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Product comparison · 2 laptops

Lenovo G40-70AT-IFI(U) Intel® Core™ i5 i5-4258U Laptop vs Lenovo Erazer Z50-70AP-ISE Intel® Core™ i7 i7-4510U Laptop

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  • 116specifications compared
  • 28differ
  • 88identical
  • 24known for one product only

Key differences

  • Product colour
    • Black
    • White
  • Display diagonal
    • 35.6 cm (14")
    • 39.6 cm (15.6")
  • HD type
    • Not supported
    • Full HD
  • Processor family
    • Intel® Core™ i5
    • Intel® Core™ i7
  • Processor generation
    • 4th gen Intel® Core™ i5
    • 4th gen Intel® Core™ i7
  • Processor model
    • i5-4258U
    • i7-4510U
  • Processor boost frequency
    • 2.9 GHz
    • 3.1 GHz
  • Processor frequency
    • 2.4 GHz
    • 2 GHz

Side by side

Differences highlightedShow differences only
140 specifications
A

Lenovo

G40-70AT-IFI(U) Intel® Core™ i5 i5-4258U Laptop

Model G40-70AT-IFI(U)

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B

Lenovo

Erazer Z50-70AP-ISE Intel® Core™ i7 i7-4510U Laptop

Model Z50-70AP-ISE

View product
Design1 differ
Product colourDiffersBlackWhite
Display2 differ
Display diagonalDiffers35.6 cm (14")39.6 cm (15.6")
HD typeDiffersNot supportedFull HD
Display resolutionKnown for one1920 x 1080 pixels
Native aspect ratioKnown for one16:9
Processor10 differ
Processor familyDiffersIntel® Core™ i5Intel® Core™ i7
Processor generationDiffers4th gen Intel® Core™ i54th gen Intel® Core™ i7
Processor modelDiffersi5-4258Ui7-4510U
Processor boost frequencyDiffers2.9 GHz3.1 GHz
Processor frequencyDiffers2.4 GHz2 GHz
Processor cacheDiffers3 MB4 MB
Processor seriesDiffersIntel Core i5-4200 Mobile seriesIntel Core i7-4500 Mobile series
SteppingDiffersC0D0
Thermal Design Power (TDP)Differs28 W15 W
PCI Express configurationsDiffers1x4, 2x44x1, 2x4
System bus rateKnown for one5 GT/s
Memoryidentical
Maximum internal memory (64-bit)Known for one16 GB
Storage2 differ
Total storage capacityDiffers500 GB1 TB
HDD capacityDiffers500 GB1 TB
Optical drive typeKnown for oneDVD Super Multi
Graphics6 differ
Discrete graphics card modelDiffersAMD Radeon R5 M230NVIDIA® GeForce® 840M
Discrete graphics card memoryDiffers2 GB4 GB
Discrete graphics memory typeKnown for oneGDDR3
On-board graphics card familyDiffersIntel® Iris™ GraphicsIntel® HD Graphics
On-board graphics card modelDiffersIntel® Iris™ Graphics 5100Intel® HD Graphics 4400
On-board graphics card DirectX versionDiffers11.111.2/12
On-board graphics card IDDiffers0xA2E0xA16
On-board graphics card OpenGL versionKnown for one4.3
Number of discrete graphics cards installedKnown for one1
Cameraidentical
Front camera resolution (numeric)Known for one30 MP
Network1 differ
Ethernet LANDiffersYesNo
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one1
Ethernet LAN (RJ-45) portsKnown for one1
S/PDIF out portKnown for oneNo
Combo headphone/mic portKnown for oneYes
Microphone inKnown for oneNo
Total number of SATA connectorsKnown for one4
DisplayPorts quantityKnown for one0
Thunderbolt ports quantityKnown for one0
Headphone outputsKnown for one1
Keyboardidentical
Pointing deviceKnown for oneTouchpad
Softwareidentical
Operating system architectureKnown for one64-bit
Processor special features5 differ
Intel FDI TechnologyDiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Intel® Matrix Storage Technology (Intel® MST)Known for oneNo
Intel® My WiFi Technology (Intel® MWT)DiffersYesNo
Processor ARK IDDiffers7599081015
Processor codeDiffersSR18ASR1EB
Intel® Smart CacheKnown for oneYes
Security1 differ
Cable lock slotDiffersYesNo
Optical driveidentical
LightScribeKnown for oneNo

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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