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Product comparison · 2 laptops

Lenovo ThinkPad G50-70MA-CTW Intel® Celeron® 2957U Laptop vs Lenovo Erazer Z50-70AP-ITH Intel® Core™ i3 i3-4030U Laptop

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  • 125specifications compared
  • 32differ
  • 93identical
  • 50known for one product only

Key differences

  • Product colour
    • Silver
    • Black
  • Display resolution
    • 1366 x 768 pixels
    • 1920 x 1080 pixels
  • Processor family
    • Intel® Celeron®
    • Intel® Core™ i3
  • Processor model
    • 2957U
    • i3-4030U
  • Processor threads
    • 2
    • 4
  • Processor frequency
    • 1.4 GHz
    • 1.9 GHz
  • Processor cache
    • 2 MB
    • 3 MB
  • Maximum number of PCI Express lanes
    • 10
    • 12

Side by side

Differences highlightedShow differences only
175 specifications
A

Lenovo

ThinkPad G50-70MA-CTW Intel® Celeron® 2957U Laptop

Model G50-70MA-CTW

View product
B

Lenovo

Erazer Z50-70AP-ITH Intel® Core™ i3 i3-4030U Laptop

Model Z50-70AP-ITH

View product
Design1 differ
Product typeLaptopLaptop
Product colourDiffersSilverBlack
Form factorClamshellClamshell
Display1 differ
Display diagonal39.6 cm (15.6")39.6 cm (15.6")
Display resolutionDiffers1366 x 768 pixels1920 x 1080 pixels
TouchscreenNoNo
HD typeKnown for oneFull HD
LED backlightYesYes
Native aspect ratio16:916:9
Processor8 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Celeron®Intel® Core™ i3
Processor generationKnown for one4th gen Intel® Core™ i3
Processor modelDiffers2957Ui3-4030U
Processor cores22
Processor threadsDiffers24
Processor frequencyDiffers1.4 GHz1.9 GHz
System bus rate5 GT/s5 GT/s
Processor cacheDiffers2 MB3 MB
Processor cache typeSmart CacheSmart Cache
Processor socketBGA 1168BGA 1168
Processor lithography22 nm22 nm
Processor operating modes64-bit64-bit
Processor seriesDiffersIntel Celeron Processor 2000 Series for MobileIntel® Core™ i3-4000 Mobile Series
Processor codenameHaswellHaswell
Bus typeDMI2DMI2
FSB ParityNoNo
SteppingD0D0
Thermal Design Power (TDP)15 W15 W
Tjunction100 °C100 °C
Maximum number of PCI Express lanesDiffers1012
PCI Express configurationsDiffers4x1, 1x44x1, 2x4
PCI Express slots version2.02.0
ECC supported by processorNoNo
Memory1 differ
Internal memory4 GB4 GB
Internal memory typeDiffersDDR3-SDRAMDDR3L-SDRAM
Memory clock speed1600 MHz1600 MHz
Memory form factorKnown for oneSO-DIMM
Memory layout (slots x size)Known for one1 x 4 GB
Memory slotsKnown for one2x SO-DIMM
Maximum internal memory16 GB16 GB
Maximum internal memory (64-bit)Known for one16 GB
Storageidentical
Total storage capacity500 GB500 GB
Storage mediaHDDHDD
Number of HDDs installed11
HDD capacity500 GB500 GB
HDD speedKnown for one5400 RPM
Number of SSDs installedKnown for one0
Optical drive typeKnown for oneDVD Super Multi
Card reader integratedYesYes
Compatible memory cardsKnown for oneMMC, SD
Graphics2 differ
On-board graphics cardYesYes
Discrete graphics cardYesYes
Discrete graphics card modelDiffersNVIDIA® GeForce® 820MNVIDIA® GeForce® GT 840M
Discrete graphics card memory2 GB2 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 one2 GB
On-board graphics card base frequency200 MHz200 MHz
On-board graphics card dynamic frequency (max)1000 MHz1000 MHz
On-board graphics card DirectX versionKnown for one12
On-board graphics card IDKnown for one0xA16
Audioidentical
Number of built-in speakersKnown for one2
Built-in subwooferKnown for oneNo
Built-in microphoneYesYes
Cameraidentical
Front cameraYesYes
Front camera resolutionKnown for one1280 x 720 pixels
