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Product comparison · 2 laptops

Lenovo Essential B50 Intel® Celeron® N2830 Laptop vs Lenovo T440p + T52DEEU

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  • 128specifications compared
  • 60differ
  • 68identical
  • 71known for one product only

Key differences

  • Display diagonal
    • 39.6 cm (15.6")
    • 35.6 cm (14")
  • Display resolution
    • 1366 x 768 pixels
    • 1600 x 900 pixels
  • Processor family
    • Intel® Celeron®
    • Intel® Core™ i5
  • Processor model
    • N2830
    • i5-4200M
  • Processor threads
    • 2
    • 4
  • Processor boost frequency
    • 2.41 GHz
    • 3.1 GHz
  • Processor frequency
    • 2.16 GHz
    • 2.5 GHz
  • Processor cache
    • 1 MB
    • 3 MB

Side by side

Differences highlightedShow differences only
199 specifications
A

Lenovo

Essential B50 Intel® Celeron® N2830 Laptop

Model B50

View product
B

Lenovo

T440p + T52DEEUView product
Designidentical
Product typeLaptopLaptop
Product colourBlackBlack
Form factorClamshellClamshell
Housing materialKnown for oneCarbon fibre, Glass fibre, Plastic
Market positioningKnown for oneBusiness
Display2 differ
Display diagonalDiffers39.6 cm (15.6")35.6 cm (14")
Display resolutionDiffers1366 x 768 pixels1600 x 900 pixels
TouchscreenNoNo
HD typeKnown for oneHD+
LED backlightYesYes
Native aspect ratio16:916:9
Display brightnessKnown for one250 cd/m²
Display surfaceKnown for oneMatt
Processor15 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Celeron®Intel® Core™ i5
Processor generationKnown for one4th gen Intel® Core™ i5
Processor modelDiffersN2830i5-4200M
Processor cores22
Processor threadsDiffers24
Processor boost frequencyDiffers2.41 GHz3.1 GHz
Processor frequencyDiffers2.16 GHz2.5 GHz
System bus rateKnown for one5 GT/s
Processor cacheDiffers1 MB3 MB
Processor cache typeDiffersL2Smart Cache
Processor socketDiffersBGA 1170PGA946
Processor lithography22 nm22 nm
Processor operating modesDiffers32-bit, 64-bit64-bit
Processor seriesDiffersIntel Celeron Processor N2000 Series for MobileIntel Core i5-4200 Mobile series
Processor codenameDiffersBay TrailHaswell
Bus typeKnown for oneDMI
FSB ParityNoNo
SteppingC0C0
Thermal Design Power (TDP)Differs7.5 W37 W
Tjunction100 °C100 °C
Maximum number of PCI Express lanesDiffers416
PCI Express configurationsDiffers1x41x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers2.03.0
ECC supported by processorNoNo
Scenario Design Power (SDP)Known for one4.5 W
Memory3 differ
Internal memoryDiffers4 GB8 GB
Internal memory typeDDR3L-SDRAMDDR3L-SDRAM
Memory clock speed1600 MHz1600 MHz
Memory form factorSO-DIMMSO-DIMM
Memory layout (slots x size)Differs1 x 4 GB1 x 8 GB
Memory slots2x SO-DIMM2x SO-DIMM
Maximum internal memoryDiffers8 GB16 GB
Maximum internal memory (64-bit)Known for one16 GB
Storage4 differ
Total storage capacityDiffers320 GB500 GB
Storage mediaHDDHDD
Number of HDDs installed11
HDD capacityDiffers320 GB500 GB
HDD interfaceKnown for oneSATA III
HDD speedDiffers5400 RPM7200 RPM
HDD sizeKnown for one2.5"
Optical drive typeDVD±RWDVD±RW
Card reader integratedYesYes
Compatible memory cardsDiffersMMC, SDMMC, SD, SDHC, SDXC
Graphics5 differ
On-board graphics cardYesYes
Discrete graphics cardDiffersNoYes
Discrete graphics card modelDiffersNot availableNVIDIA® GeForce® GT 730M
On-board graphics card familyIntel® HD GraphicsIntel® HD Graphics
On-board graphics card modelDiffersIntel® HD GraphicsIntel® HD Graphics 4600
Maximum on-board graphics card memoryKnown for one1.74 GB
On-board graphics card base frequencyDiffers313 MHz400 MHz
On-board graphics card dynamic frequency (max)Differs750 MHz1150 MHz
On-board graphics card DirectX versionKnown for one11.1
On-board graphics card IDKnown for one0x416
Number of discrete graphics cards installedKnown for one1
Number of discrete graphics cards supportedKnown for one1
Maximum resolutionKnown for one3840 x 2160 pixels
Graphics card Open GL supportKnown for oneYes
On-board graphics card burst frequencyKnown for one750 MHz
Audio1 differ
Audio systemDiffersDolby Advanced AudioDolby Advanced Audio v2
Number of built-in speakers22
Speaker powerKnown for one1 W
Built-in microphoneYesYes
Cameraidentical
Front cameraYesYes
Front camera resolution (numeric)Known for one0.3 MP
Network1 differ
Mobile network connectionKnown for oneYes
Mobile network generationKnown for one4G
