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Product comparison · 2 laptops

Dell E7440 + 630-15804 vs Lenovo ThinkPad X250 Intel® Core™ i5 i5-5200U Laptop

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  • 147specifications compared
  • 55differ
  • 92identical
  • 71known for one product only

Key differences

  • Product colour
    • Black, Silver
    • Black
  • Display diagonal
    • 35.6 cm (14")
    • 31.8 cm (12.5")
  • Display resolution
    • 1920 x 1080 pixels
    • 1366 x 768 pixels
  • Processor family
    • Intel® Core™ i7
    • Intel® Core™ i5
  • Processor generation
    • 4th gen Intel® Core™ i7
    • 5th gen Intel® Core™ i5
  • Processor model
    • i7-4600U
    • i5-5200U
  • Processor boost frequency
    • 3.3 GHz
    • 2.7 GHz
  • Processor frequency
    • 2.1 GHz
    • 2.2 GHz

Side by side

Differences highlightedShow differences only
218 specifications
A

Dell

E7440 + 630-15804View product
B

Lenovo

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

Model X250

View product
Design1 differ
Product colourDiffersBlack, SilverBlack
Housing materialKnown for oneGlass fibre, Plastic
Display2 differ
Display diagonalDiffers35.6 cm (14")31.8 cm (12.5")
Display resolutionDiffers1920 x 1080 pixels1366 x 768 pixels
HD typeKnown for oneFull HD
Display surfaceKnown for oneMatt
Panel typeKnown for oneIPS
Display brightnessKnown for one300 cd/m²
Contrast ratio (typical)Known for one700:1
Processor12 differ
Processor familyDiffersIntel® Core™ i7Intel® Core™ i5
Processor generationDiffers4th gen Intel® Core™ i75th gen Intel® Core™ i5
Processor modelDiffersi7-4600Ui5-5200U
Processor boost frequencyDiffers3.3 GHz2.7 GHz
Processor frequencyDiffers2.1 GHz2.2 GHz
Processor cacheDiffers4 MB3 MB
Processor lithographyDiffers22 nm14 nm
Processor operating modesDiffers64-bit32-bit, 64-bit
Processor seriesDiffersIntel Core i7-4600 Mobile seriesIntel® Core™ i5-5200 Mobile Series
Processor codenameDiffersHaswellBroadwell
SteppingDiffersD0F0
TjunctionDiffers100 °C105 °C
Configurable TDP-downKnown for one7.5 W
Configurable TDP-down frequencyKnown for one0.6 GHz
Memory6 differ
Internal memoryDiffers8 GB4 GB
Internal memory typeDiffersDDR3-SDRAMDDR3L-SDRAM
Memory layout (slots x size)Differs1 x 8 GB1 x 4 GB
Memory slotsDiffers2x SO-DIMM1x SO-DIMM
Maximum internal memoryDiffers16 GB8 GB
Maximum internal memory (64-bit)Differs16 GB8 GB
Storage2 differ
Total storage capacityDiffers256 GB500 GB
Storage mediaDiffersSSDHybrid-HDD
Number of SSDs installedKnown for one1
SSD capacityKnown for one256 GB
Number of HDDs installedKnown for one1
Hybrid-HDD capacityKnown for one500 GB
HDD sizeKnown for one2.5"
Compatible memory cardsKnown for oneMMC, SD, SDHC, SDXC
Graphics6 differ
On-board graphics card modelDiffersIntel® HD Graphics 4400Intel® HD Graphics 5500
Maximum on-board graphics card memoryDiffers1.74 GB16 GB
On-board graphics card base frequencyDiffers200 MHz300 MHz
On-board graphics card dynamic frequency (max)Differs1100 MHz900 MHz
On-board graphics card DirectX versionDiffers11.2/1211.2
On-board graphics card OpenGL versionKnown for one4.3
On-board graphics card IDDiffers0xA160x1616
Maximum resolutionKnown for one3840 x 2160 pixels
Graphics card Open GL supportKnown for oneYes
Audio1 differ
Audio systemDiffersHDDolby Advanced Audio
Number of built-in speakersKnown for one2
Speaker powerKnown for one1.5 W
Networkidentical
