Product comparison · 2 laptops

Acer Aspire E1-572P-74508G75Dnii Intel® Core™ i7 i7-4500U Laptop vs ASUS E451LD-XB51 Intel® Core™ i5 i5-4200U Laptop

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  • 127specifications compared
  • 39differ
  • 88identical
  • 27known for one product only

Key differences

  • Product colour
    • Aspire E1-572P-74508G75Dnii Intel® Core™ i7 i7-4500U Laptop:Grey
    • E451LD-XB51 Intel® Core™ i5 i5-4200U Laptop:Black
  • Display diagonal
    • Aspire E1-572P-74508G75Dnii Intel® Core™ i7 i7-4500U Laptop:39.6 cm (15.6")
    • E451LD-XB51 Intel® Core™ i5 i5-4200U Laptop:35.6 cm (14")
  • Touchscreen
    • Aspire E1-572P-74508G75Dnii Intel® Core™ i7 i7-4500U Laptop:Yes
    • E451LD-XB51 Intel® Core™ i5 i5-4200U Laptop:No
  • Processor family
    • Aspire E1-572P-74508G75Dnii Intel® Core™ i7 i7-4500U Laptop:Intel® Core™ i7
    • E451LD-XB51 Intel® Core™ i5 i5-4200U Laptop:Intel® Core™ i5
  • Processor generation
    • Aspire E1-572P-74508G75Dnii Intel® Core™ i7 i7-4500U Laptop:4th gen Intel® Core™ i7
    • E451LD-XB51 Intel® Core™ i5 i5-4200U Laptop:4th gen Intel® Core™ i5
  • Processor model
    • Aspire E1-572P-74508G75Dnii Intel® Core™ i7 i7-4500U Laptop:i7-4500U
    • E451LD-XB51 Intel® Core™ i5 i5-4200U Laptop:i5-4200U
  • Processor boost frequency
    • Aspire E1-572P-74508G75Dnii Intel® Core™ i7 i7-4500U Laptop:3 GHz
    • E451LD-XB51 Intel® Core™ i5 i5-4200U Laptop:2.6 GHz
  • Processor frequency
    • Aspire E1-572P-74508G75Dnii Intel® Core™ i7 i7-4500U Laptop:1.8 GHz
    • E451LD-XB51 Intel® Core™ i5 i5-4200U Laptop:1.6 GHz

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Comparison of E1-572P-74508G75Dnii, E451LD-XB51
154 specifications
Design1 differ
Product typeLaptopLaptop
Product colourDiffersGreyBlack
Form factorClamshellClamshell
Display2 differ
Display diagonalDiffers39.6 cm (15.6")35.6 cm (14")
Display resolution1366 x 768 pixels1366 x 768 pixels
TouchscreenDiffersYesNo
HD typeHDHD
LED backlightYesYes
Native aspect ratio16:916:9
Display surfaceKnown for oneUnknown — not stated by the sourceMatt
Touchscreen typeKnown for oneCapacitiveUnknown — not stated by the source
Touch technologyKnown for oneMulti-touchUnknown — not stated by the source
Panel typeKnown for oneTFTUnknown — not stated by the source
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
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
Memory2 differ
Internal memory8 GB8 GB
Internal memory typeDiffersDDR3L-SDRAMDDR3-SDRAM
Memory clock speedKnown for oneUnknown — not stated by the source1600 MHz
Maximum internal memoryDiffers8 GB16 GB
Memory form factorKnown for oneSO-DIMMUnknown — not stated by the source
Storage5 differ
Total storage capacityDiffers750 GB500 GB
Storage mediaHDDHDD
Number of HDDs installed11
HDD capacityDiffers750 GB500 GB
HDD speedDiffers5400 RPM7200 RPM
Optical drive typeDiffersNoDVD±RW
Card reader integratedYesYes
Compatible memory cardsDiffersSDMMC, SD, SDXC
HDD interfaceKnown for oneSATAUnknown — not stated by the source
Graphics3 differ
On-board graphics cardYesYes
Discrete graphics cardDiffersNoYes
Discrete graphics card modelDiffersNot availableNVIDIA® GeForce® GT 820M
Discrete graphics card memoryKnown for oneUnknown — not stated by the source1 GB
Discrete graphics memory typeKnown for oneUnknown — not stated by the sourceGDDR3
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 versionKnown for oneUnknown — not stated by the source12
On-board graphics card ID0xA160xA16
Audioidentical
Audio systemKnown for oneUnknown — not stated by the sourceSonicMaster
Built-in microphoneYesYes
Number of built-in speakersKnown for one2Unknown — not stated by the source
Cameraidentical
Front cameraYesYes
Network2 differ
Wi-FiYesYes
Wi-Fi standardsDiffers802.11b, 802.11g, Wi-Fi 4 (802.11n)Wi-Fi 5 (802.11ac)
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
BluetoothDiffersYesNo
Ports & interfaces1 differ
USB 2.0 ports quantity22
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 oneUnknown — not stated by the source0
Combo headphone/mic portYesYes
Microphone inKnown for oneUnknown — not stated by the sourceNo
Docking connectorNoNo
Total number of SATA connectors44
Number of SATA III connectors44
Keyboard1 differ
Pointing deviceTouchpadTouchpad
Numeric keypadDiffersYesNo
Windows keysYesYes
Software1 differ
Operating system installedDiffersWindows 8.1Windows 8.1 Pro
Operating system architecture64-bit64-bit
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 Enhanced Halt StateYesYes
Intel FDI TechnologyDiffersYesNo
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® 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
Battery3 differ
Battery technologyLithium-Ion (Li-Ion)Lithium-Ion (Li-Ion)
Number of battery cellsDiffers49
Battery capacityDiffers2500 mAh87 Wh
Battery life (max)Differs4 h13 h
Poweridentical
DC-in jackYesYes
AC adapter powerKnown for one40 WUnknown — not stated by the source
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
Securityidentical
Fingerprint readerKnown for oneUnknown — not stated by the sourceYes
Trusted Platform Module (TPM)Known for oneUnknown — not stated by the sourceYes
Weight & dimensions5 differ
WeightDiffers2.7 kg1.81 kg
WidthDiffers381.6 mm338 mm
DepthDiffers256 mm239 mm
Height (front)Differs1.35 cm2.03 cm
Height (rear)Differs2.67 cm2.3 cm
HeightKnown for one26.7 mmUnknown — not stated by the source
Packaging contentidentical
ManualYesYes
AC adapter includedKnown for oneYesUnknown — not stated by the source
Power cord includedKnown for oneYesUnknown — not stated by the source
Other featuresidentical
Power adapter widthKnown for oneUnknown — not stated by the source40.4 cm
Power adapter depthKnown for oneUnknown — not stated by the source8.4 cm
Power adapter heightKnown for oneUnknown — not stated by the source29.5 cm
Power adapter weightKnown for oneUnknown — not stated by the source2.9 kg
Certificatesidentical
CertificationKnown for oneACPI 3.0, PSEUnknown — not stated by the source

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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