Product comparison · 2 laptops

Lenovo IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop vs Lenovo T440p + 70A29002E

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  • 132specifications compared
  • 38differ
  • 94identical
  • 49known for one product only

Key differences

  • Product colour
    • IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:Grey
    • T440p + 70A29002E:Black
  • Display resolution
    • IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:1366 x 768 pixels
    • T440p + 70A29002E:1600 x 900 pixels
  • Processor family
    • IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:Intel® Core™ i5
    • T440p + 70A29002E:Intel® Core™ i7
  • Processor generation
    • IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:4th gen Intel® Core™ i5
    • T440p + 70A29002E:4th gen Intel® Core™ i7
  • Processor model
    • IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:i5-4200M
    • T440p + 70A29002E:i7-4700MQ
  • Processor cores
    • IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:2
    • T440p + 70A29002E:4
  • Processor threads
    • IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:4
    • T440p + 70A29002E:8
  • Processor boost frequency
    • IdeaPad B4400 Intel® Core™ i5 i5-4200M Laptop:3.1 GHz
    • T440p + 70A29002E:3.4 GHz

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Differences highlightedShow differences only (off)
Comparison of B4400, T440p + 70A29002E
181 specifications
Design1 differ
Product typeLaptopLaptop
Product colourDiffersGreyBlack
Form factorClamshellClamshell
Housing materialKnown for oneUnknown — not stated by the sourceCarbon fibre, Glass fibre, Plastic
Market positioningBusinessBusiness
Display1 differ
Display diagonal35.6 cm (14")35.6 cm (14")
Display resolutionDiffers1366 x 768 pixels1600 x 900 pixels
TouchscreenNoNo
HD typeKnown for oneUnknown — not stated by the sourceHD+
LED backlightYesYes
Native aspect ratio16:916:9
Display brightnessKnown for oneUnknown — not stated by the source250 cd/m²
Processor11 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Core™ i5Intel® Core™ i7
Processor generationDiffers4th gen Intel® Core™ i54th gen Intel® Core™ i7
Processor modelDiffersi5-4200Mi7-4700MQ
Processor coresDiffers24
Processor threadsDiffers48
Processor boost frequencyDiffers3.1 GHz3.4 GHz
Processor frequencyDiffers2.5 GHz2.4 GHz
Processor cacheDiffers3 MB6 MB
Processor cache typeSmart CacheSmart Cache
Processor socketPGA946PGA946
Processor lithography22 nm22 nm
Processor operating modes64-bit64-bit
Processor seriesDiffersIntel Core i5-4200 Mobile seriesIntel Core i7-4700 Mobile series
Processor codenameHaswellHaswell
Bus typeDiffersDMIDMI2
FSB ParityNoNo
SteppingC0C0
Thermal Design Power (TDP)Differs37 W47 W
Tjunction100 °C100 °C
Maximum number of PCI Express lanes1616
PCI Express configurations1x16, 2x8, 1x8+2x41x16, 2x8, 1x8+2x4
PCI Express slots version3.03.0
ECC supported by processorNoNo
System bus rateKnown for one5 GT/sUnknown — not stated by the source
Memory3 differ
Internal memoryDiffers2 GB8 GB
Internal memory typeDiffersDDR3-SDRAMDDR3L-SDRAM
Memory clock speed1600 MHz1600 MHz
Memory form factorKnown for oneUnknown — not stated by the sourceSO-DIMM
Memory layout (slots x size)Differs1 x 2 GB1 x 8 GB
Memory slotsKnown for oneUnknown — not stated by the source2x SO-DIMM
Maximum internal memoryKnown for oneUnknown — not stated by the source16 GB
Maximum internal memory (64-bit)Known for oneUnknown — not stated by the source16 GB
Storage2 differ
Total storage capacity500 GB500 GB
Storage mediaHDDHDD
Number of HDDs installed11
HDD capacity500 GB500 GB
HDD interfaceKnown for oneUnknown — not stated by the sourceSATA III
HDD speedDiffers5400 RPM7200 RPM
HDD sizeKnown for oneUnknown — not stated by the source2.5"
Optical drive typeDiffersDVD Super MultiDVD±RW
Card reader integratedYesYes
Compatible memory cardsMMC, SD, SDHC, SDXCMMC, SD, SDHC, SDXC
Graphics1 differ
On-board graphics cardYesYes
Discrete graphics cardYesYes
Discrete graphics card modelDiffersNVIDIA® GeForce® GT 710MNVIDIA® GeForce® GT 730M
On-board graphics card familyIntel® HD GraphicsIntel® HD Graphics
On-board graphics card modelIntel® HD Graphics 4600Intel® HD Graphics 4600
Maximum on-board graphics card memory1.74 GB1.74 GB
On-board graphics card base frequency400 MHz400 MHz
On-board graphics card dynamic frequency (max)1150 MHz1150 MHz
On-board graphics card DirectX version11.111.1
On-board graphics card ID0x4160x416
Number of discrete graphics cards installedKnown for oneUnknown — not stated by the source1
Number of discrete graphics cards supportedKnown for oneUnknown — not stated by the source1
Maximum resolutionKnown for oneUnknown — not stated by the source3840 x 2160 pixels
Graphics card Open GL supportKnown for oneUnknown — not stated by the sourceYes
Audio1 differ
Audio systemDiffersHDDolby Advanced Audio v2
