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Product comparison · 2 laptops

Lenovo S21e-20 Intel® Celeron® N2840 Laptop vs Lenovo ThinkPad X250 Intel® Core™ i5 i5-5200U Laptop

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  • 137specifications compared
  • 67differ
  • 70identical
  • 55known for one product only

Key differences

  • Product colour
    • Grey, Silver
    • Black
  • Display diagonal
    • 29.5 cm (11.6")
    • 31.8 cm (12.5")
  • Processor family
    • Intel® Celeron®
    • Intel® Core™ i5
  • Processor model
    • N2840
    • i5-5200U
  • Processor threads
    • 2
    • 4
  • Processor boost frequency
    • 2.58 GHz
    • 2.7 GHz
  • Processor frequency
    • 2.16 GHz
    • 2.2 GHz
  • Processor cache
    • 1 MB
    • 3 MB

Side by side

Differences highlightedShow differences only
192 specifications
A

Lenovo

S21e-20 Intel® Celeron® N2840 Laptop

Model S21e-20

View product
B

Lenovo

ThinkPad X250 Intel® Core™ i5 i5-5200U Laptop

Model X250

View product
Design1 differ
Product colourDiffersGrey, SilverBlack
Housing materialKnown for oneGlass fibre, Plastic
Display1 differ
Display diagonalDiffers29.5 cm (11.6")31.8 cm (12.5")
Panel typeKnown for oneIPS
Display brightnessKnown for one300 cd/m²
Contrast ratio (typical)Known for one700:1
Processor16 differ
Processor familyDiffersIntel® Celeron®Intel® Core™ i5
Processor generationKnown for one5th gen Intel® Core™ i5
Processor modelDiffersN2840i5-5200U
Processor threadsDiffers24
Processor boost frequencyDiffers2.58 GHz2.7 GHz
Processor frequencyDiffers2.16 GHz2.2 GHz
System bus rateKnown for one5 GT/s
Processor cacheDiffers1 MB3 MB
Processor cache typeDiffersL2Smart Cache
Processor socketDiffersBGA 1170BGA 1168
Processor lithographyDiffers22 nm14 nm
Processor seriesDiffersIntel Celeron Processor N2000 Series for MobileIntel® Core™ i5-5200 Mobile Series
Processor codenameDiffersBay TrailBroadwell
Bus typeKnown for oneDMI2
SteppingDiffersC0F0
Thermal Design Power (TDP)Differs7.5 W15 W
Configurable TDP-downKnown for one7.5 W
Configurable TDP-down frequencyKnown for one0.6 GHz
TjunctionDiffers100 °C105 °C
Maximum number of PCI Express lanesDiffers412
PCI Express configurationsDiffers1x44x1, 2x4
Scenario Design Power (SDP)Known for one4.5 W
Memory4 differ
Internal memoryDiffers2 GB4 GB
Memory form factorDiffersOn-boardSO-DIMM
Memory layout (slots x size)Differs1 x 2 GB1 x 4 GB
Memory slotsKnown for one1x SO-DIMM
Maximum internal memoryDiffers4 GB8 GB
Maximum internal memory (64-bit)Known for one8 GB
Storage3 differ
Total storage capacityDiffers32 GB500 GB
Storage mediaDiffersFlashHybrid-HDD
Number of HDDs installedKnown for one1
Hybrid-HDD capacityKnown for one500 GB
HDD sizeKnown for one2.5"
Compatible memory cardsDiffersMicroSD (TransFlash)MMC, SD, SDHC, SDXC
Flash memoryKnown for one32 GB
Graphics3 differ
On-board graphics card modelDiffersIntel® HD GraphicsIntel® HD Graphics 5500
Maximum on-board graphics card memoryKnown for one16 GB
On-board graphics card base frequencyDiffers311 MHz300 MHz
On-board graphics card dynamic frequency (max)Differs792 MHz900 MHz
On-board graphics card DirectX versionKnown for one11.2
On-board graphics card IDKnown for one0x1616
Maximum resolutionKnown for one3840 x 2160 pixels
Graphics card Open GL supportKnown for oneYes
On-board graphics card burst frequencyKnown for one792 MHz
Audio1 differ
Audio systemDiffersDolby Home Theater v4Dolby Advanced Audio
Cameraidentical
Front camera resolutionKnown for one1280 x 720 pixels
Front camera resolution (numeric)Known for one0.3 MP
Network2 differ
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 LANDiffersNoYes
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers10
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers12
Ethernet LAN (RJ-45) portsDiffers01
Mini DisplayPorts quantityKnown for one1
VGA (D-Sub) ports quantityDiffers01
Docking connectorDiffersNoYes
USB Sleep-and-ChargeKnown for oneYes
USB Sleep-and-Charge portsKnown for one1
Micro HDMI ports quantityKnown for one1
Headphone outputsKnown for one0
Total number of SATA connectorsKnown for one2
Performanceidentical
Motherboard chipsetKnown for oneIntel SoC
Keyboard1 differ
Pointing deviceDiffersTouchpadThinkPad UltraNav
Keyboard backlitKnown for oneYes
Spill-resistant keyboardKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 8.1Windows 7 Professional
Operating system architectureKnown for one64-bit
Recovery operating systemKnown for oneWindows 8.1 Pro
Processor special features23 differ
Graphics & IMC lithographyDiffers22 nm14 nm
Intel Clear Video TechnologyDiffersNoYes
Intel FDI TechnologyDiffersNoYes
Intel Fast Memory AccessDiffersNoYes
Intel Flex Memory AccessDiffersNoYes
Intel Identity Protection Technology versionKnown for one1.00
Intel Small Business Advantage (SBA) versionKnown for one1.00
Intel Smart Connect TechnologyDiffersYesNo
Intel Smart Response Technology versionKnown for one1.00
Intel VT-x with Extended Page Tables (EPT)DiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)DiffersNoYes
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Identity Protection Technology (Intel® IPT)DiffersNoYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Intel® OS GuardKnown for oneYes
Intel® Small Business Advantage (Intel® SBA)DiffersNoYes
Intel® Smart Response TechnologyDiffersNoYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Intel® Virtualization Technology (Intel® VT)DiffersVT-xVT-d, VT-x
Processor ARK IDDiffers8210385212
Processor codeDiffersSR1YJSR23Y
Processor package sizeDiffers25 x 27 mm40 x 24 x 1.3 mm
Supported instruction setsKnown for oneAVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesDiffersNoYes
Intel Smart Connect Technology versionKnown for one1.00
Battery2 differ
Number of battery cellsDiffers43+3
Battery capacityDiffers23.2 Wh47 Wh
Battery technologyKnown for oneLithium-Ion (Li-Ion)
Battery life (max)Known for one5 h
Poweridentical
AC adapter frequencyKnown for one50 - 60 Hz
AC adapter input voltageKnown for one100 - 240 V
Security1 differ
Cable lock slotDiffersNoYes
Cable lock slot typeKnown for oneKensington
Fingerprint readerKnown for oneYes
Trusted Platform Module (TPM)Known for oneYes
Certificatesidentical
Wi-Fi certifiedKnown for oneYes
CertificationKnown for oneGREENGUARD
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Gold, ENERGY STAR
Weight & dimensions3 differ
WidthDiffers295 mm305.5 mm
DepthDiffers212 mm208.5 mm
HeightDiffers19 mm20.3 mm
WeightKnown for one1.25 kg
Other featuresidentical
Intel segment taggingKnown for oneHome office, Small Business

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