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Product comparison · 2 laptops

Lenovo Essential B590G Intel® Pentium® 2020M Laptop vs Lenovo ThinkPad T440

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  • 114specifications compared
  • 56differ
  • 58identical
  • 95known for one product only

Key differences

  • Product colour
    • Brown
    • Black
  • Display diagonal
    • 39.6 cm (15.6")
    • 35.6 cm (14")
  • Display resolution
    • 1366 x 768 pixels
    • 1600 x 900 pixels
  • Processor family
    • Intel® Pentium®
    • Intel® Core™ i5
  • Processor model
    • 2020M
    • i5-4300U
  • Processor threads
    • 2
    • 4
  • Processor frequency
    • 2.4 GHz
    • 1.9 GHz
  • Processor cache
    • 2 MB
    • 3 MB

Side by side

Differences highlightedShow differences only
209 specifications
A

Lenovo

Essential B590G Intel® Pentium® 2020M Laptop

Model B590G

View product
B

Lenovo

ThinkPad T440View product
Design1 differ
Product colourDiffersBrownBlack
Display2 differ
Display diagonalDiffers39.6 cm (15.6")35.6 cm (14")
Display resolutionDiffers1366 x 768 pixels1600 x 900 pixels
Touchscreen typeKnown for oneCapacitive
HD typeKnown for oneHD+
Touch technologyKnown for oneMulti-touch
LED backlightKnown for oneYes
Display brightnessKnown for one250 cd/m²
Contrast ratio (typical)Known for one400:1
Processor14 differ
Processor familyDiffersIntel® Pentium®Intel® Core™ i5
Processor generationKnown for one4th gen Intel® Core™ i5
Processor modelDiffers2020Mi5-4300U
Processor threadsDiffers24
Processor boost frequencyKnown for one2.9 GHz
Processor frequencyDiffers2.4 GHz1.9 GHz
Processor cacheDiffers2 MB3 MB
Processor socketDiffersPGA988BGA 1168
Processor seriesDiffersIntel Pentium 2000 series for MobileIntel Core i5-4300 Mobile series
Processor codenameDiffersIvy BridgeHaswell
Bus typeDiffersDMIDMI2
SteppingDiffersL1D0
Thermal Design Power (TDP)Differs35 W15 W
TjunctionDiffers90 °C100 °C
Maximum number of PCI Express lanesDiffers1612
PCI Express configurationsDiffers1x16, 2x8, 1x8+2x44x1, 2x4
CPU multiplier (bus/core ratio)Known for one24
Memory1 differ
Internal memoryDiffers2 GB4 GB
Memory clock speedKnown for one1600 MHz
Memory form factorKnown for oneSO-DIMM
Memory layout (slots x size)Known for one1 x 4 GB
Memory slotsKnown for one1x SO-DIMM
Maximum internal memoryKnown for one8 GB
Maximum internal memory (64-bit)Known for one8 GB
Storage3 differ
Total storage capacityDiffers500 GB516 GB
Storage mediaDiffersHDDHDD+SSD
HDD interfaceDiffersSATASATA III
HDD speedKnown for one7200 RPM
HDD sizeKnown for one2.5"
Number of SSDs installedKnown for one1
SSD capacityKnown for one16 GB
SSD interfaceKnown for oneSATA III
Compatible memory cardsKnown for oneMMC, SD, SDHC, SDXC
Optical drive typeKnown for oneDVD±RW
Graphics2 differ
On-board graphics card modelDiffersIntel® HD GraphicsIntel® HD Graphics 4400
Maximum on-board graphics card memoryKnown for one1.74 GB
On-board graphics card base frequencyDiffers650 MHz200 MHz
On-board graphics card DirectX versionKnown for one12
On-board graphics card IDKnown for one0xA16
Audioidentical
Audio systemKnown for oneHigh Definition Audio
Speaker powerKnown for one1 W
Cameraidentical
Front camera resolution (numeric)Known for one0.3 MP
Networkidentical
Top Wi-Fi standardKnown for oneWi-Fi 5 (802.11ac)
Wi-Fi standardsKnown for oneWi-Fi 5 (802.11ac)
Bluetooth versionKnown for one4.0
Data networkKnown for oneNot supported
4G WiMAXKnown for oneNo
Integrated 4G WiMAXKnown for oneNo
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers20
HDMI ports quantityDiffers10
Mini DisplayPorts quantityKnown for one1
Mini DisplayPort/Thunderbolt combo portKnown for oneNo
