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Product comparison · 2 laptops

Lenovo Essential B40-45 AMD E E1-6010 Laptop vs Lenovo N21 Intel® Celeron® N2840 Chromebook

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  • 55specifications compared
  • 21differ
  • 34identical
  • 103known for one product only

Key differences

  • Product type
    • Laptop
    • Chromebook
  • Display diagonal
    • 35.6 cm (14")
    • 29.5 cm (11.6")
  • Processor manufacturer
    • AMD
    • Intel
  • Processor family
    • AMD E
    • Intel® Celeron®
  • Processor model
    • E1-6010
    • N2840
  • Processor frequency
    • 1.35 GHz
    • 2.16 GHz
  • Processor socket
    • Socket FT3b
    • BGA 1170
  • Maximum internal memory
    • 8 GB
    • 4 GB

Side by side

Differences highlightedShow differences only
158 specifications
A

Lenovo

Essential B40-45 AMD E E1-6010 Laptop

Model B40-45

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B

Lenovo

N21 Intel® Celeron® N2840 Chromebook

Model N21

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Design1 differ
Product typeDiffersLaptopChromebook
Market positioningKnown for oneBusiness
Display1 differ
Display diagonalDiffers35.6 cm (14")29.5 cm (11.6")
HD typeKnown for oneHD
Display surfaceKnown for oneMatt
Processor5 differ
Processor manufacturerDiffersAMDIntel
Processor familyDiffersAMD EIntel® Celeron®
Processor modelDiffersE1-6010N2840
Processor boost frequencyKnown for one2.58 GHz
Processor frequencyDiffers1.35 GHz2.16 GHz
Processor socketDiffersSocket FT3bBGA 1170
Processor lithographyKnown for one22 nm
Processor operating modesKnown for one32-bit, 64-bit
Processor seriesKnown for oneIntel Celeron Processor N2000 Series for Mobile
Processor codenameKnown for oneBay Trail
FSB ParityKnown for oneNo
SteppingKnown for oneC0
Thermal Design Power (TDP)Known for one7.5 W
Scenario Design Power (SDP)Known for one4.5 W
TjunctionKnown for one100 °C
Maximum number of PCI Express lanesKnown for one4
PCI Express configurationsKnown for one1x4
PCI Express slots versionKnown for one2.0
ECC supported by processorKnown for oneNo
Memory1 differ
Maximum internal memoryDiffers8 GB4 GB
Memory clock speedKnown for one1333 MHz
Memory form factorKnown for oneSO-DIMM
Memory slotsKnown for one2x SO-DIMM
Maximum internal memory (64-bit)Known for one8 GB
Storage3 differ
Total storage capacityDiffers500 GB16 GB
Storage mediaDiffersHDDSSD
Number of SSDs installedKnown for one1
SSD capacityKnown for one16 GB
Compatible memory cardsDiffersMMC, SD, SDHC, SDXCMMC, SD
Number of HDDs installedKnown for one1
HDD capacityKnown for one500 GB
HDD speedKnown for one5400 RPM
HDD sizeKnown for one2.5"
Graphics2 differ
Discrete graphics cardKnown for oneNo
Discrete graphics card modelKnown for oneNot available
On-board graphics card familyDiffersAMD Radeon R2Intel® HD Graphics
On-board graphics card modelDiffersAMD Radeon R2Intel® HD Graphics
On-board graphics card base frequencyKnown for one311 MHz
On-board graphics card burst frequencyKnown for one792 MHz
On-board graphics card dynamic frequency (max)Known for one792 MHz
Optical driveidentical
LightScribeKnown for oneNo
Network2 differ
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 LANDiffersYesNo
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers21
Headphone outputsKnown for one0
S/PDIF out portKnown for oneNo
Microphone inKnown for oneNo
ExpressCard slotKnown for oneNo
CardBus PCMCIA slots quantityKnown for one0
CardBus PCMCIA slot typeKnown for oneNo
SmartCard slotKnown for oneNo
Total number of SATA connectorsKnown for one2
Ethernet LAN (RJ-45) portsKnown for one1
Keyboardidentical
Windows keysKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 8.1ChromeOS
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for oneYes
CPU configuration (max)Known for one1
Embedded options availableKnown for oneNo
Enhanced Intel SpeedStep TechnologyKnown for oneYes
Execute Disable BitKnown for oneYes
Graphics & IMC lithographyKnown for one22 nm
Idle StatesKnown for oneYes
Intel 64Known for oneYes
Intel Clear Video TechnologyKnown for oneNo
Intel Demand Based SwitchingKnown for oneNo
Intel Dual Display Capable TechnologyKnown for oneNo
Intel Enhanced Halt StateKnown for oneYes
Intel FDI TechnologyKnown for oneNo
Intel Fast Memory AccessKnown for oneNo
Intel Flex Memory AccessKnown for oneNo
Intel Rapid Storage TechnologyKnown for oneNo
Intel Secure Key Technology versionKnown for one1.00
Intel Smart Connect TechnologyKnown for oneYes
Intel Smart Connect Technology versionKnown for one1.00
Intel Trusted Execution TechnologyKnown for oneNo
Intel VT-x with Extended Page Tables (EPT)Known for oneNo
Intel Virtualization Technology (VT-x)Known for oneYes
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneNo
Intel® AES New Instructions (Intel® AES-NI)Known for oneNo
Intel® Active Management Technology (Intel® AMT)Known for oneNo
Intel® Anti-Theft Technology (Intel® AT)Known for oneNo
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneNo
Intel® High Definition Audio (Intel® HD Audio)Known for oneNo
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneNo
Intel® Identity Protection Technology (Intel® IPT)Known for oneNo
Intel® InTru™ 3D TechnologyKnown for oneNo
Intel® Insider™Known for oneNo
Intel® Matrix Storage Technology (Intel® MST)Known for oneNo
Intel® My WiFi Technology (Intel® MWT)Known for oneNo
Intel® Quick Sync Video TechnologyKnown for oneYes
Intel® Rapid Start TechnologyKnown for oneNo
Intel® Secure KeyKnown for oneYes
Intel® Small Business Advantage (Intel® SBA)Known for oneNo
Intel® Smart Response TechnologyKnown for oneNo
Intel® Turbo Boost TechnologyKnown for oneNo
Intel® Virtualization Technology (Intel® VT)Known for oneVT-x
Processor ARK IDKnown for one82103
Processor codeKnown for oneSR1YJ
Processor package sizeKnown for one25 x 27 mm
Thermal Monitoring TechnologiesKnown for oneNo
Conflict-Free processorKnown for oneYes
Batteryidentical
Battery technologyKnown for oneLithium Polymer (LiPo)
Number of battery cellsKnown for one3
Battery capacityKnown for one36 Wh
Battery life (max)Known for one9.5 h
Poweridentical
AC adapter frequencyKnown for one50 - 60 Hz
AC adapter input voltageKnown for one100 - 240 V
Securityidentical
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Trusted Platform Module (TPM)Known for oneYes
Weight & dimensions4 differ
WeightDiffers1.98 kg1.29 kg
WidthDiffers340 mm300 mm
DepthDiffers247 mm215 mm
HeightDiffers24.5 mm22.4 mm
Other featuresidentical
Intel segment taggingKnown for oneEducation, Industrial
Packaging contentidentical
AC adapter includedKnown for oneYes
ManualKnown for oneYes

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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