Product comparison · 2 laptops

ASUS K551LN-0052A4500U laptop Intel® Core™ i7 i7-4500U vs ASUS X550LB-0021B4200U laptop Intel® Core™ i5 i5-4200U

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  • 141specifications compared
  • 29differ
  • 112identical
  • 24known for one product only

Key differences

  • Product colour
    • K551LN-0052A4500U laptop Intel® Core™ i7 i7-4500U:Grey, Silver
    • X550LB-0021B4200U laptop Intel® Core™ i5 i5-4200U:Grey, Stainless steel
  • Display resolution
    • K551LN-0052A4500U laptop Intel® Core™ i7 i7-4500U:1920 x 1080 pixels
    • X550LB-0021B4200U laptop Intel® Core™ i5 i5-4200U:1366 x 768 pixels
  • HD type
    • K551LN-0052A4500U laptop Intel® Core™ i7 i7-4500U:Full HD
    • X550LB-0021B4200U laptop Intel® Core™ i5 i5-4200U:HD
  • Processor family
    • K551LN-0052A4500U laptop Intel® Core™ i7 i7-4500U:Intel® Core™ i7
    • X550LB-0021B4200U laptop Intel® Core™ i5 i5-4200U:Intel® Core™ i5
  • Processor generation
    • K551LN-0052A4500U laptop Intel® Core™ i7 i7-4500U:4th gen Intel® Core™ i7
    • X550LB-0021B4200U laptop Intel® Core™ i5 i5-4200U:4th gen Intel® Core™ i5
  • Processor model
    • K551LN-0052A4500U laptop Intel® Core™ i7 i7-4500U:i7-4500U
    • X550LB-0021B4200U laptop Intel® Core™ i5 i5-4200U:i5-4200U
  • Processor boost frequency
    • K551LN-0052A4500U laptop Intel® Core™ i7 i7-4500U:3 GHz
    • X550LB-0021B4200U laptop Intel® Core™ i5 i5-4200U:2.6 GHz
  • Processor frequency
    • K551LN-0052A4500U laptop Intel® Core™ i7 i7-4500U:1.8 GHz
    • X550LB-0021B4200U laptop Intel® Core™ i5 i5-4200U:1.6 GHz

