Dell 15 5520 vs Lenovo W540 (20BG0014US)

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Summary

Processor Family

Intel Core i7
(6th Gen)
Intel Core i7
(4th Gen)

Clock Speed

2.7 Ghz
2.7 Ghz

Capacity

8 GB RAM
8 GB RAM

RAM Features

DDR4
2400 Mhz
DDR3
1600 Mhz

Hard Disk

256 GB SSD
256 GB SSD

Display Size

15.6 inches
(39.62 cm)
15.6 inches
(39.62 cm)

Display Features

Full HD LED Backlit IPS Display
Full HD LED Backlit IPS Display

OS

Windows 10
Windows 7

Type

(64-bit) OS
(64-bit) OS

General Information

Brand

Dell
Lenovo

Model

15 5520
W540 (20BG0014US)

Thickness

11.4 Millimeter thickness (Slim)
28 Millimeter thickness

Dimensions (WxDxH)

357.23 x 235.47 x 11.4  mm
376 x 249 x 28  mm

Weight

1.78 Kg weight
2.7 Kg weight

Colors

Black
Black

Operating System

Windows 10 Home Basic
Windows 7 Home Basic

Operating System Type

64-bit
64-bit

Display Details

Display Size

15.6 Inches  (39.62 cm)
15.6 Inches  (39.62 cm)

Display Resolution

1920 x 1080 Pixels
1920 x 1080 Pixels

Pixel Density

141 ppi
141 ppi

Display Type

LED
LED

Display Features

Full HD LED Backlit IPS Display
Full HD LED Backlit IPS Display

Display Touchscreen

No
No

Performance

Processor

Intel Core i7-6820HQ

6th Gen
Intel Core i7-4800MQ

4th Gen

Clock-speed

2.7 Ghz
2.7 Ghz

Chipset

Intel CM238 Express
N/A

Graphic Processor

NVIDIA Quadro M1200
NVIDIA Quadro K1100M

Graphics Memory

4 GB
N/A

Memory

Capacity

8 GB
8 GB

RAM type

DDR4
DDR3

RAM speed

2400 Mhz
1600 Mhz

Memory Slots

1
1

Expandable Memory

32 GB
N/A

Memory Layout

1x8 Gigabyte
1x8 Gigabyte

Storage

SSD Capacity

256 GB
256 GB

Battery

Battery Cell

4 Cell
9 Cell

Battery type

Li-Ion
Li-Ion

Power Supply

56 W AC Adapter W
99 W AC Adapter W

Networking

Wireless LAN

802.11 a/b/g/n/ac
802.11 a/b/g/n/ac

Wi-Fi Version

5
5

Bluetooth

Yes
Yes

Bluetooth Version

4.2
4.0

Other Networking Options

Multi-Format SD Media card Reader
Multi-Format SD Media card Reader

Ports

USB 3.0 slots

2
2

SD Card Reader

Yes
Yes

Ethernet Ports

1
1

Headphone Jack

Yes
Yes

Microphone Jack

Yes
Yes

Multimedia

Web-cam

Yes
Yes

Video Recording

720p HD
720p HD

Secondary cam(Rear-facing)

No
No

Speakers

Dual Speakers
Dual Speakers

In-built Microphone

Yes
Yes

Microphone Type

Digital Microphone
Internal Microphone

Peripherals

Optical Drive

N/A
DVD R/W Writer

Drive Type

N/A
DVD Writer

Pointing Device

Touchpad with Multi-Touch Gestures Enabled
Touchpad with Multi-Touch Gestures Enabled

Keyboard

Standard Notebook Keyboard
Standard Notebook Keyboard

Fingerprint Scanner

No
Yes

Others

Warranty

1 Year
1 Year

Lockport

Yes
N/A

Sales Package

Laptop Battery AC Adapter User Guide
Laptop Battery AC Adapter User Guide