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Product comparison · 2 laptops

NEC LaVie L LL750SS Intel® Core™ i7 i7-4700MQ Laptop vs NEC LaVie Z LZ750NS Intel® Core™ i7 i7-4500U Laptop

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  • 145specifications compared
  • 47differ
  • 98identical
  • 32known for one product only

Key differences

  • Display diagonal
    • 39.6 cm (15.6")
    • 33.8 cm (13.3")
  • Display resolution
    • 1366 x 768 pixels
    • 2560 x 1440 pixels
  • Touchscreen
    • Yes
    • No
  • Processor model
    • i7-4700MQ
    • i7-4500U
  • Processor cores
    • 4
    • 2
  • Processor threads
    • 8
    • 4
  • Processor boost frequency
    • 3.4 GHz
    • 3 GHz
  • Processor frequency
    • 2.4 GHz
    • 1.8 GHz

Side by side

Differences highlightedShow differences only
177 specifications
A

NEC

LaVie L LL750SS Intel® Core™ i7 i7-4700MQ Laptop

Model LL750SS

View product
B

NEC

LaVie Z LZ750NS Intel® Core™ i7 i7-4500U Laptop

Model LZ750NS

View product
Display3 differ
Display diagonalDiffers39.6 cm (15.6")33.8 cm (13.3")
Display resolutionDiffers1366 x 768 pixels2560 x 1440 pixels
TouchscreenDiffersYesNo
Touchscreen typeKnown for oneCapacitive
Touch technologyKnown for oneMulti-touch
Processor12 differ
Processor modelDiffersi7-4700MQi7-4500U
Processor coresDiffers42
Processor threadsDiffers84
Processor boost frequencyDiffers3.4 GHz3 GHz
Processor frequencyDiffers2.4 GHz1.8 GHz
Processor cacheDiffers6 MB4 MB
Processor socketDiffersPGA946BGA 1168
Processor seriesDiffersIntel Core i7-4700 Mobile seriesIntel Core i7-4500 Mobile series
Thermal Design Power (TDP)Differs47 W15 W
Maximum number of PCI Express lanesDiffers1612
PCI Express configurationsDiffers1x16, 2x8, 1x8+2x42x4
PCI Express slots versionDiffers3.02.0
Memory3 differ
Internal memoryDiffers8 GB4 GB
Memory form factorDiffersSO-DIMMOn-board
Memory layout (slots x size)Known for one1 x 8 GB
Memory slotsKnown for one2x SO-DIMM
Maximum internal memoryDiffers16 GB4 GB
Maximum internal memory (64-bit)Known for one16 GB
Storage3 differ
Total storage capacityDiffers1 TB256 GB
Storage mediaDiffersHybrid-HDDSSD
Number of HDDs installedKnown for one1
HDD interfaceKnown for oneSATA
HDD speedKnown for one5400 RPM
Hybrid-HDD cache typeKnown for oneFlash
Hybrid-HDD capacityKnown for one1 TB
Optical drive typeDiffersBlu-Ray DVD ComboNo
Number of SSDs installedKnown for one1
SSD capacityKnown for one256 GB
SSD interfaceKnown for oneSATA
Graphics5 differ
On-board graphics card modelDiffersIntel® HD Graphics 4600Intel® HD Graphics 4400
On-board graphics card base frequencyDiffers400 MHz200 MHz
On-board graphics card dynamic frequency (max)Differs1150 MHz1100 MHz
On-board graphics card DirectX versionDiffers11.112
On-board graphics card IDDiffers0x4160xA16
Maximum graphics card memoryKnown for one1.792 GB
Maximum resolutionKnown for one1920 x 1080 pixels
Audio2 differ
Speakers manufacturerDiffersYAMAHAWaves
Speaker powerDiffers2 W1 W
Audio systemKnown for oneHigh Definition Audio, MaxxVolume SD
Network1 differ
Ethernet LANDiffersYesNo
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Ports & interfaces2 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers52
Ethernet LAN (RJ-45) portsDiffers10
Headphone outputsKnown for one1
Microphone inKnown for oneYes
Total number of SATA connectorsKnown for one4
Number of SATA III connectorsKnown for one4
USB Sleep-and-Charge portsKnown for one1
Performanceidentical
Motherboard chipsetKnown for oneIntel® HM87
Keyboard1 differ
Numeric keypadDiffersYesNo
Processor special features4 differ
Intel Rapid Storage TechnologyDiffersNoYes
Intel® Smart CacheKnown for oneYes
Processor ARK IDDiffers7511775460
Processor codeDiffersSR15HSR16Z
Processor package sizeDiffers37.5 x 32 x 1.6 mm40 x 24 x 1.5 mm
Intel ME Firmware VersionKnown for one9.5
Intel Smart Connect TechnologyKnown for oneYes
Intel Smart Connect Technology versionKnown for one1.00
Intel® High Definition Audio (Intel® HD Audio)Known for oneYes
Intel® Matrix Storage Technology (Intel® MST)Known for oneYes
Battery3 differ
Battery technologyDiffersLithium-Ion (Li-Ion)Lithium Polymer (LiPo)
Battery life (max)Differs6.9 h9.2 h
Battery recharge timeDiffers4.5 h3 h
Weight & dimensions4 differ
WeightDiffers3.1 kg795 g
WidthDiffers382 mm319 mm
DepthDiffers270 mm217 mm
HeightDiffers33.1 mm14.9 mm
Packaging contentidentical
Mouse includedKnown for oneYes
Power cord includedKnown for oneYes
Other features4 differ
Power adapter widthDiffers13.3 cm9.4 cm
Power adapter depthDiffers5.95 cm4.1 cm
Power adapter heightDiffers3.16 cm3 cm
Power adapter weightDiffers400 g192 g
Optical driveidentical
LightScribeKnown for oneNo

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