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Product comparison · 2 laptops

ASUS K540UA-DM665T-BE Intel® Core™ i3 i3-8130U Laptop vs ASUS Zenbook S UX391UA-EG030T-BE Intel® Core™ i7 i7-8550U Laptop

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  • 109specifications compared
  • 38differ
  • 71identical
  • 40known for one product only

Key differences

  • Product colour
    • Black, Chocolate
    • Blue
  • Display diagonal
    • 39.6 cm (15.6")
    • 33.8 cm (13.3")
  • Display surface
    • Gloss
    • Matt
  • Processor family
    • Intel® Core™ i3
    • Intel® Core™ i7
  • Processor generation
    • 8th gen Intel® Core™ i3
    • 8th gen Intel® Core™ i7
  • Processor model
    • i3-8130U
    • i7-8550U
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 4
    • 8

Side by side

Differences highlightedShow differences only
149 specifications
A

ASUS

K540UA-DM665T-BE Intel® Core™ i3 i3-8130U Laptop

Model K540UA-DM665T-BE

View product
B

ASUS

Zenbook S UX391UA-EG030T-BE Intel® Core™ i7 i7-8550U Laptop

Model UX391UA-EG030T-BE

View product
Design1 differ
Product typeLaptopLaptop
Product colourDiffersBlack, ChocolateBlue
Form factorClamshellClamshell
Display2 differ
Display diagonalDiffers39.6 cm (15.6")33.8 cm (13.3")
Display resolution1920 x 1080 pixels1920 x 1080 pixels
TouchscreenKnown for oneNo
HD typeFull HDFull HD
LED backlightYesYes
Native aspect ratio16:916:9
Display surfaceDiffersGlossMatt
Processor9 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Core™ i3Intel® Core™ i7
Processor generationDiffers8th gen Intel® Core™ i38th gen Intel® Core™ i7
Processor modelDiffersi3-8130Ui7-8550U
Processor coresDiffers24
Processor threadsDiffers48
Processor boost frequencyDiffers3.4 GHz4 GHz
Processor frequencyDiffers2.2 GHz1.8 GHz
System bus rate4 GT/s4 GT/s
Processor cacheDiffers4 MB8 MB
Processor cache typeKnown for oneSmart Cache
Processor lithography14 nm14 nm
Processor operating modes64-bit64-bit
Processor codenameDiffersKaby LakeKaby Lake R
Thermal Design Power (TDP)15 W15 W
Configurable TDP-down10 W10 W
Configurable TDP-down frequency0.8 GHz0.8 GHz
Tjunction100 °C100 °C
Maximum number of PCI Express lanes1212
PCI Express configurations1x2+2x1, 1x4, 2x2, 4x11x2+2x1, 1x4, 2x2, 4x1
PCI Express slots version3.03.0
ECC supported by processorNoNo
Processor socketKnown for oneBGA 1356
Bus typeKnown for oneOPI
SteppingKnown for oneY0
Configurable TDP-up frequencyKnown for one2 GHz
Configurable TDP-upKnown for one25 W
Memory2 differ
Internal memory8 GB8 GB
Internal memory typeDiffersDDR4-SDRAMLPDDR3-SDRAM
Maximum internal memoryDiffers12 GB8 GB
Maximum internal memory (64-bit)Known for one12 GB
Memory clock speedKnown for one2133 MHz
Memory form factorKnown for oneOn-board
Storage2 differ
Total storage capacityDiffers256 GB512 GB
Storage mediaSSDSSD
Number of SSDs installed11
SSD capacityDiffers256 GB512 GB
Optical drive typeNoNo
Card reader integratedKnown for oneYes
Compatible memory cardsKnown for oneSD, SDHC, SDXC
Graphics1 differ
On-board graphics cardYesYes
Discrete graphics cardNoNo
Discrete graphics card modelNot availableNot available
On-board graphics card familyIntel® UHD GraphicsIntel® UHD Graphics
On-board graphics card modelIntel® UHD Graphics 620Intel® UHD Graphics 620
Maximum on-board graphics card memory32 GB32 GB
On-board graphics card base frequency300 MHz300 MHz
On-board graphics card dynamic frequency (max)Differs1000 MHz1150 MHz
On-board graphics card DirectX version12.012.0
