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Product comparison · 2 laptops

Dell 15 3549 vs Dell E7440 + 630-15806

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  • 158specifications compared
  • 70differ
  • 88identical
  • 49known for one product only

Key differences

  • Product colour
    • Black
    • Black, Silver
  • Display diagonal
    • 39.6 cm (15.6")
    • 35.6 cm (14")
  • Display resolution
    • 1366 x 768 pixels
    • 1920 x 1080 pixels
  • HD type
    • HD
    • Full HD
  • Processor family
    • Intel® Celeron®
    • Intel® Core™ i7
  • Processor model
    • 3205U
    • i7-4600U
  • Processor threads
    • 2
    • 4
  • Processor frequency
    • 1.5 GHz
    • 2.1 GHz

Side by side

Differences highlightedShow differences only
207 specifications
A

Dell

15 3549View product
B

Dell

E7440 + 630-15806View product
Design1 differ
Product colourDiffersBlackBlack, Silver
Display3 differ
Display diagonalDiffers39.6 cm (15.6")35.6 cm (14")
Display resolutionDiffers1366 x 768 pixels1920 x 1080 pixels
HD typeDiffersHDFull HD
Display brightnessKnown for one200 cd/m²
Pixel pitchKnown for one0.252 x 0.252 mm
Processor13 differ
Processor familyDiffersIntel® Celeron®Intel® Core™ i7
Processor generationKnown for one4th gen Intel® Core™ i7
Processor modelDiffers3205Ui7-4600U
Processor threadsDiffers24
Processor boost frequencyKnown for one3.3 GHz
Processor frequencyDiffers1.5 GHz2.1 GHz
Processor cacheDiffers2 MB4 MB
Processor cache typeDiffersL3Smart Cache
Processor lithographyDiffers14 nm22 nm
Processor operating modesDiffers32-bit, 64-bit64-bit
Processor seriesDiffersIntel Celeron Processor 3000 series for MobileIntel Core i7-4600 Mobile series
Processor codenameDiffersBroadwellHaswell
SteppingDiffersE0D0
TjunctionDiffers105 °C100 °C
PCI Express configurationsDiffers2x4, 4x14x1, 2x4
Configurable TDP-downKnown for one10 W
Configurable TDP-down frequencyKnown for one0.6 GHz
Memory6 differ
Internal memoryDiffers4 GB8 GB
Internal memory typeDiffersDDR3L-SDRAMDDR3-SDRAM
Memory layout (slots x size)Differs1 x 4 GB1 x 8 GB
Memory slotsDiffers1x SO-DIMM2x SO-DIMM
Maximum internal memoryDiffers8 GB16 GB
Maximum internal memory (64-bit)Differs8 GB16 GB
Storage3 differ
Total storage capacityDiffers500 GB256 GB
Storage mediaDiffersHDDSSD
Number of SSDs installedKnown for one1
SSD capacityKnown for one256 GB
Optical drive typeDiffersDVD Super MultiNo
Number of HDDs installedKnown for one1
HDD capacityKnown for one500 GB
HDD interfaceKnown for oneSATA
HDD speedKnown for one5400 RPM
HDD sizeKnown for one2.5"
Compatible memory cardsKnown for oneSD
Graphics3 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 frequencyDiffers100 MHz200 MHz
On-board graphics card dynamic frequency (max)Differs800 MHz1100 MHz
On-board graphics card OpenGL versionKnown for one4.3
On-board graphics card IDKnown for one0xA16
Number of discrete graphics cards installedKnown for one0
Number of discrete graphics cards supportedKnown for one1
Audio1 differ
Audio systemDiffersWave MaxxAudioHD
Number of built-in speakersKnown for one2
Speaker powerKnown for one2 W
Cameraidentical
Front camera resolution (numeric)Known for one1 MP
Video capturing speedKnown for one30 fps
Optical driveidentical
LightScribeKnown for oneNo
Network1 differ
Mobile network connectionKnown for oneYes
Mobile network generationKnown for one3G
3G standardsKnown for oneHSPA+
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)
Bluetooth versionKnown for one4.0
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers20
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers13
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 quantityDiffers01
Mini DisplayPorts quantityKnown for one1
VGA (D-Sub) ports quantityDiffers10
Firewire (IEEE 1394) portsKnown for one0
Docking connectorDiffersNoYes
ExpressCard slotDiffersNoYes
Number of SATA III connectorsKnown for one4
SmartCard slotKnown for oneNo
Keyboard1 differ
Numeric keypadDiffersYesNo
Full-size keyboardKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 8.1Windows 7 Professional
Bundled softwareKnown for oneMicrosoft Office Professional 2013
Processor special features21 differ
Intel Clear Video TechnologyDiffersYesNo
Intel Fast Memory AccessDiffersYesNo
Intel Flex Memory AccessDiffersYesNo
Intel ME Firmware VersionKnown for one9.5
Intel Rapid Storage TechnologyDiffersNoYes
Intel Small Business Advantage (SBA) versionDiffers0.001.00
Intel Smart Connect TechnologyKnown for oneYes
Intel Smart Connect Technology versionKnown for one1.00
Intel Smart Response Technology versionDiffers0.001.00
Intel Stable Image Platform Program (SIPP)DiffersNoYes
Intel Stable Image Platform Program (SIPP) versionDiffers0.001.00
Intel Trusted Execution TechnologyDiffersNoYes
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® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)DiffersYesNo
Intel® High Definition Audio (Intel® HD Audio)Known for oneYes
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Small Business Advantage (Intel® SBA)DiffersNoYes
Intel® Smart CacheKnown for oneYes
Intel® Smart Response TechnologyDiffersNoYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers8480976616
Processor codeDiffersSR215SR1EA
Processor package sizeDiffers40 x 24 x 1.3 mm40 x 24 x 1.5 mm
Supported instruction setsDiffersSSE4.1, SSE4.2AVX 2.0, SSE4.1, SSE4.2
Graphics & IMC lithographyKnown for one14 nm
Intel® OS GuardKnown for oneNo
Battery2 differ
Number of battery cellsDiffers46
Battery capacityDiffers40 Wh55 Wh
Battery voltageKnown for one14.8 V
Poweridentical
AC adapter output currentKnown for one3.34 A
Securityidentical
Cable lock slot typeKnown for oneKensington
Operational conditions3 differ
Operating temperature (T-T)Differs0 - 40 °C0 - 60 °C
Storage temperature (T-T)Differs-40 - 65 °C-51 - 71 °C
Storage relative humidity (H-H)Differs0 - 95%5 - 95%
Sustainability1 differ
Sustainability certificatesDiffersEPEAT Silver, ENERGY STARENERGY STAR
Weight & dimensions4 differ
WeightDiffers2.38 kg1.63 kg
WidthDiffers381.4 mm337 mm
DepthDiffers267.5 mm231.5 mm
HeightDiffers25.6 mm21 mm
Packaging contentidentical
Quick start guideKnown for oneYes
Other featuresidentical
Intel segment taggingKnown for oneEnterprise

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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