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Product comparison · 2 laptops

Dell 15 R vs Dell 15R (7520)

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  • 150specifications compared
  • 33differ
  • 117identical
  • 21known for one product only

Key differences

  • Product colour
    • Grey
    • Black
  • Touchscreen
    • Yes
    • No
  • Processor model
    • i7-3537U
    • i7-3632QM
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 4
    • 8
  • Processor boost frequency
    • 3.1 GHz
    • 3.2 GHz
  • Processor frequency
    • 2 GHz
    • 2.2 GHz
  • Processor cache
    • 4 MB
    • 6 MB

Side by side

Differences highlightedShow differences only
171 specifications
A

Dell

15 RView product
B

Dell

15R (7520)View product
Design1 differ
Product colourDiffersGreyBlack
Display1 differ
TouchscreenDiffersYesNo
Display brightnessKnown for one200 cd/m²
Processor12 differ
Processor modelDiffersi7-3537Ui7-3632QM
Processor coresDiffers24
Processor threadsDiffers48
Processor boost frequencyDiffers3.1 GHz3.2 GHz
Processor frequencyDiffers2 GHz2.2 GHz
Processor cacheDiffers4 MB6 MB
Processor socketDiffersBGA 1023Socket 1224
Processor seriesDiffersIntel Core i7-3500 Mobile seriesIntel Core i7-3600 Mobile series
Thermal Design Power (TDP)Differs17 W35 W
PCI Express configurationsDiffers1x8, 1x16, 2x4, 2x81x16, 2x8, 1x8+2x4
PCI Express slots versionDiffers2.03.0
CPU multiplier (bus/core ratio)Differs2022
SteppingKnown for oneL1
Memoryidentical
Memory form factorKnown for oneSO-DIMM
Storage2 differ
Optical drive typeDiffersDVD-RWDVD±RW
Compatible memory cardsDiffersMemory Stick (MS), MMC, MMC+, MSXC, SD, SDHC, SDXCMemory Stick (MS), MMC, MMC+, MS PRO, SD, SDHC, SDXC, xD
Graphics2 differ
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneAMD Radeon HD 7730M
Discrete graphics card memoryKnown for one2 GB
Discrete graphics memory typeKnown for oneGDDR3
On-board graphics card base frequencyDiffers350 MHz650 MHz
On-board graphics card dynamic frequency (max)Differs1200 MHz1150 MHz
Number of discrete graphics cards installedKnown for one1
Audio1 differ
Audio systemDiffersMaxxAudio 4Waves MaxxAudio 4
Speaker powerKnown for one2 W
Speakers manufacturerKnown for oneWaves
Cameraidentical
Front camera resolutionKnown for one1280 x 720 pixels
Optical driveidentical
LightScribeKnown for oneNo
Network1 differ
Ethernet LAN data ratesDiffers10,100 Mbit/s10,100,1000 Mbit/s
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers20
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers24
VGA (D-Sub) ports quantityDiffers01
HDMI versionKnown for one1.4a
Performanceidentical
Motherboard chipsetKnown for oneIntel HM77 Express
Keyboardidentical
Windows keysKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 8 ProWindows 8
Trial softwareKnown for oneMicrosoft Office
Processor special features3 differ
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Processor ARK IDDiffers7205471458
Processor package sizeDiffers31 x 24 (BGA1023)37.5 x 37.5 (rPGA988B)
Processor codeKnown for oneSR0XG
Battery1 differ
Battery capacityDiffers65 Wh48 Wh
Poweridentical
AC adapter powerKnown for one90 W
Weight & dimensions5 differ
WeightDiffers2.32 kg2.77 kg
WidthDiffers376 mm378 mm
DepthDiffers259 mm252 mm
Height (front)Differs2.49 cm3.03 cm
Height (rear)Differs3.13 cm3.41 cm
Packaging contentidentical
ManualKnown for oneYes
Quick start guideKnown for oneYes
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR

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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