Product comparison · 2 laptops

ASUSPRO B551LA-CN157G Intel® Core™ i5 i5-4200H Laptop vs ASUS X751LB-Q72-CB Intel® Core™ i7 i7-5500U Laptop

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  • 137specifications compared
  • 53differ
  • 84identical
  • 36known for one product only

Key differences

  • Display diagonal
    • ASUSPRO B551LA-CN157G Intel® Core™ i5 i5-4200H Laptop:39.6 cm (15.6")
    • X751LB-Q72-CB Intel® Core™ i7 i7-5500U Laptop:43.9 cm (17.3")
  • Display resolution
    • ASUSPRO B551LA-CN157G Intel® Core™ i5 i5-4200H Laptop:1366 x 768 pixels
    • X751LB-Q72-CB Intel® Core™ i7 i7-5500U Laptop:1920 x 1080 pixels
  • HD type
    • ASUSPRO B551LA-CN157G Intel® Core™ i5 i5-4200H Laptop:Not supported
    • X751LB-Q72-CB Intel® Core™ i7 i7-5500U Laptop:Full HD
  • Processor family
    • ASUSPRO B551LA-CN157G Intel® Core™ i5 i5-4200H Laptop:Intel® Core™ i5
    • X751LB-Q72-CB Intel® Core™ i7 i7-5500U Laptop:Intel® Core™ i7
  • Processor generation
    • ASUSPRO B551LA-CN157G Intel® Core™ i5 i5-4200H Laptop:4th gen Intel® Core™ i5
    • X751LB-Q72-CB Intel® Core™ i7 i7-5500U Laptop:5th gen Intel® Core™ i7
  • Processor model
    • ASUSPRO B551LA-CN157G Intel® Core™ i5 i5-4200H Laptop:i5-4200H
    • X751LB-Q72-CB Intel® Core™ i7 i7-5500U Laptop:i7-5500U
  • Processor boost frequency
    • ASUSPRO B551LA-CN157G Intel® Core™ i5 i5-4200H Laptop:3.4 GHz
    • X751LB-Q72-CB Intel® Core™ i7 i7-5500U Laptop:3 GHz
  • Processor frequency
    • ASUSPRO B551LA-CN157G Intel® Core™ i5 i5-4200H Laptop:2.8 GHz
    • X751LB-Q72-CB Intel® Core™ i7 i7-5500U Laptop:2.4 GHz