Optical driveidentical
LightScribeNoNo
Network1 differ
Wi-FiYesYes
Wi-Fi standards802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANYesYes
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
BluetoothDiffersNoYes
Bluetooth versionKnown for one4.0
Ports & interfaces2 differ
USB 2.0 ports quantityKnown for one2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one1
Micro-USB 2.0 ports quantityKnown for one0
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
Ethernet LAN (RJ-45) ports11
HDMI ports quantity11
DisplayPorts quantity00
DVI portNoNo
VGA (D-Sub) ports quantity11
Firewire (IEEE 1394) portsKnown for one0
Thunderbolt ports quantity00
Thunderbolt 2 ports quantityKnown for one0
Headphone outputsKnown for one0
S/PDIF out portNoNo
Combo headphone/mic portKnown for oneYes
Microphone inKnown for oneNo
Docking connectorKnown for oneNo
ExpressCard slotNoNo
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
SmartCard slotNoNo
Total number of SATA connectorsDiffers24
Number of SATA III connectorsDiffers24
Keyboardidentical
Numeric keypadYesYes
Island-style keyboardKnown for oneYes
Windows keysYesYes
Softwareidentical
Operating system installedWindows 8Windows 8
Operating system architectureKnown for one64-bit
Processor special features15 differ
Intel® Wireless Display (Intel® WiDi)DiffersNoYes
CPU configuration (max)11
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyDiffersYesNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyNoNo
Intel Enhanced Halt StateYesYes
Intel FDI TechnologyNoNo
Intel Fast Memory AccessNoNo
Intel Flex Memory AccessNoNo
Intel Identity Protection Technology versionDiffers0.001.00
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)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Anti-Theft Technology (Intel® AT)DiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)YesYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)DiffersYesNo
Intel® High Definition Audio (Intel® HD Audio)YesYes
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Identity Protection Technology (Intel® IPT)DiffersNoYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Intel® Matrix Storage Technology (Intel® MST)NoNo
Intel® My WiFi Technology (Intel® MWT)NoNo
Intel® Quick Sync Video TechnologyYesYes
Intel® Secure KeyYesYes
Intel® Smart CacheYesYes
Intel® Turbo Boost TechnologyNoNo
Intel® Virtualization Technology (Intel® VT)DiffersVT-xVT-d, VT-x
Processor ARK IDDiffers7894281018
Processor codeDiffersSR1DVSR1EN
Processor package size40 x 24 x 1.5 mm40 x 24 x 1.5 mm
Supported instruction setsDiffersSSE4.1, SSE4.2AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesYesYes
UARTYesYes
Conflict-Free processorYesYes
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® OS GuardKnown for oneNo
Intel® Small Business Advantage (Intel® SBA)Known for oneNo
Intel® Smart Response TechnologyKnown for oneNo
Batteryidentical
Battery technologyKnown for oneLithium
Poweridentical
AC adapter frequencyKnown for one50 - 60 Hz
AC adapter input voltageKnown for one100 - 240 V
DC-in jackYesYes
Security1 differ
Cable lock slotDiffersNoYes
Cable lock slot typeKnown for oneKensington
Weight & dimensionsidentical
Width384 mm384 mm
Depth265 mm265 mm
Height25 mm25 mm
WeightKnown for one2.5 kg
Packaging contentidentical
Mouse includedKnown for oneNo
AC adapter includedKnown for oneYes
Cables includedKnown for oneAC
ManualKnown for oneYes
Remote control includedKnown 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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