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Product comparison · 2 laptops

Acer Extensa 15 EX2509-C17C Intel® Celeron® N2840 Laptop vs ASUS K555LD-XX391H laptop Intel® Core™ i7 i7-4510U

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  • 99specifications compared
  • 48differ
  • 51identical
  • 59known for one product only

Key differences

  • Product colour
    • Black
    • Blue, Silver
  • Processor family
    • Intel® Celeron®
    • Intel® Core™ i7
  • Processor model
    • N2840
    • i7-4510U
  • Processor threads
    • 2
    • 4
  • Processor boost frequency
    • 2.58 GHz
    • 3.1 GHz
  • Processor frequency
    • 2.16 GHz
    • 2 GHz
  • Processor cache
    • 1 MB
    • 4 MB
  • Processor cache type
    • L2
    • Smart Cache

Side by side

Differences highlightedShow differences only
158 specifications
A

Acer

Extensa 15 EX2509-C17C Intel® Celeron® N2840 Laptop

Model EX2509-C17C

View product
B

ASUS

K555LD-XX391H laptop Intel® Core™ i7 i7-4510U

Model K555LD-XX391H

View product
Design1 differ
Product typeLaptopLaptop
Product colourDiffersBlackBlue, Silver
Form factorClamshellClamshell
Displayidentical
Display diagonal39.6 cm (15.6")39.6 cm (15.6")
Display resolution1366 x 768 pixels1366 x 768 pixels
TouchscreenNoNo
HD typeHDHD
LED backlightYesYes
Native aspect ratio16:916:9
Panel typeKnown for oneTFT
Display surfaceKnown for oneMatt
Processor15 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Celeron®Intel® Core™ i7
Processor generationKnown for one4th gen Intel® Core™ i7
Processor modelDiffersN2840i7-4510U
Processor cores22
Processor threadsDiffers24
Processor boost frequencyDiffers2.58 GHz3.1 GHz
Processor frequencyDiffers2.16 GHz2 GHz
System bus rateKnown for one5 GT/s
Processor cacheDiffers1 MB4 MB
Processor cache typeDiffersL2Smart Cache
Processor socketDiffersBGA 1170BGA 1168
Processor lithography22 nm22 nm
Processor operating modesDiffers32-bit, 64-bit64-bit
Processor seriesDiffersIntel Celeron Processor N2000 Series for MobileIntel Core i7-4500 Mobile series
Processor codenameDiffersBay TrailHaswell
Bus typeKnown for oneDMI2
SteppingDiffersC0D0
Thermal Design Power (TDP)Differs7.5 W15 W
Tjunction100 °C100 °C
Maximum number of PCI Express lanesDiffers412
PCI Express configurationsDiffers1x44x1, 2x4
PCI Express slots version2.02.0
ECC supported by processorNoNo
Scenario Design Power (SDP)Known for one4.5 W
Memory3 differ
Internal memoryDiffers2 GB8 GB
Internal memory typeDiffersDDR3L-RS-SDRAMDDR3-SDRAM
Memory clock speedDiffers1333 MHz1600 MHz
Memory form factorKnown for oneSO-DIMM
Memory layout (slots x size)Known for one1 x 2 GB
Memory slotsKnown for one1x SO-DIMM
Maximum internal memoryKnown for one8 GB
Storage4 differ
Total storage capacityDiffers500 GB1 TB
Storage mediaHDDHDD
Number of HDDs installed11
HDD capacityDiffers500 GB1 TB
HDD speedKnown for one5400 RPM
Optical drive typeDiffersDVD±RWDVD Super Multi
Card reader integratedYesYes
Compatible memory cardsDiffersSDSD, SDHC, SDXC
Graphics5 differ
On-board graphics cardYesYes
Discrete graphics cardDiffersNoYes
Discrete graphics card modelDiffersNot availableNVIDIA® GeForce® 820M
Discrete graphics card memoryKnown for one2 GB
Discrete graphics memory typeKnown for oneGDDR3
On-board graphics card familyIntel® HD GraphicsIntel® HD Graphics
On-board graphics card modelDiffersIntel® HD GraphicsIntel® HD Graphics 4400
Maximum on-board graphics card memoryKnown for one1.74 GB
On-board graphics card base frequencyDiffers311 MHz200 MHz
On-board graphics card dynamic frequency (max)Differs792 MHz1100 MHz
On-board graphics card DirectX versionKnown for one11.2/12
