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Product comparison · 2 laptops

Acer Predator 21 X GX21-71-746S Intel® Core™ i7 i7-7820HK Laptop vs Dell Precision M5520 Intel® Core™ i7 i7-7820HQ Mobile workstation

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  • 140specifications compared
  • 37differ
  • 103identical
  • 57known for one product only

Key differences

  • Product type
    • Laptop
    • Mobile workstation
  • Product colour
    • Black
    • Black, Silver
  • Display diagonal
    • 53.3 cm (21")
    • 39.6 cm (15.6")
  • Display resolution
    • 2560 x 1080 pixels
    • 3840 x 2160 pixels
  • Touchscreen
    • No
    • Yes
  • HD type
    • WFHD
    • 4K Ultra HD
  • Native aspect ratio
    • 21:9
    • 16:9
  • Processor model
    • i7-7820HK
    • i7-7820HQ

Side by side

Differences highlightedShow differences only
197 specifications
A

Acer

Predator 21 X GX21-71-746S Intel® Core™ i7 i7-7820HK Laptop

Model GX21-71-746S

View product
B

Dell

Precision M5520 Intel® Core™ i7 i7-7820HQ Mobile workstation

Model M5520

View product
Design2 differ
Product typeDiffersLaptopMobile workstation
Product colourDiffersBlackBlack, Silver
Market positioningKnown for oneGaming
Display5 differ
Display diagonalDiffers53.3 cm (21")39.6 cm (15.6")
Display resolutionDiffers2560 x 1080 pixels3840 x 2160 pixels
TouchscreenDiffersNoYes
HD typeDiffersWFHD4K Ultra HD
Native aspect ratioDiffers21:916:9
Display brightnessKnown for one400 cd/m²
Dual-screenKnown for oneNo
Panel typeKnown for oneIPS
Processor1 differ
Processor modelDiffersi7-7820HKi7-7820HQ
System bus rateKnown for one8 GT/s
Memory3 differ
Internal memoryDiffers64 GB16 GB
Memory slotsDiffers4x SO-DIMM2x SO-DIMM
Maximum internal memoryDiffers64 GB32 GB
Maximum internal memory (64-bit)Known for one32 GB
Memory layout (slots x size)Known for one4 x 16 GB
Storage4 differ
Total storage capacityDiffers2 TB512 GB
Storage mediaDiffersHDD+SSDSSD
Number of SSDs installedDiffers21
Compatible memory cardsDiffersSDSD, SDHC, SDXC
Number of HDDs installedKnown for one1
HDD capacityKnown for one1 TB
HDD interfaceKnown for oneSATA
HDD speedKnown for one7200 RPM
HDD sizeKnown for one2.5"
Graphics3 differ
Discrete graphics card modelDiffersNVIDIA® GeForce® GTX 1080 SLINVIDIA® Quadro® M1200
Discrete graphics card memoryDiffers16 GB4 GB
Discrete graphics memory typeDiffersGDDR5XGDDR5
Number of discrete graphics cards installedKnown for one1
Number of discrete graphics cards supportedKnown for one1
CUDAKnown for oneYes
CUDA coresKnown for one640
NVIDIA G-SYNCKnown for oneNo
NVIDIA GameWorks VRKnown for oneNo
On-board graphics card familyKnown for oneIntel® HD Graphics
Graphics card Open GL supportKnown for oneYes
Audioidentical
Number of built-in speakersKnown for one4
Cameraidentical
Front camera resolution (numeric)Known for one0.92 MP
Video capturing speedKnown for one30 fps
Front camera signal formatKnown for one720p
Optical driveidentical
LightScribeKnown for oneNo
Network1 differ
Ethernet LANDiffersYesNo
Wi-Fi standardsKnown for oneWi-Fi 5 (802.11ac)
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Ports & interfaces5 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers42
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers10
Ethernet LAN (RJ-45) portsDiffers10
HDMI versionKnown for one1.4
DisplayPorts quantityDiffers10
Thunderbolt 3 ports quantityDiffers01
Thunderbolt™ 3 TechnologyKnown for oneYes
USB Sleep-and-ChargeKnown for oneYes
USB Sleep-and-Charge portsKnown for one2
Keyboard1 differ
Numeric keypadDiffersYesNo
Keyboard layoutKnown for oneQWERTY
Keyboard languageKnown for oneUK English
Software1 differ
Operating system installedDiffersWindows 10 HomeWindows 10 Pro
Drivers includedKnown for oneYes
Processor special features4 differ
Intel Stable Image Platform Program (SIPP)DiffersNoYes
Intel Stable Image Platform Program (SIPP) versionDiffers0.001.00
Intel Trusted Execution TechnologyDiffersNoYes
Processor ARK IDDiffers9746497496
Battery2 differ
Number of battery cellsDiffers86
Battery capacityDiffers88 Wh97 Wh
Battery voltageKnown for one11.4 V
Power1 differ
AC adapter powerDiffers330 W130 W
AC adapter input voltageKnown for one100 - 240 V
AC adapter output currentKnown for one6.67 A
AC adapter output voltageKnown for one19.5 V
Securityidentical
Password protectionKnown for oneYes
Password protection typeKnown for oneBIOS, HDD, Supervisor, User
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Storage temperature (T-T)Known for one-40 - 70 °C
Operating relative humidity (H-H)Known for one10 - 90%
Storage relative humidity (H-H)Known for one10 - 95%
Operating altitudeKnown for one-15.2 - 3048 m
Non-operating altitudeKnown for one-15.2 - 10668 m
Operating shockKnown for one110 G
Non-operating shockKnown for one160 G
Operating vibrationKnown for one0.66 G
Non-operating vibrationKnown for one1.3 G
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR
Weight & dimensions4 differ
WeightDiffers8.5 kg1.78 kg
WidthDiffers568 mm357 mm
DepthDiffers314.5 mm235.3 mm
HeightDiffers83.3 mm11.1 mm
Height (front)Known for one6.88 cm
Height (rear)Known for one8.32 cm
Packaging contentidentical
Quick start guideKnown for oneYes
Warranty cardKnown for oneYes
Cables includedKnown for oneAC
Performanceidentical
Motherboard chipsetKnown for oneIntel® CM238

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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