)Known for one0 - 95%
Operating altitudeKnown for one-15.2 - 3048 m
Non-operating altitudeKnown for one-15 - 10668 m
Operating shockKnown for one110 G
Non-operating shockKnown for one160 G
Operating vibrationKnown for one0.66 G
Non-operating vibrationKnown for one1.3 G
Weight & dimensions3 differ
WeightDiffers2.36 kg2.4 kg
DepthDiffers260.4 mm265 mm
HeightDiffers23.8 mm25.8 mm
Packaging contentidentical
Quick start guideKnown for oneYes
Warranty cardKnown for oneYes
Certificatesidentical
Compliance certificatesKnown for oneRoHS

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