Product comparison · 2 laptops

Dell Precision M5520 Intel® Core™ i7 i7-7820HQ Mobile workstation vs Lenovo E550 + Office 2016 Home & Business

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  • 134specifications compared
  • 62differ
  • 72identical
  • 82known for one product only

Key differences

  • Product type
    • Precision M5520 Intel® Core™ i7 i7-7820HQ Mobile workstation:Mobile workstation
    • E550 + Office 2016 Home & Business:Laptop
  • Product colour
    • Precision M5520 Intel® Core™ i7 i7-7820HQ Mobile workstation:Black, Silver
    • E550 + Office 2016 Home & Business:Black
  • Display resolution
    • Precision M5520 Intel® Core™ i7 i7-7820HQ Mobile workstation:3840 x 2160 pixels
    • E550 + Office 2016 Home & Business:1366 x 768 pixels
  • Touchscreen
    • Precision M5520 Intel® Core™ i7 i7-7820HQ Mobile workstation:Yes
    • E550 + Office 2016 Home & Business:No
  • HD type
    • Precision M5520 Intel® Core™ i7 i7-7820HQ Mobile workstation:4K Ultra HD
    • E550 + Office 2016 Home & Business:HD
  • Processor family
    • Precision M5520 Intel® Core™ i7 i7-7820HQ Mobile workstation:Intel® Core™ i7
    • E550 + Office 2016 Home & Business:Intel® Core™ i3
  • Processor generation
    • Precision M5520 Intel® Core™ i7 i7-7820HQ Mobile workstation:7th gen Intel® Core™ i7
    • E550 + Office 2016 Home & Business:5th gen Intel® Core™ i3
  • Processor model
    • Precision M5520 Intel® Core™ i7 i7-7820HQ Mobile workstation:i7-7820HQ
    • E550 + Office 2016 Home & Business:i3-5005U