2G standardsKnown for oneEdge, GPRS, GSM
3G standardsKnown for oneHSPA
4G standardKnown for oneLTE
Wi-FiYesYes
Top Wi-Fi standardKnown for oneWi-Fi 5 (802.11ac)
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)
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
BluetoothYesYes
Bluetooth versionKnown for one4.0
WWANKnown for oneInstalled
4G WiMAXKnown for oneNo
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers12
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity22
Ethernet LAN (RJ-45) ports11
HDMI ports quantityDiffers10
DisplayPorts quantity00
Mini DisplayPorts quantityKnown for one1
DVI portNoNo
VGA (D-Sub) ports quantity11
Thunderbolt ports quantity00
S/PDIF out portNoNo
Combo headphone/mic portYesYes
Docking connectorDiffersNoYes
ExpressCard slotNoNo
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
SmartCard slotDiffersNoYes
USB Sleep-and-ChargeKnown for oneYes
USB Sleep-and-Charge portsKnown for one1
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
Headphone outputsKnown for one0
Microphone inKnown for oneNo
Total number of SATA connectorsKnown for one2
Performanceidentical
Motherboard chipsetKnown for oneIntel® QM87
GPS (satellite)Known for oneYes
Keyboard2 differ
Pointing deviceDiffersTouchpadThinkPad UltraNav
Keyboard backlitKnown for oneYes
Numeric keypadDiffersYesNo
Island-style keyboardKnown for oneYes
Spill-resistant keyboardKnown for oneYes
Windows keysKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 8.1Windows 7 Professional
Operating system architecture64-bit64-bit
Processor special features15 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 Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyNoNo
Intel Enhanced Halt StateDiffersYesNo
Intel FDI TechnologyNoNo
Intel Fast Memory AccessNoNo
Intel Flex Memory AccessNoNo
Intel Identity Protection Technology versionDiffers0.001.00
Intel Rapid Storage TechnologyNoNo
Intel Secure Key Technology version1.001.00
Intel TSX-NIKnown for oneNo
Intel TSX-NI versionKnown for one0.00
Intel Trusted Execution TechnologyNoNo
Intel VT-x with Extended Page Tables (EPT)DiffersNoYes
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)NoNo
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Anti-Theft Technology (Intel® AT)DiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)NoNo
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Identity Protection Technology (Intel® IPT)DiffersNoYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Intel® My WiFi Technology (Intel® MWT)NoNo
Intel® Quick Sync Video TechnologyYesYes
Intel® Secure KeyYesYes
Intel® Smart CacheKnown for oneYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Intel® Virtualization Technology (Intel® VT)VT-xVT-x
Processor ARK IDDiffers8107176348
Processor codeDiffersSR1W4SR1HA
Processor package sizeDiffers25 x 27 mm37.5 x 37.5 x 4.7 mm
Supported instruction setsKnown for oneAVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesDiffersNoYes
Conflict-Free processorYesYes
Graphics & IMC lithographyKnown for one22 nm
Intel Smart Connect TechnologyKnown for oneYes
Intel Smart Connect Technology versionKnown for one1.00
Intel Stable Image Platform Program (SIPP)Known for oneNo
Intel Stable Image Platform Program (SIPP) versionKnown for one0.00
Battery3 differ
Battery technologyLithium-Ion (Li-Ion)Lithium-Ion (Li-Ion)
Number of battery cellsDiffers46
Battery capacityDiffers2200 mAh56 Wh
Battery life (max)Differs5 h7.2 h
Poweridentical
AC adapter powerKnown for one90 W
DC-in jackYesYes
Security1 differ
Cable lock slotDiffersNoYes
Fingerprint readerKnown for oneYes
Trusted Platform Module (TPM)Known for oneYes
Password protectionKnown for oneYes
Password protection typeKnown for oneHDD, Power on, Supervisor
Certificatesidentical
Compliance certificatesKnown for oneRoHS
CertificationKnown for oneGREENGUARD
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Gold, ENERGY STAR
Weight & dimensions3 differ
WeightDiffers2.32 kg2.16 kg
WidthDiffers380 mm335 mm
DepthDiffers262 mm229.1 mm
Height (front)Known for one2.79 cm
Height (rear)Known for one3 cm
HeightKnown for one24.7 mm
Packaging contentidentical
AC adapter includedKnown for oneYes
Power cord includedKnown for oneYes
Other featuresidentical
Intel segment taggingKnown for oneHome office, Small Business
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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