Product comparison · 2 laptops

Acer Extensa EX2511-387J Intel® Core™ i3 i3-5005U Laptop vs ASUS N551JB-CN083T Intel® Core™ i7 i7-4720HQ Laptop

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  • 136specifications compared
  • 59differ
  • 77identical
  • 44known for one product only

Key differences

  • Product colour
    • Extensa EX2511-387J Intel® Core™ i3 i3-5005U Laptop:Black
    • N551JB-CN083T Intel® Core™ i7 i7-4720HQ Laptop:Grey, Stainless steel
  • Display resolution
    • Extensa EX2511-387J Intel® Core™ i3 i3-5005U Laptop:1366 x 768 pixels
    • N551JB-CN083T Intel® Core™ i7 i7-4720HQ Laptop:1920 x 1080 pixels
  • HD type
    • Extensa EX2511-387J Intel® Core™ i3 i3-5005U Laptop:Not supported
    • N551JB-CN083T Intel® Core™ i7 i7-4720HQ Laptop:Full HD
  • Processor family
    • Extensa EX2511-387J Intel® Core™ i3 i3-5005U Laptop:Intel® Core™ i3
    • N551JB-CN083T Intel® Core™ i7 i7-4720HQ Laptop:Intel® Core™ i7
  • Processor generation
    • Extensa EX2511-387J Intel® Core™ i3 i3-5005U Laptop:5th gen Intel® Core™ i3
    • N551JB-CN083T Intel® Core™ i7 i7-4720HQ Laptop:4th gen Intel® Core™ i7
  • Processor model
    • Extensa EX2511-387J Intel® Core™ i3 i3-5005U Laptop:i3-5005U
    • N551JB-CN083T Intel® Core™ i7 i7-4720HQ Laptop:i7-4720HQ
  • Processor cores
    • Extensa EX2511-387J Intel® Core™ i3 i3-5005U Laptop:2
    • N551JB-CN083T Intel® Core™ i7 i7-4720HQ Laptop:4
  • Processor threads
    • Extensa EX2511-387J Intel® Core™ i3 i3-5005U Laptop:4
    • N551JB-CN083T Intel® Core™ i7 i7-4720HQ Laptop:8

