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Product comparison · 2 laptops

ASUS N550LF-CN077H-BE Intel® Core™ i7 i7-4500U Laptop vs Lenovo ThinkPad S431

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  • 140specifications compared
  • 57differ
  • 83identical
  • 58known for one product only

Key differences

  • Product colour
    • Metallic
    • Black
  • Display diagonal
    • 39.6 cm (15.6")
    • 35.6 cm (14")
  • Processor family
    • Intel® Core™ i7
    • Intel® Core™ i3
  • Processor generation
    • 4th gen Intel® Core™ i7
    • 3rd gen Intel® Core™ i3
  • Processor model
    • i7-4500U
    • i3-3227U
  • Processor frequency
    • 1.8 GHz
    • 1.9 GHz
  • Processor cache
    • 4 MB
    • 3 MB
  • Processor socket
    • BGA 1168
    • BGA 1023

Side by side

Differences highlightedShow differences only
198 specifications
A

ASUS

N550LF-CN077H-BE Intel® Core™ i7 i7-4500U Laptop

Model N550LF-CN077H-BE

View product
B

Lenovo

ThinkPad S431View product
Design1 differ
Product colourDiffersMetallicBlack
Housing materialKnown for oneAluminium
Market positioningKnown for oneBusiness
Display1 differ
Display diagonalDiffers39.6 cm (15.6")35.6 cm (14")
Display surfaceKnown for oneMatt
TouchscreenKnown for oneNo
Processor14 differ
Processor familyDiffersIntel® Core™ i7Intel® Core™ i3
Processor generationDiffers4th gen Intel® Core™ i73rd gen Intel® Core™ i3
Processor modelDiffersi7-4500Ui3-3227U
Processor boost frequencyKnown for one3 GHz
Processor frequencyDiffers1.8 GHz1.9 GHz
Processor cacheDiffers4 MB3 MB
Processor socketDiffersBGA 1168BGA 1023
Processor seriesDiffersIntel Core i7-4500 Mobile seriesIntel Core i3-3200 Mobile Series
Processor codenameDiffersHaswellIvy Bridge
Bus typeDiffersDMI2DMI
SteppingDiffersC0L1
Thermal Design Power (TDP)Differs15 W17 W
TjunctionDiffers100 °C105 °C
Maximum number of PCI Express lanesDiffers1216
PCI Express configurationsDiffers2x41x16, 2x8, 1x8+2x4
System bus rateKnown for one5 GT/s
L3 cacheKnown for one3 MB
CPU multiplier (bus/core ratio)Known for one19
Memory3 differ
Internal memoryDiffers6 GB4 GB
Memory slotsDiffers2x SO-DIMM1x SO-DIMM
Maximum internal memoryDiffers16 GB8 GB
Memory layout (slots x size)Known for one1 x 4 GB
Storage7 differ
Total storage capacityDiffers750 GB524 GB
Storage mediaDiffersHDDHDD+SSD
HDD capacityDiffers750 GB500 GB
Number of SSDs installedDiffers01
SSD capacityDiffers0 GB24 GB
Optical drive typeDiffersDVD Super MultiNo
Compatible memory cardsDiffersMMC, SD, SDHC, SDXCMMC, RS-MMC, SD, SDIO
HDD speedKnown for one7200 RPM
SSD interfaceKnown for oneM.2
Graphics5 differ
Discrete graphics cardDiffersYesNo
Discrete graphics card modelDiffersNVIDIA® GeForce® GT 745MNot available
Discrete graphics card memoryKnown for one2 GB
Discrete graphics memory typeKnown for oneGDDR3
On-board graphics card modelDiffersIntel® HD Graphics 4400Intel® HD Graphics 4000
Maximum on-board graphics card memoryKnown for one1.74 GB
On-board graphics card base frequencyDiffers200 MHz350 MHz
On-board graphics card DirectX versionKnown for one12
On-board graphics card IDDiffers0xA160x166
Audio2 differ
Audio systemDiffersSonicMaster PremiumDolby Home Theater v4
Number of built-in speakersDiffers42
