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Product comparison · 2 laptops

ASUSPRO B551LA-CN108G laptop Intel® Core™ i7 i7-4558U vs Lenovo T440p + Dock

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  • 135specifications compared
  • 44differ
  • 91identical
  • 68known for one product only

Key differences

  • Product colour
    • Black, Grey
    • Black
  • Display diagonal
    • 39.6 cm (15.6")
    • 35.6 cm (14")
  • Display resolution
    • 1920 x 1080 pixels
    • 1600 x 900 pixels
  • HD type
    • Full HD
    • HD+
  • Processor model
    • i7-4558U
    • i7-4700MQ
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 4
    • 8
  • Processor boost frequency
    • 3.3 GHz
    • 3.4 GHz

Side by side

Differences highlightedShow differences only
203 specifications
A

ASUS

ASUSPRO B551LA-CN108G laptop Intel® Core™ i7 i7-4558U

Model B551LA-CN108G

View product
B

Lenovo

T440p + DockView product
Design1 differ
Product colourDiffersBlack, GreyBlack
Housing materialKnown for oneCarbon fibre, Glass fibre, Plastic
Display3 differ
Display diagonalDiffers39.6 cm (15.6")35.6 cm (14")
Display resolutionDiffers1920 x 1080 pixels1600 x 900 pixels
HD typeDiffersFull HDHD+
LED backlightKnown for oneYes
Display brightnessKnown for one250 cd/m²
Display surfaceKnown for oneMatt
Processor12 differ
Processor modelDiffersi7-4558Ui7-4700MQ
Processor coresDiffers24
Processor threadsDiffers48
Processor boost frequencyDiffers3.3 GHz3.4 GHz
Processor frequencyDiffers2.8 GHz2.4 GHz
Processor cacheDiffers4 MB6 MB
Processor socketDiffersBGA 1168PGA946
Processor seriesDiffersIntel Core i7-4500 Mobile seriesIntel Core i7-4700 Mobile series
Thermal Design Power (TDP)Differs28 W47 W
Maximum number of PCI Express lanesDiffers1216
PCI Express configurationsDiffers2x41x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers2.03.0
Memoryidentical
Memory form factorKnown for oneSO-DIMM
Memory layout (slots x size)Known for one1 x 8 GB
Maximum internal memory (64-bit)Known for one16 GB
Storage3 differ
Total storage capacityDiffers256 GB500 GB
Storage mediaDiffersSSDHDD
Number of HDDs installedKnown for one1
HDD capacityKnown for one500 GB
HDD interfaceKnown for oneSATA III
HDD speedKnown for one7200 RPM
HDD sizeKnown for one2.5"
Optical drive typeDiffersDVD Super MultiDVD±RW
Graphics7 differ
Discrete graphics cardDiffersNoYes
Discrete graphics card modelDiffersNot availableNVIDIA® GeForce® GT 730M
On-board graphics card familyDiffersIntel® Iris™ GraphicsIntel® HD Graphics
On-board graphics card modelDiffersIntel® Iris™ Graphics 5100Intel® HD Graphics 4600
On-board graphics card base frequencyDiffers200 MHz400 MHz
On-board graphics card dynamic frequency (max)Differs1200 MHz1150 MHz
On-board graphics card IDDiffers0xA2E0x416
Number of discrete graphics cards installedKnown for one1
Number of discrete graphics cards supportedKnown for one1
Maximum resolutionKnown for one3840 x 2160 pixels
Graphics card Open GL supportKnown for oneYes
Audio1 differ
Audio systemDiffersSonicMaster LiteDolby Advanced Audio v2
Number of built-in speakersKnown for one2
Speaker powerKnown for one1 W
Network1 differ
Mobile network connectionKnown for oneYes
Mobile network generationKnown for one3G
2G standardsKnown for oneEdge, GPRS, GSM
3G standardsKnown for oneHSPA+
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)
WWANKnown for oneInstalled
Top Wi-Fi standardKnown for oneWi-Fi 4 (802.11n)
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers12
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers32
USB Sleep-and-ChargeKnown for oneYes
USB Sleep-and-Charge portsKnown for one1
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
Firewire (IEEE 1394) portsKnown for one0
Thunderbolt 2 ports quantityKnown for one0
Headphone outputsKnown for one0
Microphone inKnown for oneNo
Total number of SATA connectorsKnown for one4
Number of SATA III connectorsKnown for one4
Performanceidentical
Motherboard chipsetKnown for oneIntel® QM87
GPS (satellite)Known for oneYes
Keyboard2 differ
Pointing deviceDiffersTouchpadThinkPad UltraNav
Keyboard backlitKnown for oneYes
Numeric keypadDiffersYesNo
Island-style keyboardKnown for oneYes
Spill-resistant keyboardKnown for oneYes
Full-size keyboardKnown for oneYes
Softwareidentical
Operating system architectureKnown for one64-bit
Optional operating system suppliedKnown for oneWindows 8 Pro
Processor special features5 differ
Intel Rapid Storage TechnologyDiffersYesNo
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Intel® Smart CacheKnown for oneYes
Intel® Virtualization Technology (Intel® VT)Known for oneVT-x
Processor ARK IDDiffers7599275117
Processor codeDiffersSR188SR15H
Processor package sizeDiffers40 x 24 x 1.5 mm37.5 x 32 x 1.6 mm
Intel ME Firmware VersionKnown for one9.5
Intel Smart Connect TechnologyKnown for oneYes
Intel Smart Connect Technology versionKnown for one1.00
Intel® High Definition Audio (Intel® HD Audio)Known for oneYes
Intel® Matrix Storage Technology (Intel® MST)Known for oneYes
Intel® Small Business Advantage (Intel® SBA)Known for oneYes
Batteryidentical
Battery technologyKnown for oneLithium-Ion (Li-Ion)
Number of battery cellsKnown for one9
Battery capacityKnown for one99.9 Wh
Battery life (max)Known for one12.7 h
Power1 differ
AC adapter powerDiffers65 W135 W
AC adapter frequencyKnown for one50 - 60 Hz
AC adapter input voltageKnown for one100 - 240 V
AC adapter output currentKnown for one3.42 A
AC adapter output voltageKnown for one19 V
Security1 differ
Password protectionKnown for oneYes
Password protection typeDiffersBIOS, HDD, UserHDD, Power on, Supervisor
Cable lock slot typeKnown for oneKensington
Certificates1 differ
CertificationDiffersUL, TUV, MIC, CE Marking Compliance, FCC Compliance, BSMI, Australia C-TICK / NZ A-Tick Compliance, CCC, GOST-R, CB, EPEAT, Energy star, IDA, CECP, WEEE, Erp 2013, FIPS 201, TCO4.0, RoHSGREENGUARD
Sustainability1 differ
Sustainability certificatesDiffersENERGY STAREPEAT Gold, ENERGY STAR
Weight & dimensions2 differ
WeightKnown for one2.31 kg
WidthDiffers383 mm335 mm
DepthDiffers259 mm229.1 mm
Height (front)Known for one2.79 cm
Height (rear)Known for one3 cm
HeightKnown for one26 mm
Packaging contentidentical
AC adapter includedKnown for oneYes
Power cord includedKnown for oneYes
Other features1 differ
Intel segment taggingDiffersEnterprise, ProfessionalHome office, Small Business
3DKnown for oneNo

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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