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Differences highlightedShow differences only (on)
Comparison of M5520, E550 + Office 2016 Home & Business
216 specifications
Design2 differ
Product typeDiffersMobile workstationLaptop
Product colourDiffersBlack, SilverBlack
Housing materialKnown for oneUnknown — not stated by the sourceAcrylonitrile butadiene styrene (ABS)
Market positioningKnown for oneUnknown — not stated by the sourceBusiness
Display3 differ
Display resolutionDiffers3840 x 2160 pixels1366 x 768 pixels
TouchscreenDiffersYesNo
HD typeDiffers4K Ultra HDHD
Display brightnessKnown for one400 cd/m²Unknown — not stated by the source
Dual-screenKnown for oneNoUnknown — not stated by the source
Display surfaceKnown for oneUnknown — not stated by the sourceMatt
Screen shapeKnown for oneUnknown — not stated by the sourceFlat
Processor17 differ
Processor familyDiffersIntel® Core™ i7Intel® Core™ i3
Processor generationDiffers7th gen Intel® Core™ i75th gen Intel® Core™ i3
Processor modelDiffersi7-7820HQi3-5005U
Processor coresDiffers42
Processor threadsDiffers84
Processor boost frequencyKnown for one3.9 GHzUnknown — not stated by the source
Processor frequencyDiffers2.9 GHz2 GHz
Processor cacheDiffers8 MB3 MB
Processor operating modesDiffers64-bit32-bit, 64-bit
Processor seriesDiffersIntel Core i7-7800 Mobile SeriesIntel Core i3-5000 Mobile series
Processor codenameDiffersKaby LakeBroadwell
Bus typeDiffersDMI3DMI2
Thermal Design Power (TDP)Differs45 W15 W
Configurable TDP-downDiffers35 W10 W
TjunctionDiffers100 °C105 °C
Maximum number of PCI Express lanesDiffers1612
PCI Express configurationsDiffers1x16, 1x8, 2x4, 2x82x4, 4x1
PCI Express slots versionDiffers3.02.0
ECC supported by processorKnown for oneNoUnknown — not stated by the source
System bus rateKnown for oneUnknown — not stated by the source5 GT/s
Processor socketKnown for oneUnknown — not stated by the sourceBGA 1168
SteppingKnown for oneUnknown — not stated by the sourceF0
Configurable TDP-down frequencyKnown for oneUnknown — not stated by the source0.6 GHz
Memory4 differ
Internal memoryDiffers16 GB4 GB
Internal memory typeDiffersDDR4-SDRAMDDR3L-SDRAM
Maximum internal memoryDiffers32 GB16 GB
Maximum internal memory (64-bit)Differs32 GB16 GB
Memory clock speedKnown for oneUnknown — not stated by the source1600 MHz
Memory layout (slots x size)Known for oneUnknown — not stated by the source1 x 4 GB
Storage4 differ
Total storage capacityDiffers512 GB500 GB
Storage mediaDiffersSSDHDD
Number of SSDs installedKnown for one1Unknown — not stated by the source
SSD capacityKnown for one512 GBUnknown — not stated by the source
Optical drive typeDiffersNoDVD±RW
Compatible memory cardsDiffersSD, SDHC, SDXCMMC, SD, SDHC, SDXC
Number of HDDs installedKnown for oneUnknown — not stated by the source1
HDD capacityKnown for oneUnknown — not stated by the source500 GB
HDD interfaceKnown for oneUnknown — not stated by the sourceSATA III
HDD speedKnown for oneUnknown — not stated by the source7200 RPM
HDD sizeKnown for oneUnknown — not stated by the source2.5"
Graphics8 differ
Discrete graphics cardDiffersYesNo
Discrete graphics card modelDiffersNVIDIA® Quadro® M1200Not available
Discrete graphics card memoryKnown for one4 GBUnknown — not stated by the source
Discrete graphics memory typeKnown for oneGDDR5Unknown — not stated by the source
On-board graphics card modelDiffersIntel® HD Graphics 630Intel® HD Graphics 5500
Maximum on-board graphics card memoryDiffers64 GB16 GB
On-board graphics card base frequencyDiffers350 MHz300 MHz
On-board graphics card dynamic frequency (max)Differs1100 MHz850 MHz
On-board graphics card DirectX versionDiffers12.011.2
On-board graphics card OpenGL versionKnown for one4.4Unknown — not stated by the source
On-board graphics card IDDiffers0x591B0x1616
Number of discrete graphics cards installedKnown for one1Unknown — not stated by the source
Number of discrete graphics cards supportedKnown for one1Unknown — not stated by the source
CUDAKnown for oneYesUnknown — not stated by the source
CUDA coresKnown for one640Unknown — not stated by the source
NVIDIA G-SYNCKnown for oneNoUnknown — not stated by the source
NVIDIA GameWorks VRKnown for oneNoUnknown — not stated by the source
Audioidentical
Audio systemKnown for oneUnknown — not stated by the sourceDolby Advanced Audio
Number of built-in speakersKnown for oneUnknown — not stated by the source2
Speaker powerKnown for oneUnknown — not stated by the source2 W
Cameraidentical
Front camera resolution (numeric)Known for one0.92 MPUnknown — not stated by the source
Front camera resolutionKnown for one1280 x 720 pixelsUnknown — not stated by the source
Video capturing speedKnown for one30 fpsUnknown — not stated by the source
