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Product comparison · 2 laptops

Lenovo IdeaPad Z50 Intel® Core™ i5 i5-4200U Laptop vs NEC LaVie S LS150/SS-J Intel® Celeron® 2957U Laptop

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  • 140specifications compared
  • 49differ
  • 91identical
  • 38known for one product only

Key differences

  • Product colour
    • Black
    • Black, White
  • Processor family
    • Intel® Core™ i5
    • Intel® Celeron®
  • Processor model
    • i5-4200U
    • 2957U
  • Processor threads
    • 4
    • 2
  • Processor frequency
    • 1.6 GHz
    • 1.4 GHz
  • Processor cache
    • 3 MB
    • 2 MB
  • Stepping
    • C0
    • D0
  • Maximum number of PCI Express lanes
    • 12
    • 10

Side by side

Differences highlightedShow differences only
178 specifications
A

Lenovo

IdeaPad Z50 Intel® Core™ i5 i5-4200U Laptop

Model Z50

View product
B

NEC

LaVie S LS150/SS-J Intel® Celeron® 2957U Laptop

Model LS150/SS-J

View product
Design1 differ
Product colourDiffersBlackBlack, White
Displayidentical
Display surfaceKnown for oneGloss
Processor9 differ
Processor familyDiffersIntel® Core™ i5Intel® Celeron®
Processor modelDiffersi5-4200U2957U
Processor threadsDiffers42
Processor frequencyDiffers1.6 GHz1.4 GHz
System bus rateKnown for one5 GT/s
Processor cacheDiffers3 MB2 MB
Processor seriesDiffersIntel Core i5-4200 Mobile seriesIntel Celeron Processor 2000 Series for Mobile
SteppingDiffersC0D0
Maximum number of PCI Express lanesDiffers1210
PCI Express configurationsDiffers1x4, 2x44x1, 1x4
Processor generationKnown for one4th gen Intel® Core™ i5
Processor boost frequencyKnown for one2.6 GHz
Memory3 differ
Internal memoryDiffers8 GB4 GB
Memory layout (slots x size)Differs2 x 4 GB1 x 4 GB
Maximum internal memoryDiffers8 GB16 GB
Maximum internal memory (64-bit)Known for one16 GB
Storage4 differ
Total storage capacityDiffers1 TB750 GB
HDD capacityDiffers1 TB750 GB
Optical drive typeDiffersDVD Super Multi DLDVD Super Multi
Compatible memory cardsDiffersMMC, SDSD, SDHC, SDXC
HDD sizeKnown for one2.5"
Graphics3 differ
Discrete graphics cardDiffersYesNo
Discrete graphics card modelDiffersNVIDIA® GeForce® GT 840MNot available
On-board graphics card modelDiffersIntel® HD Graphics 4400Intel® HD Graphics
Graphics card Open GL supportKnown for oneYes
Discrete graphics card memoryKnown for one2 GB
Maximum on-board graphics card memoryKnown for one1.74 GB
On-board graphics card DirectX versionKnown for one12
On-board graphics card IDKnown for one0xA16
Audio1 differ
Audio systemDiffersDolby Home TheaterHigh Definition Audio
Cameraidentical
Front camera resolution (numeric)Known for one0.92 MP
Network1 differ
Wi-Fi standardsDiffers802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
4G WiMAXKnown for oneNo
Ports & interfaces7 differ
USB 2.0 ports quantityDiffers21
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers12
VGA (D-Sub) ports quantityDiffers10
Headphone outputsDiffers01
Microphone inDiffersNoYes
Total number of SATA connectorsDiffers42
Number of SATA III connectorsDiffers42
eSATA/USB 2.0 ports quantityKnown for one0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0
eSATA ports quantityKnown for one0
Firewire (IEEE 1394) portsKnown for one0
Combo headphone/mic portKnown for oneYes
Performance1 differ
Motherboard chipsetDiffersIntel HM76 ExpressIntel® HM87
Keyboardidentical
Pointing deviceKnown for oneTouchpad
Island-style keyboardKnown for oneYes
Processor special features15 differ
Intel® Wireless Display (Intel® WiDi)DiffersYesNo
Intel Clear Video TechnologyDiffersNoYes
Intel Identity Protection Technology versionDiffers1.000.00
Intel Small Business Advantage (SBA) versionKnown for one0.00
Intel Smart Response Technology versionKnown for one0.00
Intel Stable Image Platform Program (SIPP)Known for oneNo
Intel Stable Image Platform Program (SIPP) versionKnown for one0.00
Intel® AES New Instructions (Intel® AES-NI)DiffersYesNo
Intel® Anti-Theft Technology (Intel® AT)DiffersYesNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)DiffersNoYes
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersYesNo
Intel® Identity Protection Technology (Intel® IPT)DiffersYesNo
Intel® InTru™ 3D TechnologyDiffersYesNo
Intel® Insider™DiffersYesNo
Intel® My WiFi Technology (Intel® MWT)DiffersYesNo
Intel® OS GuardKnown for oneNo
Intel® Small Business Advantage (Intel® SBA)Known for oneNo
Intel® Smart CacheKnown for oneYes
Intel® Smart Response TechnologyKnown for oneNo
Intel® Turbo Boost TechnologyDiffers2.0No
Processor ARK IDDiffers7545978942
Processor codeDiffersSR170SR1DV
Supported instruction setsDiffersAVX 2.0SSE4.1, SSE4.2
UARTKnown for oneYes
Poweridentical
AC adapter powerKnown for one65 W
AC adapter frequencyKnown for one50 - 60 Hz
AC adapter input voltageKnown for one100 - 240 V
Security1 differ
Cable lock slotDiffersNoYes
Weight & dimensions3 differ
WidthDiffers375 mm385.6 mm
DepthDiffers263 mm258 mm
HeightDiffers25.4 mm22.6 mm
Packaging contentidentical
Mouse includedKnown for oneYes
Power cord includedKnown for oneYes
Optical driveidentical
LightScribeKnown for oneNo
Batteryidentical
Battery technologyKnown for oneLithium-Ion (Li-Ion)
Number of battery cellsKnown for one4
Battery life (max)Known for one5 h

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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