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Comparison of K551LN-0052A4500U, X550LB-0021B4200U
165 specifications
Design1 differ
Product typeLaptopLaptop
Product colourDiffersGrey, SilverGrey, Stainless steel
Form factorClamshellClamshell
Display2 differ
Display diagonal39.6 cm (15.6")39.6 cm (15.6")
Display resolutionDiffers1920 x 1080 pixels1366 x 768 pixels
HD typeDiffersFull HDHD
LED backlightKnown for oneYesUnknown — not stated by the source
Native aspect ratio16:916:9
Display surfaceKnown for oneMattUnknown — not stated by the source
TouchscreenKnown for oneUnknown — not stated by the sourceNo
Processor8 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Core™ i7Intel® Core™ i5
Processor generationDiffers4th gen Intel® Core™ i74th gen Intel® Core™ i5
Processor modelDiffersi7-4500Ui5-4200U
Processor cores22
Processor threads44
Processor boost frequencyDiffers3 GHz2.6 GHz
Processor frequencyDiffers1.8 GHz1.6 GHz
Processor cacheDiffers4 MB3 MB
Processor cache typeSmart CacheSmart Cache
Processor socketBGA 1168BGA 1168
Processor lithography22 nm22 nm
Processor operating modes64-bit64-bit
Processor seriesDiffersIntel Core i7-4500 Mobile seriesIntel Core i5-4200 Mobile series
Processor codenameHaswellHaswell
Bus typeDMI2DMI2
FSB ParityNoNo
SteppingC0C0
Thermal Design Power (TDP)15 W15 W
Tjunction100 °C100 °C
Maximum number of PCI Express lanes1212
PCI Express configurationsDiffers2x41x4, 2x4
PCI Express slots version2.02.0
ECC supported by processorNoNo
Memoryidentical
Internal memory4 GB4 GB
Internal memory typeDDR3L-SDRAMDDR3L-SDRAM
Memory clock speed1600 MHz1600 MHz
Storage4 differ
Total storage capacityDiffers1 TB750 GB
Storage mediaDiffersHDD+SSDHDD
Number of HDDs installed11
HDD capacityDiffers1 TB750 GB
HDD speedKnown for one5400 RPMUnknown — not stated by the source
HDD sizeKnown for one2.5"Unknown — not stated by the source
Number of SSDs installedKnown for one1Unknown — not stated by the source
SSD capacityKnown for one24 GBUnknown — not stated by the source
Optical drive typeDVD Super MultiDVD Super Multi
Card reader integratedYesYes
Compatible memory cardsDiffersSD, SDHCSD, SDHC, SDXC
Graphics2 differ
On-board graphics cardYesYes
Discrete graphics cardYesYes
Discrete graphics card modelDiffersNVIDIA® GeForce® GT 840MNVIDIA® GeForce® GT 740M
Discrete graphics card memoryKnown for one2 GBUnknown — not stated by the source
Discrete graphics memory typeKnown for oneGDDR3Unknown — not stated by the source
On-board graphics card familyIntel® HD GraphicsIntel® HD Graphics
On-board graphics card modelIntel® HD Graphics 4400Intel® HD Graphics 4400
Maximum on-board graphics card memory1.74 GB1.74 GB
On-board graphics card base frequency200 MHz200 MHz
On-board graphics card dynamic frequency (max)Differs1100 MHz1000 MHz
On-board graphics card DirectX version1212
On-board graphics card ID0xA160xA16
Audio1 differ
Audio systemDiffersSonicMaster LiteSonicMaster
Built-in microphoneYesYes
Cameraidentical
Front cameraYesYes
Networkidentical
Wi-FiYesYes
Wi-Fi standards802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
BluetoothYesYes
Bluetooth version4.04.0
Ports & interfaces1 differ
USB 2.0 ports quantity11
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity22
Ethernet LAN (RJ-45) ports11
HDMI ports quantity11
DisplayPorts quantity00
DVI portNoNo
VGA (D-Sub) ports quantityDiffers01
Thunderbolt ports quantity00
Headphone outputs00
S/PDIF out portNoNo
Combo headphone/mic portYesYes
Microphone inNoNo
Docking connectorNoNo
ExpressCard slotNoNo
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
SmartCard slotNoNo
Total number of SATA connectors44
Number of SATA III connectors44
eSATA/USB 2.0 ports quantityKnown for oneUnknown — not stated by the source0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for oneUnknown — not stated by the source0
eSATA ports quantityKnown for oneUnknown — not stated by the source0
Firewire (IEEE 1394) portsKnown for oneUnknown — not stated by the source0
Thunderbolt 2 ports quantityKnown for oneUnknown — not stated by the source0
Keyboardidentical
Pointing deviceTouchpadTouchpad
Numeric keypadYesYes
Windows keysYesYes
Full-size keyboardKnown for oneUnknown — not stated by the sourceYes
Software1 differ
Operating system installedDiffersWindows 8.1Windows 8
Operating system architectureKnown for one64-bitUnknown — not stated by the source
Processor special features5 differ
Intel® Wireless Display (Intel® WiDi)YesYes
CPU configuration (max)11
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyNoNo
Intel Enhanced Halt StateYesYes
Intel FDI TechnologyDiffersYesNo
Intel Fast Memory AccessNoNo
Intel Flex Memory AccessNoNo
Intel Identity Protection Technology version1.001.00
Intel ME Firmware Version9.59.5
Intel Rapid Storage TechnologyYesYes
Intel Secure Key Technology version1.001.00
Intel Smart Connect TechnologyYesYes
Intel Smart Connect Technology version1.001.00
Intel TSX-NINoNo
Intel TSX-NI version0.000.00
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)NoNo
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Anti-Theft Technology (Intel® AT)YesYes
Intel® Clear Video HD Technology (Intel® CVT HD)YesYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)NoNo
Intel® High Definition Audio (Intel® HD Audio)YesYes
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Identity Protection Technology (Intel® IPT)YesYes
Intel® InTru™ 3D TechnologyYesYes
Intel® Insider™YesYes
Intel® Matrix Storage Technology (Intel® MST)DiffersYesNo
Intel® My WiFi Technology (Intel® MWT)YesYes
Intel® Quick Sync Video TechnologyYesYes
Intel® Secure KeyYesYes
Intel® Turbo Boost Technology2.02.0
Processor ARK IDDiffers7546075459
Processor codeDiffersSR16ZSR170
Processor package size40 x 24 x 1.5 mm40 x 24 x 1.5 mm
Supported instruction setsDiffersAVX 2.0, SSE4.1, SSE4.2AVX 2.0
Thermal Monitoring TechnologiesYesYes
Conflict-Free processorYesYes
Battery2 differ
Battery technologyKnown for oneLithium Polymer (LiPo)Unknown — not stated by the source
Number of battery cellsDiffers34
Battery capacityDiffers50 Wh37 Wh
Poweridentical
AC adapter frequency50 - 60 Hz50 - 60 Hz
AC adapter input voltage100 - 240 V100 - 240 V
AC adapter output current3.42 A3.42 A
AC adapter output voltage19 V19 V
DC-in jackYesYes
AC adapter powerKnown for oneUnknown — not stated by the source65 W
Security1 differ
Cable lock slotYesYes
Cable lock slot typeKensingtonKensington
Password protectionKnown for oneYesUnknown — not stated by the source
Password protection typeDiffersHDD, UserBIOS, HDD, User
Weight & dimensions1 differ
Width380 mm380 mm
DepthDiffers258 mm251 mm
HeightKnown for one22.5 mmUnknown — not stated by the source
WeightKnown for oneUnknown — not stated by the source2.3 kg
Height (front)Known for oneUnknown — not stated by the source2.48 cm
Height (rear)Known for oneUnknown — not stated by the source3.17 cm
Other featuresidentical
3DKnown for oneUnknown — not stated by the sourceNo

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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