Speakers manufacturerKnown for oneBang & Olufsen
Speaker powerKnown for one1.5 W
Network2 differ
Wi-Fi standardsDiffers802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11a, 802.11b, 802.11g
BluetoothDiffersNoYes
Data networkKnown for oneNot supported
4G WiMAXKnown for oneNo
Bluetooth versionKnown for one4.0
Integrated 4G WiMAXKnown for oneYes
Ports & interfaces1 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers32
Mini DisplayPorts quantityKnown for one1
Total number of SATA connectorsKnown for one4
Number of SATA III connectorsKnown for one4
Headphone connectivityKnown for one3.5 mm
Microphone connectivityKnown for one3.5 mm
USB Sleep-and-ChargeKnown for oneYes
USB Sleep-and-Charge portsKnown for one1
Performance1 differ
Motherboard chipsetDiffersIntel® HM87Intel HM76 Express
Keyboard2 differ
Pointing deviceDiffersTouchpadThinkPad UltraNav
Numeric keypadDiffersYesNo
Keyboard layoutKnown for oneAZERTY
Keyboard backlitKnown for oneYes
Spill-resistant keyboardKnown for oneYes
Full-size keyboardKnown for oneYes
Windows keysKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 8Windows 7 Professional
Processor special features10 differ
Intel Dual Display Capable TechnologyDiffersNoYes
Intel Fast Memory AccessDiffersNoYes
Intel Flex Memory AccessDiffersNoYes
Intel ME Firmware VersionKnown for one9.5
Intel Rapid Storage TechnologyDiffersYesNo
Intel Secure Key Technology versionKnown for one1.00
Intel Smart Connect TechnologyKnown for oneYes
Intel Smart Connect Technology versionKnown for one1.00
Intel TSX-NIKnown for oneNo
Intel TSX-NI versionKnown for one0.00
Intel® AES New Instructions (Intel® AES-NI)DiffersYesNo
Intel® High Definition Audio (Intel® HD Audio)Known for oneYes
Intel® Matrix Storage Technology (Intel® MST)Known for oneYes
Intel® Secure KeyKnown for oneYes
Intel® Turbo Boost TechnologyDiffers2.0No
Processor ARK IDDiffers7546072057
Processor codeDiffersSR16ZSR0XF
Processor package sizeDiffers40 x 24 x 1.5 mm31 x 24 (BGA1023)
Supported instruction setsDiffersAVX 2.0, SSE4.1, SSE4.2AVX
Graphics & IMC lithographyKnown for one22 nm
Intel® Small Business Advantage (Intel® SBA)Known for oneYes
Intel® Smart CacheKnown for oneYes
Battery1 differ
Battery capacityDiffers59 Wh46 Wh
Battery life (max)Known for one6 h
Poweridentical
AC adapter powerKnown for one90 W
AC adapter frequencyKnown for one50 - 60 Hz
AC adapter input voltageKnown for one100 - 240 V
AC adapter output voltageKnown for one19 V
Security1 differ
Cable lock slot typeKnown for oneKensington
Password protection typeDiffersBIOS, HDDHDD, Power on, Supervisor
Fingerprint readerKnown for oneYes
Trusted Platform Module (TPM)Known for oneYes
Certificatesidentical
Compliance certificatesKnown for oneRoHS
CertificationKnown for oneUL, TUV, MIC, CE, FCC, BSMI, C-TICK / NZ A-Tick, CCC, CB, EPEAT, EU Flower, WEEE, Erp 2013
Sustainability1 differ
Sustainability certificatesDiffersENERGY STAREPEAT Gold, ENERGY STAR
Weight & dimensions4 differ
WeightDiffers2.6 kg1.78 kg
WidthDiffers383 mm333 mm
DepthDiffers255 mm224.8 mm
HeightDiffers27.7 mm20.3 mm
Packaging contentidentical
Quick start guideKnown for oneYes
Other featuresidentical
3DKnown for oneNo
64-bit computingKnown for oneYes

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