Mobile network connectionKnown for oneYes
Mobile network generationKnown for one3G
3G standardsKnown for oneHSPA+
Top Wi-Fi standardKnown for oneWi-Fi 5 (802.11ac)
Bluetooth versionKnown for one4.0
Ports & interfaces4 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers32
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
HDMI ports quantityDiffers10
VGA (D-Sub) ports quantityDiffers01
Firewire (IEEE 1394) portsKnown for one0
Headphone outputsKnown for one0
ExpressCard slotDiffersYesNo
Number of SATA III connectorsKnown for one4
SmartCard slotKnown for oneNo
USB Sleep-and-ChargeKnown for oneYes
USB Sleep-and-Charge portsKnown for one1
Keyboard1 differ
Pointing deviceDiffersTouchpadThinkPad UltraNav
Keyboard backlitKnown for oneYes
Spill-resistant keyboardKnown for oneYes
Softwareidentical
Drivers includedKnown for oneYes
Bundled softwareKnown for oneMicrosoft Office Home & Business 2013
Recovery operating systemKnown for oneWindows 8.1 Pro
Processor special features12 differ
Intel Clear Video TechnologyDiffersNoYes
Intel Fast Memory AccessDiffersNoYes
Intel Flex Memory AccessDiffersNoYes
Intel ME Firmware VersionKnown for one9.5
Intel Rapid Storage TechnologyDiffersYesNo
Intel Smart Connect TechnologyDiffersYesNo
Intel Smart Connect 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 TechnologyDiffersYesNo
Intel® Anti-Theft Technology (Intel® AT)DiffersYesNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)DiffersNoYes
Intel® High Definition Audio (Intel® HD Audio)DiffersYesNo
Intel® Smart CacheKnown for oneYes
Processor ARK IDDiffers7661685212
Processor codeDiffersSR1EASR23Y
Processor package sizeDiffers40 x 24 x 1.5 mm40 x 24 x 1.3 mm
Graphics & IMC lithographyKnown for one14 nm
Intel® Active Management Technology (Intel® AMT)Known for oneNo
Intel® Matrix Storage Technology (Intel® MST)Known for oneNo
Intel® OS GuardKnown for oneYes
Intel® Rapid Start TechnologyKnown for oneNo
Battery2 differ
Battery technologyKnown for oneLithium-Ion (Li-Ion)
Number of battery cellsDiffers63+3
Battery capacityDiffers55 Wh47 Wh
Power1 differ
AC adapter powerDiffers65 W45 W
AC adapter output currentKnown for one3.34 A
AC adapter output voltageKnown for one19.5 V
Securityidentical
Password protectionKnown for oneYes
Cable lock slot typeKnown for oneKensington
Fingerprint readerKnown for oneYes
Trusted Platform Module (TPM)Known for oneYes
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 60 °C
Storage temperature (T-T)Known for one-51 - 71 °C
Operating relative humidity (H-H)Known for one10 - 90%
Storage relative humidity (H-H)Known for one5 - 95%
Operating altitudeKnown for one-15.2 - 3048 m
Non-operating altitudeKnown for one-15.2 - 10668 m
Sustainability1 differ
Sustainability certificatesDiffersENERGY STAREPEAT Gold, ENERGY STAR
Weight & dimensions3 differ
WeightKnown for one1.63 kg
WidthDiffers337 mm305.5 mm
DepthDiffers231.5 mm208.5 mm
HeightDiffers21 mm20.3 mm
Packaging contentidentical
Quick start guideKnown for oneYes
Warranty cardKnown for oneYes
Other features1 differ
3DKnown for oneNo
Intel segment taggingDiffersEnterpriseHome office, Small Business
Performanceidentical
Motherboard chipsetKnown for oneIntel SoC
Certificatesidentical
Compliance certificatesKnown for oneRoHS
Wi-Fi certifiedKnown for oneYes
CertificationKnown for oneGREENGUARD

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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