On-board graphics card OpenGL versionKnown for one4.3
On-board graphics card IDKnown for one0xA16
On-board graphics card burst frequencyKnown for one792 MHz
Audioidentical
Built-in microphoneYesYes
Number of built-in speakersKnown for one2
Cameraidentical
Front cameraYesYes
Network1 differ
Ethernet LANYesYes
Ethernet LAN data ratesDiffers10,100,1000 Mbit/s10,1000,100 Mbit/s
Wi-FiKnown for oneYes
Top Wi-Fi standardKnown for oneWi-Fi 4 (802.11n)
Wi-Fi standardsKnown for one802.11b, 802.11g, Wi-Fi 4 (802.11n)
BluetoothKnown for oneYes
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers21
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers12
Ethernet LAN (RJ-45) ports11
HDMI ports quantity11
DisplayPorts quantity00
DVI portNoNo
VGA (D-Sub) ports quantity11
Thunderbolt ports quantity00
Headphone outputsKnown for one0
S/PDIF out portKnown for oneNo
Combo headphone/mic portYesYes
Microphone inKnown for oneNo
Docking connectorNoNo
ExpressCard slotKnown for oneNo
CardBus PCMCIA slots quantityKnown for one0
CardBus PCMCIA slot typeKnown for oneNo
SmartCard slotKnown for oneNo
Number of SATA III connectorsKnown for one4
Total number of SATA connectorsKnown for one2
Keyboardidentical
Pointing deviceTouchpadTouchpad
Numeric keypadYesYes
Windows keysYesYes
Software1 differ
Operating system installedDiffersWindows 8.1 with BingWindows 8.1
Operating system architectureKnown for one64-bit
Processor special features10 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 Enhanced Halt StateYesYes
Intel FDI TechnologyKnown for oneYes
Intel Identity Protection Technology versionKnown for one1.00
Intel ME Firmware VersionKnown for one9.5
Intel Rapid Storage TechnologyKnown for oneYes
Intel Secure Key Technology version1.001.00
Intel Smart Connect TechnologyYesYes
Intel Smart Connect Technology version1.001.00
Intel TSX-NIKnown for oneNo
Intel TSX-NI versionKnown for one0.00
Intel Trusted Execution TechnologyKnown for oneNo
Intel VT-x with Extended Page Tables (EPT)Known for oneYes
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)NoNo
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Anti-Theft Technology (Intel® AT)DiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® High Definition Audio (Intel® HD Audio)Known for oneYes
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Intel® Quick Sync Video TechnologyYesYes
Intel® Secure KeyYesYes
Intel® Smart CacheKnown for oneYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers8210381015
Processor codeDiffersSR1YJSR1EB
Processor package sizeDiffers25 x 27 mm40 x 24 x 1.5 mm
Supported instruction setsKnown for oneAVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesKnown for oneYes
Conflict-Free processorYesYes
Graphics & IMC lithographyKnown for one22 nm
Battery3 differ
Battery technologyDiffersLithium-Ion (Li-Ion)Lithium Polymer (LiPo)
Number of battery cellsDiffers62
Battery capacityDiffers2500 mAh37 Wh
Poweridentical
DC-in jackYesYes
AC adapter powerKnown for one40 W
Weight & dimensions3 differ
WeightDiffers2.5 kg2.3 kg
WidthDiffers381.6 mm382 mm
Depth256 mm256 mm
HeightDiffers30.3 mm25.8 mm
Height (front)Known for one2.53 cm
Height (rear)Known for one3.03 cm
Securityidentical
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Fingerprint readerKnown for oneNo
Password protectionKnown for oneYes
Password protection typeKnown for oneBIOS, HDD, Supervisor, User
Packaging contentidentical
AC adapter includedKnown for oneYes
Cables includedKnown for oneAC
ManualKnown for oneYes
Other featuresidentical
3DKnown for oneNo

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