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Comparison of EX2511-387J, N551JB-CN083T
180 specifications
Design1 differ
Product typeLaptopLaptop
Product colourDiffersBlackGrey, Stainless steel
Form factorClamshellClamshell
Display2 differ
Display diagonal39.6 cm (15.6")39.6 cm (15.6")
Display resolutionDiffers1366 x 768 pixels1920 x 1080 pixels
TouchscreenNoNo
HD typeDiffersNot supportedFull HD
LED backlightYesYes
Native aspect ratio16:916:9
Display brightnessKnown for one200 cd/m²Unknown — not stated by the source
Display surfaceKnown for oneUnknown — not stated by the sourceMatt
Processor19 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Core™ i3Intel® Core™ i7
Processor generationDiffers5th gen Intel® Core™ i34th gen Intel® Core™ i7
Processor modelDiffersi3-5005Ui7-4720HQ
Processor coresDiffers24
Processor threadsDiffers48
Processor frequencyDiffers2 GHz2.6 GHz
System bus rate5 GT/s5 GT/s
Processor cacheDiffers3 MB6 MB
Processor cache typeDiffersSmart CacheL3
Processor socketDiffersBGA 1168BGA 1364
Processor lithographyDiffers14 nm22 nm
Processor operating modesDiffers32-bit, 64-bit64-bit
Processor seriesDiffersIntel Core i3-5000 Mobile seriesIntel Core i7-4700 Mobile series
Processor codenameDiffersBroadwellHaswell
Bus typeDMI2DMI2
FSB ParityNoNo
SteppingDiffersF0C0
Thermal Design Power (TDP)Differs15 W47 W
Configurable TDP-downKnown for one10 WUnknown — not stated by the source
Configurable TDP-down frequencyKnown for one0.6 GHzUnknown — not stated by the source
TjunctionDiffers105 °C100 °C
Maximum number of PCI Express lanesDiffers1216
PCI Express configurationsDiffers2x4, 4x11x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers2.03.0
ECC supported by processorNoNo
Processor boost frequencyKnown for oneUnknown — not stated by the source3.6 GHz
Memory2 differ
Internal memoryDiffers4 GB8 GB
Internal memory typeDiffersDDR3-SDRAMDDR3L-SDRAM
Memory clock speed1600 MHz1600 MHz
Memory slotsKnown for one2x SO-DIMMUnknown — not stated by the source
Maximum internal memory16 GB16 GB
Storage5 differ
Total storage capacityDiffers500 GB1 TB
Storage mediaDiffersHDDHDD+SSD
Number of HDDs installed11
HDD capacityDiffers500 GB1 TB
HDD interfaceKnown for oneSATAUnknown — not stated by the source
HDD speed5400 RPM5400 RPM
Optical drive typeDiffersDVD±RWDVD Super Multi
Card reader integratedYesYes
Compatible memory cardsDiffersSDMMC, Memory Stick (MS), MS PRO, SD, MS PRO Duo, SDHC, SDXC
HDD sizeKnown for oneUnknown — not stated by the source2.5"
Number of SSDs installedKnown for oneUnknown — not stated by the source1
SSD capacityKnown for oneUnknown — not stated by the source24 GB
Graphics8 differ
On-board graphics cardYesYes
Discrete graphics cardDiffersNoYes
Discrete graphics card modelDiffersNot availableNVIDIA® GeForce® GT 940M
On-board graphics card familyIntel® HD GraphicsIntel® HD Graphics
On-board graphics card modelDiffersIntel® HD Graphics 5500Intel® HD Graphics 4600
Maximum on-board graphics card memoryDiffers16 GB1.74 GB
On-board graphics card base frequencyDiffers300 MHz400 MHz
On-board graphics card dynamic frequency (max)Differs850 MHz1200 MHz
On-board graphics card DirectX versionDiffers11.211.2/12
On-board graphics card OpenGL version4.34.3
On-board graphics card IDDiffers0x16160x416
Graphics card Open GL supportYesYes
Audioidentical
Built-in microphoneYesYes
Audio systemKnown for oneUnknown — not stated by the sourceSonicMaster Premium
Number of built-in speakersKnown for oneUnknown — not stated by the source2
Speakers manufacturerKnown for oneUnknown — not stated by the sourceBang & Olufsen
Cameraidentical
Front cameraYesYes
Network1 differ
Wi-FiYesYes
Top Wi-Fi standardKnown for oneWi-Fi 5 (802.11ac)Unknown — not stated by the source
Wi-Fi standardsDiffers802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)Wi-Fi 5 (802.11ac)
Ethernet LANYesYes
BluetoothYesYes
Bluetooth version4.04.0
Ethernet LAN data ratesKnown for oneUnknown — not stated by the source10,1000,100 Mbit/s
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers10
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers23
Ethernet LAN (RJ-45) ports11
HDMI ports quantity11
DisplayPorts quantity00
DVI portNoNo
VGA (D-Sub) ports quantityDiffers10
Thunderbolt ports quantity00
Headphone outputsDiffers01
S/PDIF out portNoNo
Microphone inYesYes
Docking connectorNoNo
ExpressCard slotNoNo
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
SmartCard slotNoNo
Mini DisplayPorts quantityKnown for oneUnknown — not stated by the source1
