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Product comparison · 2 laptops

Dell 13 Ultrabook vs Dell 15 (3520)

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  • 130specifications compared
  • 49differ
  • 81identical
  • 46known for one product only

Key differences

  • Product colour
    • Aluminium, Silver
    • Black
  • Display diagonal
    • 33.8 cm (13.3")
    • 39.6 cm (15.6")
  • Processor family
    • Intel® Core™ i7
    • Intel® Core™ i5
  • Processor generation
    • 2nd gen Intel® Core™ i7
    • 3rd gen Intel® Core™ i5
  • Processor model
    • i7-2637M
    • i5-3210M
  • Processor boost frequency
    • 2.8 GHz
    • 3.1 GHz
  • Processor frequency
    • 1.7 GHz
    • 2.5 GHz
  • Processor cache
    • 4 MB
    • 3 MB

Side by side

Differences highlightedShow differences only
176 specifications
A

Dell

13 UltrabookView product
B

Dell

15 (3520)View product
Design1 differ
Product colourDiffersAluminium, SilverBlack
Display1 differ
Display diagonalDiffers33.8 cm (13.3")39.6 cm (15.6")
HD typeKnown for oneHD
Processor16 differ
Processor familyDiffersIntel® Core™ i7Intel® Core™ i5
Processor generationDiffers2nd gen Intel® Core™ i73rd gen Intel® Core™ i5
Processor modelDiffersi7-2637Mi5-3210M
Processor boost frequencyDiffers2.8 GHz3.1 GHz
Processor frequencyDiffers1.7 GHz2.5 GHz
Processor cacheDiffers4 MB3 MB
Processor cache typeDiffersL3Smart Cache
Processor lithographyDiffers32 nm22 nm
Processor seriesDiffersIntel Core i7-2600 Mobile SeriesIntel Core i5-3200 Mobile series
Processor codenameDiffersSandy BridgeIvy Bridge
SteppingDiffersJ1L1
Thermal Design Power (TDP)Differs17 W35 W
TjunctionDiffers100 °C105 °C
PCI Express configurationsDiffers1x8, 1x16, 2x4, 2x81x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers2.03.0
CPU multiplier (bus/core ratio)Differs1725
Memory2 differ
Memory layout (slots x size)Known for one1 x 4 GB
Memory slotsDiffers1x SO-DIMM2x SO-DIMM
Memory slots (available)Known for one0
Maximum internal memoryDiffers8 GB6 GB
Storage3 differ
Total storage capacityDiffers256 GB500 GB
Storage mediaDiffersSSDHDD
Number of SSDs installedKnown for one1
SSD capacityKnown for one256 GB
Optical drive typeDiffersNoDVD Super Multi
Number of HDDs installedKnown for one1
HDD capacityKnown for one500 GB
HDD interfaceKnown for oneSATA
Card reader integratedKnown for oneYes
Graphics4 differ
On-board graphics card modelDiffersIntel® HD Graphics 3000Intel® HD Graphics 4000
On-board graphics card base frequencyDiffers350 MHz650 MHz
On-board graphics card dynamic frequency (max)Differs1200 MHz1100 MHz
On-board graphics card IDDiffers0x1160x166
Audioidentical
Audio systemKnown for oneHD
Speaker powerKnown for one1.5 W
Built-in speaker(s)Known for oneYes
Cameraidentical
Front camera resolution (numeric)Known for one1.3 MP
Optical driveidentical
LightScribeKnown for oneNo
Network2 differ
Wireless technologyKnown for oneWi-Fi
Wi-Fi standardsDiffers802.11a, 802.11g, Wi-Fi 4 (802.11n)802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANDiffersNoYes
Bluetooth versionKnown for one3.0+HS
Networking standardsKnown for oneIEEE 802.11a, IEEE 802.11n
Networking featuresKnown for oneFast Ethernet, WLAN
Ethernet LAN data ratesKnown for one10,100 Mbit/s
Cabling technologyKnown for one10/100Base-T(X)
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers13
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers10
Ethernet LAN (RJ-45) portsDiffers01
HDMI ports quantityDiffers01
Mini DisplayPorts quantityKnown for one1
VGA (D-Sub) ports quantityDiffers01
Microphone inKnown for oneYes
Headphone connectivityKnown for one3.5 mm
Microphone connectivityKnown for one3.5 mm
Performance1 differ
Motherboard chipsetDiffersIntel QS67 ExpressIntel® HM75 Express
Keyboardidentical
Spill-resistant keyboardKnown for oneYes
Full-size keyboardKnown for oneYes
Keyboard languageKnown for oneGerman
Windows keysKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 7 ProfessionalLinux
Operating system architectureKnown for one64-bit
Compatible operating systemsKnown for oneWindows 7 Home Premium Windows 7 Professional
Drivers includedKnown for oneYes
Processor special features4 differ
Graphics & IMC lithographyDiffers32 nm22 nm
Intel Trusted Execution TechnologyDiffersYesNo
Processor ARK IDDiffers5461865708
Conflict-Free processorDiffersNoYes
Intel Secure Key Technology versionKnown for one1.00
Intel® Secure KeyKnown for oneYes
Intel® Smart CacheKnown for oneYes
Processor codeKnown for oneSR0N0
Battery2 differ
Battery technologyDiffersLithium Polymer (LiPo)Lithium-Ion (Li-Ion)
Battery capacityDiffers47 Wh48 Wh
Battery life (max)Known for one8.8 h
Power1 differ
AC adapter powerDiffers45 W65 W
Security1 differ
Cable lock slotDiffersNoYes
Cable lock slot typeKnown for oneKensington
HDD user passwordKnown for oneYes
Weight & dimensions5 differ
WeightDiffers1.36 kg2.4 kg
WidthDiffers316 mm376 mm
DepthDiffers205 mm260 mm
Height (front)Differs6 mm3.15 cm
Height (rear)Differs1.8 cm3.45 cm
Width (imperial)Known for one31.5 cm (12.4")
Depth (imperial)Known for one20.6 cm (8.1")
Height (front) (imperial)Known for one6.1 mm (0.24")
Height (rear) (imperial)Known for one1.8 cm (0.71")
Packaging contentidentical
Cables includedKnown for oneAC
Quick start guideKnown for oneYes
Other featuresidentical
Number of products includedKnown for one1 pc(s)
Power supply typeKnown for oneAC/DC

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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