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Product comparison · 2 laptops

Lenovo E550 + Office 2016 Home & Business vs Lenovo ThinkPad P71 Intel® Core™ i7 i7-7700HQ Mobile workstation

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  • 148specifications compared
  • 56differ
  • 92identical
  • 50known for one product only

Key differences

  • Product type
    • Laptop
    • Mobile workstation
  • Display diagonal
    • 39.6 cm (15.6")
    • 43.9 cm (17.3")
  • Display resolution
    • 1366 x 768 pixels
    • 1920 x 1080 pixels
  • HD type
    • HD
    • Full HD
  • Processor family
    • Intel® Core™ i3
    • Intel® Core™ i7
  • Processor generation
    • 5th gen Intel® Core™ i3
    • 7th gen Intel® Core™ i7
  • Processor model
    • i3-5005U
    • i7-7700HQ
  • Processor cores
    • 2
    • 4

Side by side

Differences highlightedShow differences only
198 specifications
A

Lenovo

E550 + Office 2016 Home & BusinessView product
B

Lenovo

ThinkPad P71 Intel® Core™ i7 i7-7700HQ Mobile workstation

Model P71

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Design2 differ
Product typeDiffersLaptopMobile workstation
Housing materialDiffersAcrylonitrile butadiene styrene (ABS)Aluminium, Glass fibre, Magnesium, Polyphenylene sulfide (PPS)
Market positioningKnown for oneBusiness
Display3 differ
Display diagonalDiffers39.6 cm (15.6")43.9 cm (17.3")
Display resolutionDiffers1366 x 768 pixels1920 x 1080 pixels
HD typeDiffersHDFull HD
Panel typeKnown for oneIPS
Display brightnessKnown for one300 cd/m²
Contrast ratio (typical)Known for one800:1
Processor18 differ
Processor familyDiffersIntel® Core™ i3Intel® Core™ i7
Processor generationDiffers5th gen Intel® Core™ i37th gen Intel® Core™ i7
Processor modelDiffersi3-5005Ui7-7700HQ
Processor coresDiffers24
Processor threadsDiffers48
Processor frequencyDiffers2 GHz2.8 GHz
System bus rateDiffers5 GT/s8 GT/s
Processor cacheDiffers3 MB6 MB
Processor socketKnown for oneBGA 1168
Processor operating modesDiffers32-bit, 64-bit64-bit
Processor seriesDiffersIntel Core i3-5000 Mobile seriesIntel Core i7-7700 Mobile Series
Processor codenameDiffersBroadwellKaby Lake
Bus typeDiffersDMI2DMI3
SteppingKnown for oneF0
Thermal Design Power (TDP)Differs15 W45 W
Configurable TDP-downDiffers10 W35 W
Configurable TDP-down frequencyKnown for one0.6 GHz
TjunctionDiffers105 °C100 °C
Maximum number of PCI Express lanesDiffers1216
PCI Express configurationsDiffers2x4, 4x11x16, 1x8, 2x4, 2x8
PCI Express slots versionDiffers2.03.0
Processor boost frequencyKnown for one3.8 GHz
ECC supported by processorKnown for oneNo
Memory6 differ
Internal memoryDiffers4 GB8 GB
Internal memory typeDiffersDDR3L-SDRAMDDR4-SDRAM
Memory clock speedDiffers1600 MHz2400 MHz
Memory layout (slots x size)Known for one1 x 4 GB
Memory slotsDiffers2x SO-DIMM4x SO-DIMM
Maximum internal memoryDiffers16 GB64 GB
Maximum internal memory (64-bit)Differs16 GB64 GB
Storage2 differ
Total storage capacityDiffers500 GB256 GB
Storage mediaDiffersHDDSSD
Number of HDDs installedKnown for one1
HDD capacityKnown for one500 GB
HDD interfaceKnown for oneSATA III
HDD speedKnown for one7200 RPM
HDD sizeKnown for one2.5"
Number of SSDs installedKnown for one1
SSD capacityKnown for one256 GB
SSD form factorKnown for oneM.2
Graphics8 differ
Discrete graphics cardDiffersNoYes
Discrete graphics card modelDiffersNot availableNVIDIA® Quadro® M620
On-board graphics card modelDiffersIntel® HD Graphics 5500Intel® HD Graphics 630
Maximum on-board graphics card memoryDiffers16 GB64 GB
On-board graphics card base frequencyDiffers300 MHz350 MHz
On-board graphics card dynamic frequency (max)Differs850 MHz1100 MHz
On-board graphics card DirectX versionDiffers11.212.0
On-board graphics card IDDiffers0x16160x591B
Discrete graphics card memoryKnown for one2 GB
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card OpenGL versionKnown for one4.4
Audioidentical
Audio systemKnown for oneDolby Advanced Audio
Audio chipKnown for oneRealtek ALC3268
Optical driveidentical
LightScribeKnown for oneNo
Network2 differ
Wi-Fi standardsDiffers802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth versionDiffers4.04.1
Top Wi-Fi standardKnown for oneWi-Fi 5 (802.11ac)
Antenna typeKnown for one2x2
WLAN controller modelKnown for oneIntel Dual Band Wireless-AC 8265
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers10
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers24
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers02
VGA (D-Sub) ports quantityDiffers10
Headphone outputsKnown for one0
S/PDIF out portKnown for oneNo
Microphone inKnown for oneNo
ExpressCard slotKnown for oneNo
CardBus PCMCIA slots quantityKnown for one0
CardBus PCMCIA slot typeKnown for oneNo
SmartCard slotKnown for oneNo
HDMI versionKnown for one1.4b
Mini DisplayPorts quantityKnown for one1
Performance1 differ
Motherboard chipsetDiffersIntel SoCIntel® CM238
Keyboard1 differ
Keyboard backlitDiffersNoYes
Processor special features3 differ
Intel FDI TechnologyKnown for oneYes
Intel Fast Memory AccessKnown for oneYes
Intel® Insider™Known for oneYes
Intel® Small Business Advantage (Intel® SBA)Known for oneYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers8469597185
Processor codeKnown for oneSR27G
Processor package sizeDiffers40 x 24x 1.3 mm42 x 28 mm
Intel Software Guard Extensions (Intel SGX)Known for oneYes
Intel® My WiFi Technology (Intel® MWT)Known for oneYes
Battery2 differ
Number of battery cellsDiffers68
Battery capacityDiffers48 Wh96 Wh
Battery life (max)Known for one9 h
Poweridentical
DC-in jackKnown for oneYes
Sustainability1 differ
Sustainability certificatesDiffersEPEAT Gold, ENERGY STARENERGY STAR
Weight & dimensions3 differ
WeightDiffers2.35 kg3.3 kg
WidthDiffers377 mm416 mm
DepthDiffers256 mm275.5 mm
HeightKnown for one27 mm
Height (front)Known for one2.99 cm
Height (rear)Known for one3.42 cm
Packaging contentidentical
Quick start guideKnown for oneYes
Other featuresidentical
3DKnown for oneNo

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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