Side by side

Differences highlightedShow differences only (on)
Comparison of B551LA-CN157G, X751LB-Q72-CB
173 specifications
Display3 differ
Display diagonalDiffers39.6 cm (15.6")43.9 cm (17.3")
Display resolutionDiffers1366 x 768 pixels1920 x 1080 pixels
HD typeDiffersNot supportedFull HD
Display surfaceKnown for oneMattUnknown — not stated by the source
Processor18 differ
Processor familyDiffersIntel® Core™ i5Intel® Core™ i7
Processor generationDiffers4th gen Intel® Core™ i55th gen Intel® Core™ i7
Processor modelDiffersi5-4200Hi7-5500U
Processor boost frequencyDiffers3.4 GHz3 GHz
Processor frequencyDiffers2.8 GHz2.4 GHz
Processor cacheDiffers3 MB4 MB
Processor cache typeDiffersSmart CacheL3
Processor socketDiffersBGA 1364BGA 1168
Processor lithographyDiffers22 nm14 nm
Processor operating modesDiffers64-bit32-bit, 64-bit
Processor seriesDiffersIntel Core i5-4200 Mobile seriesIntel Core i7-5500 Mobile Series
Processor codenameDiffersHaswellBroadwell
SteppingDiffersC0F0
Thermal Design Power (TDP)Differs47 W15 W
TjunctionDiffers100 °C105 °C
Maximum number of PCI Express lanesDiffers1612
PCI Express configurationsDiffers1x16, 2x8, 1x8+2x44x1, 2x4
PCI Express slots versionDiffers3.02.0
Configurable TDP-downKnown for oneUnknown — not stated by the source7.5 W
Configurable TDP-down frequencyKnown for oneUnknown — not stated by the source0.6 GHz
Memory2 differ
Internal memoryDiffers4 GB8 GB
Maximum internal memoryDiffers16 GB12 GB
Memory slotsKnown for oneUnknown — not stated by the source1x SO-DIMM
Storage1 differ
Number of HDDs installedKnown for one1Unknown — not stated by the source
HDD capacityKnown for one1 TBUnknown — not stated by the source
HDD interfaceKnown for oneSATA IIIUnknown — not stated by the source
HDD sizeKnown for one2.5"Unknown — not stated by the source
Compatible memory cardsDiffersSD, SDHC, SDXC, MMCSD
Graphics8 differ
Discrete graphics cardDiffersNoYes
Discrete graphics card modelDiffersNot availableNVIDIA® GeForce® 940M
On-board graphics card modelDiffersIntel® HD Graphics 4600Intel® HD Graphics 5500
Maximum on-board graphics card memoryDiffers1.74 GB16 GB
On-board graphics card base frequencyDiffers400 MHz300 MHz
On-board graphics card dynamic frequency (max)Differs1150 MHz950 MHz
On-board graphics card DirectX versionDiffers11.111.2
On-board graphics card IDDiffers0x4160x1616
Network1 differ
Wi-Fi standardsDiffers802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11g, 802.11b, Wi-Fi 4 (802.11n)
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/sUnknown — not stated by the source
BluetoothKnown for oneUnknown — not stated by the sourceYes
Bluetooth versionKnown for oneUnknown — not stated by the source4.0
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers10
HDMI ports quantityDiffers01
Mini DisplayPorts quantityKnown for one1Unknown — not stated by the source
Docking connectorDiffersYesNo
SmartCard slotDiffersYesNo
Keyboardidentical
Full-size keyboardKnown for oneUnknown — not stated by the sourceYes
Software1 differ
Operating system installedDiffersWindows 8.1 ProWindows 8.1
Processor special features10 differ
Intel Clear Video TechnologyDiffersNoYes
Intel Enhanced Halt StateDiffersNoYes
Intel FDI TechnologyDiffersNoYes
Intel Fast Memory AccessDiffersNoYes
Intel Flex Memory AccessDiffersNoYes
Intel® Anti-Theft Technology (Intel® AT)DiffersYesNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)DiffersNoYes
Processor ARK IDDiffers7502785214
Processor codeDiffersSR15GSR23W
Processor package sizeDiffers37.5 x 32 x 1.65 mm40 x 24 x 1.3 mm
Graphics & IMC lithographyKnown for oneUnknown — not stated by the source14 nm
Idle StatesKnown for oneUnknown — not stated by the sourceYes
Intel Small Business Advantage (SBA) versionKnown for oneUnknown — not stated by the source1.00
Intel Smart Response Technology versionKnown for oneUnknown — not stated by the source1.00
Intel Stable Image Platform Program (SIPP)Known for oneUnknown — not stated by the sourceNo
Intel Stable Image Platform Program (SIPP) versionKnown for oneUnknown — not stated by the source0.00
Intel® OS GuardKnown for oneUnknown — not stated by the sourceYes
Intel® Small Business Advantage (Intel® SBA)Known for oneUnknown — not stated by the sourceYes
Intel® Smart Response TechnologyKnown for oneUnknown — not stated by the sourceYes
Battery1 differ
Battery capacityDiffers2965 mAh2600 mAh
Power1 differ
AC adapter frequencyKnown for one50 - 60 HzUnknown — not stated by the source
AC adapter input voltageKnown for one100 - 240 VUnknown — not stated by the source
AC adapter output currentDiffers3.42 A1.73 A
Securityidentical
Fingerprint readerKnown for oneYesUnknown — not stated by the source
Trusted Platform Module (TPM)Known for oneYesUnknown — not stated by the source
Password protectionKnown for oneYesUnknown — not stated by the source
Password protection typeKnown for oneBIOS, HDD, UserUnknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for oneRoHSUnknown — not stated by the source
CertificationKnown for oneUL, 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, RoHSUnknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STARUnknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers2.5 kg2.8 kg
WidthDiffers383 mm415 mm
DepthDiffers259 mm272 mm
HeightKnown for one26 mmUnknown — not stated by the source
Height (front)Known for oneUnknown — not stated by the source3 cm
Height (rear)Known for oneUnknown — not stated by the source3.5 cm
Other featuresidentical
Intel segment taggingKnown for oneEnterprise, ProfessionalUnknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for oneUnknown — not stated by the sourceYes

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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