Front camera signal formatKnown for oneUnknown — not stated by the source720p
Network1 differ
Ethernet LANDiffersNoYes
Wi-Fi standardsKnown for oneUnknown — not stated by the source802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN data ratesKnown for oneUnknown — not stated by the source10,100,1000 Mbit/s
Bluetooth versionKnown for oneUnknown — not stated by the source4.0
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers01
Ethernet LAN (RJ-45) portsDiffers01
HDMI versionKnown for one1.4Unknown — not stated by the source
VGA (D-Sub) ports quantityDiffers01
Thunderbolt 3 ports quantityDiffers10
Thunderbolt™ 3 TechnologyKnown for oneYesUnknown — not stated by the source
Docking connectorDiffersNoYes
USB Sleep-and-Charge portsDiffers21
Headphone outputsKnown for oneUnknown — not stated by the source0
S/PDIF out portKnown for oneUnknown — not stated by the sourceNo
Microphone inKnown for oneUnknown — not stated by the sourceNo
ExpressCard slotKnown for oneUnknown — not stated by the sourceNo
CardBus PCMCIA slots quantityKnown for oneUnknown — not stated by the source0
CardBus PCMCIA slot typeKnown for oneUnknown — not stated by the sourceNo
SmartCard slotKnown for oneUnknown — not stated by the sourceNo
Keyboard3 differ
Pointing deviceDiffersTouchpadThinkPad UltraNav
Keyboard backlitDiffersYesNo
Numeric keypadDiffersNoYes
Spill-resistant keyboardKnown for oneUnknown — not stated by the sourceYes
Softwareidentical
Drivers includedKnown for oneYesUnknown — not stated by the source
Processor special features8 differ
Intel HD GraphicsKnown for oneYesUnknown — not stated by the source
Intel Software Guard Extensions (Intel SGX)Known for oneYesUnknown — not stated by the source
Intel Stable Image Platform Program (SIPP)DiffersYesNo
Intel Stable Image Platform Program (SIPP) versionDiffers1.000.00
Intel TSX-NIDiffersYesNo
Intel TSX-NI versionDiffers1.000.00
Intel Trusted Execution TechnologyDiffersYesNo
Intel® My WiFi Technology (Intel® MWT)Known for oneYesUnknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers2.0No
Processor ARK IDDiffers9749684695
Processor package sizeDiffers42 x 28 mm40 x 24x 1.3 mm
Intel FDI TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel Fast Memory AccessKnown for oneUnknown — not stated by the sourceYes
Intel® Insider™Known for oneUnknown — not stated by the sourceYes
Intel® Small Business Advantage (Intel® SBA)Known for oneUnknown — not stated by the sourceYes
Processor codeKnown for oneUnknown — not stated by the sourceSR27G
Battery1 differ
Battery capacityDiffers97 Wh48 Wh
Battery voltageKnown for one11.4 VUnknown — not stated by the source
Battery life (max)Known for oneUnknown — not stated by the source9 h
Poweridentical
AC adapter powerKnown for one130 WUnknown — not stated by the source
AC adapter output currentKnown for one6.67 AUnknown — not stated by the source
AC adapter output voltageKnown for one19.5 VUnknown — not stated by the source
Securityidentical
Cable lock slot typeKnown for oneKensingtonUnknown — not stated by the source
Fingerprint readerKnown for oneUnknown — not stated by the sourceYes
Trusted Platform Module (TPM)Known for oneUnknown — not stated by the sourceYes
Password protection typeKnown for oneUnknown — not stated by the sourceHDD, Power on, Supervisor
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °CUnknown — not stated by the source
Storage temperature (T-T)Known for one-40 - 70 °CUnknown — not stated by the source
Operating relative humidity (H-H)Known for one10 - 90%Unknown — not stated by the source
Storage relative humidity (H-H)Known for one10 - 95%Unknown — not stated by the source
Operating altitudeKnown for one-15.2 - 3048 mUnknown — not stated by the source
Non-operating altitudeKnown for one-15.2 - 10668 mUnknown — not stated by the source
Operating shockKnown for one110 GUnknown — not stated by the source
Non-operating shockKnown for one160 GUnknown — not stated by the source
Operating vibrationKnown for one0.66 GUnknown — not stated by the source
Non-operating vibrationKnown for one1.3 GUnknown — not stated by the source
Sustainability1 differ
Sustainability certificatesDiffersENERGY STAREPEAT Gold, ENERGY STAR
Weight & dimensions4 differ
WeightDiffers1.78 kg2.35 kg
WidthDiffers357 mm377 mm
DepthDiffers235.3 mm256 mm
HeightDiffers11.1 mm27 mm
Packaging contentidentical
Quick start guideKnown for oneYesUnknown — not stated by the source
Warranty cardKnown for oneYesUnknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for oneUnknown — not stated by the sourceIntel SoC
Certificatesidentical
Compliance certificatesKnown for oneUnknown — not stated by the sourceRoHS

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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