On-board graphics card OpenGL version4.44.4
On-board graphics card IDKnown for one0x5917
Audioidentical
Audio systemSonicMasterSonicMaster
Built-in microphoneYesYes
Number of built-in speakersKnown for one2
Cameraidentical
Front cameraYesYes
Network3 differ
Wi-FiYesYes
Top Wi-Fi standardDiffersWi-Fi 4 (802.11n)Wi-Fi 5 (802.11ac)
Wi-Fi standardsDiffers802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANNoNo
BluetoothYesYes
Bluetooth versionDiffers4.04.2
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers20
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers10
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers01
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity00
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers02
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 ports quantityDiffers10
DisplayPorts quantity00
DVI portKnown for oneNo
VGA (D-Sub) ports quantityKnown for one0
Firewire (IEEE 1394) portsKnown for one0
Thunderbolt ports quantityKnown for one0
Thunderbolt 2 ports quantityKnown for one0
Thunderbolt 3 ports quantity00
Combo headphone/mic portYesYes
Docking connectorKnown for oneNo
ExpressCard slotKnown for oneNo
Keyboard1 differ
Pointing deviceTouchpadTouchpad
Numeric keypadDiffersYesNo
Full-size keyboardKnown for oneYes
Windows keysYesYes
Software1 differ
Operating system installedDiffersWindows 10Windows 10 Home
Processor special features2 differ
CPU configuration (max)11
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyYesYes
Intel Flex Memory AccessYesYes
Intel Software Guard Extensions (Intel SGX)YesYes
Intel Stable Image Platform Program (SIPP)Known for oneYes
Intel TSX-NINoNo
Intel Trusted Execution TechnologyNoNo
Intel VT-x with Extended Page Tables (EPT)YesYes
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)YesYes
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Clear Video HD Technology (Intel® CVT HD)YesYes
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Identity Protection Technology (Intel® IPT)YesYes
Intel® My WiFi Technology (Intel® MWT)YesYes
Intel® OS GuardYesYes
Intel® Quick Sync Video TechnologyYesYes
Intel® Secure KeyYesYes
Intel® Smart Response TechnologyYesYes
Intel® Turbo Boost Technology2.02.0
Processor ARK IDDiffers137977122589
Processor package sizeDiffers42 x 42 mm42 x 24 mm
Supported instruction setsAVX 2.0, SSE4.1, SSE4.2AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesYesYes
Intel Enhanced Halt StateKnown for oneYes
Intel Identity Protection Technology versionKnown for one1.00
Intel Secure Key Technology versionKnown for one1.00
Intel Smart Response Technology versionKnown for one1.00
Intel TSX-NI versionKnown for one0.00
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneYes
Intel® InTru™ 3D TechnologyKnown for oneYes
Conflict-Free processorKnown for oneYes
Battery3 differ
Number of battery cellsDiffers34
Battery capacityDiffers33 Wh50 Wh
Battery life (max)Differs8 h13.5 h
Battery technologyKnown for oneLithium Polymer (LiPo)
Power2 differ
AC adapter powerDiffers45 W65 W
AC adapter frequency50 - 60 Hz50 - 60 Hz
AC adapter input voltage100 - 240 V100 - 240 V
AC adapter output currentKnown for one2.47 A
AC adapter output voltageDiffers19 V20 V
Securityidentical
Password protectionKnown for oneYes
Password protection typeKnown for oneBIOS, HDD, User
Weight & dimensions4 differ
WeightDiffers1.9 kg1 kg
WidthDiffers381.4 mm311 mm
DepthDiffers251.5 mm213 mm
HeightDiffers27.2 mm12.9 mm

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