Number of built-in speakers22
Speaker powerKnown for oneUnknown — not stated by the source1 W
Built-in microphoneYesYes
Cameraidentical
Front cameraYesYes
Front camera resolutionKnown for one1280 x 720 pixelsUnknown — not stated by the source
Network1 differ
Mobile network connectionKnown for oneUnknown — not stated by the sourceYes
Mobile network generationKnown for oneUnknown — not stated by the source3G
2G standardsKnown for oneUnknown — not stated by the sourceEdge, GPRS, GSM
3G standardsKnown for oneUnknown — not stated by the sourceHSPA+
Wi-FiYesYes
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 version4.04.0
WWANKnown for oneUnknown — not stated by the sourceInstalled
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 oneUnknown — not stated by the source1
DVI portNoNo
VGA (D-Sub) ports quantityDiffers01
Thunderbolt ports quantity00
S/PDIF out portNoNo
Combo headphone/mic portYesYes
Docking connectorDiffersNoYes
ExpressCard slotKnown for oneUnknown — not stated by the sourceNo
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
SmartCard slotKnown for oneUnknown — not stated by the sourceYes
USB Sleep-and-ChargeKnown for oneUnknown — not stated by the sourceYes
USB Sleep-and-Charge portsKnown for oneUnknown — not stated by the source1
Headphone outputsKnown for one0Unknown — not stated by the source
Microphone inKnown for oneNoUnknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffersIntel® HM86Intel® QM87
GPS (satellite)Known for oneUnknown — not stated by the sourceYes
Keyboard1 differ
Pointing deviceDiffersTouchpadThinkPad UltraNav
Keyboard backlitKnown for oneUnknown — not stated by the sourceYes
Numeric keypadNoNo
Island-style keyboardKnown for oneUnknown — not stated by the sourceYes
Spill-resistant keyboardKnown for oneUnknown — not stated by the sourceYes
Windows keysKnown for oneUnknown — not stated by the sourceYes
Software1 differ
Operating system installedDiffersFreeDOSWindows 7 Professional
Operating system architectureKnown for oneUnknown — not stated by the source64-bit
Processor special features6 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 StateDiffersNoYes
Intel FDI TechnologyDiffersNoYes
Intel Fast Memory AccessNoNo
Intel Flex Memory AccessNoNo
Intel Identity Protection Technology version1.001.00
Intel Rapid Storage TechnologyNoNo
Intel Secure Key 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)NoNo
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Anti-Theft Technology (Intel® AT)YesYes
Intel® Clear Video HD Technology (Intel® CVT HD)YesYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)NoNo
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Identity Protection Technology (Intel® IPT)YesYes
Intel® InTru™ 3D TechnologyYesYes
Intel® Insider™YesYes
Intel® My WiFi Technology (Intel® MWT)DiffersNoYes
Intel® Quick Sync Video TechnologyYesYes
Intel® Secure KeyYesYes
Intel® Smart CacheYesYes
Intel® Turbo Boost Technology2.02.0
Intel® Virtualization Technology (Intel® VT)Known for oneUnknown — not stated by the sourceVT-x
Processor ARK IDDiffers7634875117
Processor codeDiffersSR1HASR15H
Processor package sizeDiffers37.5 x 37.5 x 4.7 mm37.5 x 32 x 1.6 mm
Supported instruction setsAVX 2.0, SSE4.1, SSE4.2AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesYesYes
Conflict-Free processorYesYes
Battery2 differ
Battery technologyLithium-Ion (Li-Ion)Lithium-Ion (Li-Ion)
Number of battery cellsDiffers69
Battery capacityKnown for oneUnknown — not stated by the source99.9 Wh
Battery life (max)Differs6.5 h12.7 h
Poweridentical
AC adapter powerKnown for oneUnknown — not stated by the source135 W
DC-in jackYesYes
Security1 differ
Cable lock slotDiffersNoYes
Fingerprint readerKnown for oneUnknown — not stated by the sourceYes
Trusted Platform Module (TPM)Known for oneUnknown — not stated by the sourceYes
Password protectionKnown for oneUnknown — not stated by the sourceYes
Password protection typeKnown for oneUnknown — not stated by the sourceHDD, Power on, Supervisor
Certificatesidentical
Compliance certificatesKnown for oneUnknown — not stated by the sourceRoHS
CertificationKnown for oneUnknown — not stated by the sourceGREENGUARD
Sustainabilityidentical
Sustainability certificatesKnown for oneUnknown — not stated by the sourceEPEAT Gold, ENERGY STAR
Weight & dimensions1 differ
WeightDiffers2.2 kg2.31 kg
WidthKnown for oneUnknown — not stated by the source335 mm
DepthKnown for oneUnknown — not stated by the source229.1 mm
Height (front)Known for oneUnknown — not stated by the source2.79 cm
Height (rear)Known for oneUnknown — not stated by the source3 cm
Packaging contentidentical
AC adapter includedYesYes
Power cord includedYesYes
Other featuresidentical
Intel segment taggingKnown for oneUnknown — not stated by the sourceHome office, Small Business

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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