Keyboardidentical
Pointing deviceTouchpadTouchpad
Numeric keypadYesYes
Full-size keyboardKnown for oneYesUnknown — not stated by the source
Windows keysYesYes
Softwareidentical
Operating system installedWindows 10 HomeWindows 10 Home
Operating system architectureKnown for one64-bitUnknown — not stated by the source
Processor special features8 differ
Intel® Wireless Display (Intel® WiDi)YesYes
CPU configuration (max)11
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithographyKnown for one14 nmUnknown — not stated by the source
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyDiffersYesNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyNoNo
Intel Enhanced Halt StateYesYes
Intel FDI TechnologyYesYes
Intel Fast Memory AccessDiffersYesNo
Intel Flex Memory AccessDiffersYesNo
Intel HD GraphicsKnown for oneYesUnknown — not stated by the source
Intel Identity Protection Technology version1.001.00
Intel Rapid Storage TechnologyNoNo
Intel Secure Key Technology version1.001.00
Intel Small Business Advantage (SBA) versionKnown for one1.00Unknown — not stated by the source
Intel Smart Response Technology versionKnown for one1.00Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP)Known for oneNoUnknown — not stated by the source
Intel Stable Image Platform Program (SIPP) versionKnown for one0.00Unknown — not stated by the source
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)YesYes
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Anti-Theft Technology (Intel® AT)DiffersNoYes
Intel® Built-in Visuals TechnologyKnown for oneYesUnknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)YesYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)DiffersYesNo
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Identity Protection Technology (Intel® IPT)YesYes
Intel® InTru™ 3D TechnologyYesYes
Intel® Insider™YesYes
Intel® My WiFi Technology (Intel® MWT)NoNo
Intel® OS GuardKnown for oneYesUnknown — not stated by the source
Intel® Quick Sync Video TechnologyYesYes
Intel® Secure KeyYesYes
Intel® Small Business Advantage (Intel® SBA)Known for oneYesUnknown — not stated by the source
Intel® Smart CacheYesYes
Intel® Smart Response TechnologyKnown for oneYesUnknown — not stated by the source
Intel® Turbo Boost TechnologyNoNo
Intel® Virtualization Technology (Intel® VT)VT-x, VT-dVT-x, VT-d
Processor ARK IDDiffers8469578934
Processor codeDiffersSR27GSR1Q8
Processor package sizeDiffers40 x 24x 1.3 mm37.5 x 32 x 1.6 mm
Supported instruction setsAVX 2.0, SSE4.1, SSE4.2AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesYesYes
Conflict-Free processorYesYes
Battery2 differ
Battery technologyKnown for oneLithium-Ion (Li-Ion)Unknown — not stated by the source
Number of battery cellsDiffers46
Battery capacityDiffers2520 mAh56 Wh
Power1 differ
AC adapter powerDiffers45 W120 W
AC adapter frequencyKnown for oneUnknown — not stated by the source50 - 60 Hz
AC adapter input voltageKnown for oneUnknown — not stated by the source100 - 240 V
AC adapter output currentKnown for oneUnknown — not stated by the source6.3 A
AC adapter output voltageKnown for oneUnknown — not stated by the source19 V
DC-in jackKnown for oneUnknown — not stated by the sourceYes
Security1 differ
Cable lock slotDiffersNoYes
Cable lock slot typeKnown for oneUnknown — not stated by the sourceKensington
Password protectionKnown for oneUnknown — not stated by the sourceYes
Password protection typeKnown for oneUnknown — not stated by the sourceBIOS, HDD, User
Weight & dimensions5 differ
WeightDiffers2.4 kg2.7 kg
WidthDiffers381.6 mm383 mm
DepthDiffers256 mm255 mm
HeightKnown for one24.9 mmUnknown — not stated by the source
Height (front)Differs2.49 cm2.8 cm
Height (rear)Differs2.49 cm3.15 cm
Packaging contentidentical
AC adapter includedKnown for oneYesUnknown — not stated by the source
Other featuresidentical
3DKnown for oneNoUnknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for oneUnknown — not stated by the sourceIntel® HM86
Certificatesidentical
Compliance certificatesKnown for oneUnknown — not stated by the sourceRoHS
CertificationKnown for oneUnknown — not stated by the sourceUL, TUV, MIC, CE Marking Compliance, BSMI, Australia C-TICK / NZ A-Tick Compliance, CCC, GOST-R, CB, EPEAT, EU Flower, Energy star, CECP, WEEE, Erp 2013, RoHS, JATE
Sustainabilityidentical
Sustainability certificatesKnown for oneUnknown — not stated by the sourceENERGY STAR

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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