Thunderbolt 2 ports quantityKnown for one0
Mini HDMI ports quantityKnown for one0
Micro HDMI ports quantityKnown for one0
LAN/VGA combo portKnown for oneNo
Mini VGA ports quantityKnown for one0
Headphone outputsKnown for one0
Combo headphone/mic portKnown for oneYes
Line-inKnown for oneNo
Microphone inKnown for oneNo
Docking connectorDiffersNoYes
ExpressCard slotKnown for oneNo
CardBus PCMCIA slots quantityKnown for one0
CardBus PCMCIA slot typeKnown for oneNo
SmartCard slotKnown for oneNo
TV-outKnown for oneNo
Serial ports quantityKnown for one0
Total number of SATA connectorsKnown for one4
Number of SATA III connectorsKnown for one4
USB Sleep-and-ChargeKnown for oneYes
USB Sleep-and-Charge portsKnown for one1
Performanceidentical
Motherboard chipsetKnown for oneSiS M672
Keyboard1 differ
Pointing deviceKnown for oneThinkPad UltraNav
Keyboard backlitKnown for oneYes
Numeric keypadDiffersYesNo
Spill-resistant keyboardKnown for oneYes
Software1 differ
Operating system installedDiffersFreeDOSWindows 8 Pro
Operating system architectureKnown for one64-bit
Processor special features22 differ
Intel® Wireless Display (Intel® WiDi)DiffersNoYes
Embedded options availableDiffersNoYes
Intel Active Management Technology versionKnown for one9.5
Intel Dual Display Capable TechnologyDiffersYesNo
Intel FDI TechnologyDiffersYesNo
Intel Fast Memory AccessDiffersYesNo
Intel Flex Memory AccessDiffersYesNo
Intel Identity Protection Technology versionKnown for one1.00
Intel ME Firmware VersionKnown for one9.5
Intel Rapid Storage TechnologyDiffersNoYes
Intel Secure Key Technology versionKnown for one1.00
Intel Small Business Advantage (SBA) versionKnown for one1.00
Intel Smart Connect TechnologyKnown for oneYes
Intel Smart Connect Technology versionKnown for one1.00
Intel Smart Response Technology versionKnown for one1.00
Intel Stable Image Platform Program (SIPP)Known for oneYes
Intel Stable Image Platform Program (SIPP) versionKnown for one1.00
Intel TSX-NIKnown for oneNo
Intel TSX-NI versionKnown for one0.00
Intel Trusted Execution TechnologyDiffersNoYes
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)DiffersNoYes
Intel® High Definition Audio (Intel® HD Audio)Known for oneYes
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Intel® Matrix Storage Technology (Intel® MST)Known for oneNo
Intel® My WiFi Technology (Intel® MWT)DiffersYesNo
Intel® Quick Sync Video TechnologyDiffersNoYes
Intel® Rapid Start TechnologyKnown for oneYes
Intel® Secure KeyKnown for oneYes
Intel® Small Business Advantage (Intel® SBA)Known for oneYes
Intel® Smart Response TechnologyKnown for oneYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers7114276308
Processor codeDiffersSR0U1SR1ED
Processor package sizeDiffers37.5 x 37.5 (rPGA988B)40 x 24 x 1.5 mm
Supported instruction setsDiffersSSE4.1, SSE4.2AVX 2.0, SSE4.1, SSE4.2
UARTKnown for oneYes
Graphics & IMC lithographyKnown for one22 nm
Battery1 differ
Number of battery cellsKnown for one3+3
Battery life (max)Differs6 h8.6 h
Poweridentical
AC adapter powerKnown for one45 W
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
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Gold, ENERGY STAR
Weight & dimensions4 differ
WeightDiffers2.5 kg1.68 kg
WidthDiffers378 mm339 mm
DepthDiffers252 mm232.5 mm
HeightDiffers33.4 mm21 mm
Packaging contentidentical
Power cord includedKnown for oneYes
ManualKnown for oneYes
Other featuresidentical
3DKnown for oneNo
Intel segment taggingKnown for oneHome office, Small Business
64-bit computingKnown for oneYes
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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