All categories
Phones & WearablesView all 31

Departments

Phones & WearablesComputers & TabletsComponents & StorageNetworkingPrinting & OfficePower & ChargingTV, Audio & VideoGaming, Toys & RobotsKitchen AppliancesHome AppliancesPersonal Care & HealthSmart Home & SecurityCar & MobilityTools & GardenCameras & Photo

Shopping country

Browse

All categoriesCompare products

Product comparison · 2 laptops

Dell Precision M7520 Intel® Core™ i7 i7-6820HQ Mobile workstation vs Dell Precision m7720 Intel® Core™ i7 i7-7820HQ Mobile workstation

Add a product
  • 164specifications compared
  • 37differ
  • 127identical
  • 46known for one product only

Key differences

  • Product colour
    • Black
    • Black, Graphite
  • Display diagonal
    • 39.6 cm (15.6")
    • 43.9 cm (17.3")
  • Processor generation
    • 6th gen Intel® Core™ i7
    • 7th gen Intel® Core™ i7
  • Processor model
    • i7-6820HQ
    • i7-7820HQ
  • Processor boost frequency
    • 3.6 GHz
    • 3.9 GHz
  • Processor frequency
    • 2.7 GHz
    • 2.9 GHz
  • Processor codename
    • Skylake
    • Kaby Lake
  • PCI Express configurations
    • 1x16, 2x8, 1x8+2x4
    • 1x16, 1x8, 2x4, 2x8

Side by side

Differences highlightedShow differences only
210 specifications
A

Dell

Precision M7520 Intel® Core™ i7 i7-6820HQ Mobile workstation

Model M7520

View product
B

Dell

Precision m7720 Intel® Core™ i7 i7-7820HQ Mobile workstation

Model m7720

View product
Design1 differ
Product colourDiffersBlackBlack, Graphite
Display1 differ
Display diagonalDiffers39.6 cm (15.6")43.9 cm (17.3")
Display surfaceKnown for oneMatt
Display brightnessKnown for one220 cd/m²
Processor7 differ
Processor generationDiffers6th gen Intel® Core™ i77th gen Intel® Core™ i7
Processor modelDiffersi7-6820HQi7-7820HQ
Processor boost frequencyDiffers3.6 GHz3.9 GHz
Processor frequencyDiffers2.7 GHz2.9 GHz
Processor seriesDiffersIntel Core i7-6800 Mobile SeriesIntel Core i7-7800 Mobile Series
Processor codenameDiffersSkylakeKaby Lake
PCI Express configurationsDiffers1x16, 2x8, 1x8+2x41x16, 1x8, 2x4, 2x8
System bus rateKnown for one8 GT/s
Processor socketKnown for oneBGA 1440
SteppingKnown for oneR0
Memory1 differ
Internal memoryDiffers16 GB8 GB
Memory layout (slots x size)Known for one1 x 8 GB
Storage2 differ
Total storage capacityDiffers512 GB500 GB
Storage mediaDiffersSSDHDD
Number of HDDs installedKnown for one1
HDD capacityKnown for one500 GB
HDD interfaceKnown for oneSATA
HDD speedKnown for one7200 RPM
HDD sizeKnown for one2.5"
Number of SSDs installedKnown for one1
SSD capacityKnown for one512 GB
Graphics5 differ
Discrete graphics card modelDiffersAMD Radeon Pro WX 4150NVIDIA® Quadro® M1200
Discrete graphics card memoryKnown for one4 GB
Discrete graphics memory typeKnown for oneGDDR5
On-board graphics card modelDiffersIntel® HD Graphics 530Intel® HD Graphics 630
Maximum on-board graphics card memoryDiffers1.7 GB64 GB
On-board graphics card dynamic frequency (max)Differs1050 MHz1100 MHz
On-board graphics card IDDiffers0x191B0x591B
Number of discrete graphics cards supportedKnown for one1
Graphics card Open GL supportKnown for oneYes
CUDAKnown for oneYes
CUDA coresKnown for one640
NVIDIA G-SYNCKnown for oneNo
NVIDIA GameWorks VRKnown for oneNo
Audioidentical
Number of built-in speakersKnown for one2
Built-in subwooferKnown for oneYes
Optical driveidentical
LightScribeKnown for oneNo
Network1 differ
Bluetooth versionDiffers4.24.1
Top Wi-Fi standardKnown for oneWi-Fi 5 (802.11ac)
Ports & interfaces4 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers10
Micro-USB 2.0 ports quantityKnown for one0
eSATA/USB 2.0 ports quantityKnown for one0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0
Thunderbolt 3 ports quantityDiffers01
S/PDIF out portKnown for oneNo
Microphone inKnown for oneNo
Docking connectorDiffersYesNo
USB Sleep-and-Charge portsDiffers41
SmartCard slotKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 7 ProfessionalWindows 10 Pro
Optional operating system suppliedKnown for oneWindows 10 Pro
Processor special features2 differ
Intel HD GraphicsKnown for oneYes
Intel® Smart CacheKnown for oneYes
Processor ARK IDDiffers8897097496
Supported instruction setsDiffersSSE4.1, SSE4.2, AVX 2.0AVX 2.0, SSE4.1, SSE4.2
Intel® Insider™Known for oneYes
Intel® Small Business Advantage (Intel® SBA)Known for oneYes
Processor codeKnown for oneSR2FU
Battery2 differ
Battery technologyDiffersLithium-Ion (Li-Ion)Lithium Polymer (LiPo)
Battery capacityDiffers72 Wh91 Wh
Battery life (max)Known for one13 h
Power2 differ
AC adapter powerDiffers180 W240 W
AC adapter output currentDiffers9.23 A12.31 A
Securityidentical
Trusted Platform Module (TPM)Known for oneYes
Operational conditions3 differ
Operating temperature (T-T)Differs0 - 35 °C0 - 40 °C
Operating altitudeDiffers0 - 3048 m-15.2 - 3048 m
Non-operating altitudeDiffers0 - 10668 m-15.2 - 10668 m
Operating shockKnown for one140 G
Non-operating shockKnown for one163 G
Operating vibrationKnown for one0.66 G
Non-operating vibrationKnown for one1.3 G
Weight & dimensions5 differ
WeightDiffers2.8 kg3.42 kg
WidthDiffers378 mm417 mm
DepthDiffers261 mm281.4 mm
Height (front)Differs2.78 cm2.85 cm
Height (rear)Differs3.3 cm3.45 cm
Packaging contentidentical
Warranty cardKnown for oneYes
Other featuresidentical
3DKnown for oneNo
Intel segment taggingKnown for oneProfessional

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.

More laptop comparisons

All laptop comparisons