Lenovo N42 (80US0003US) vs Lenovo E540 (20C600AAUS)

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Summary

Processor Family

Intel Celeron Dual-Core
Intel Core i3
(4th Gen)

Clock Speed

1.6 Ghz
2.4 Ghz

Capacity

2 GB RAM
4 GB RAM

RAM Features

DDR3
DDR3
1600 Mhz

Hard Disk

16 GB SSD
500 GB HDD

Hard Disk Features

N/A
SATA
7200 RPM

Display Size

14 inches
(35.56 cm)
15.6 inches
(39.62 cm)

Display Features

HD LED Backlit Display
HD LED Backlit Display

OS

Google Chrome
Windows 7

Type

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

General Information

Brand

Lenovo
Lenovo

Model

N42 (80US0003US)
E540 (20C600AAUS)

Thickness

22.8 Millimeter thickness
30.4 Millimeter thickness

Dimensions (WxDxH)

331.47 x 231.9 x 22.8  mm
375.92 x 248.92 x 30.4  mm

Weight

1.49 Kg weight (Light-weight)
2.45 Kg weight

Colors

Black
Black

Operating System

Google Chrome
Windows 7 Professional

Operating System Type

64-bit
64-bit

Display Details

Display Size

14 Inches  (35.56 cm)
15.6 Inches  (39.62 cm)

Display Resolution

1366 x 768 Pixels
1366 x 768 Pixels

Pixel Density

112 ppi
100 ppi

Display Type

LED
LED

Display Features

HD LED Backlit Display
HD LED Backlit Display

Display Touchscreen

No
No

Performance

Processor

Intel Celeron Dual Core N3060
Intel Core i3-4000M

4th Gen

Clock-speed

1.6 Ghz
2.4 Ghz

Chipset

N/A
Intel HM87 Express

Graphic Processor

Intel HD Graphics 400
Intel HD Graphics 4600

Memory

Capacity

2 GB
4 GB

RAM type

DDR3
DDR3

RAM speed

N/A
1600 Mhz

Memory Slots

1
1

Expandable Memory

N/A
16 GB

Memory Layout

1 x 2 Gigabyte
1 x 4 Gigabyte

Storage

HDD Capacity

N/A
500 GB

HDD Speed(RPM)

N/A
7200 RPM

HDD type

N/A
SATA

SSD Capacity

16 GB
N/A

Battery

Battery Cell

N/A
6 Cell

Battery type

Li-Ion
Li-Ion

Power Supply

N/A
48 W AC Adapter W

Battery Life

11 Hrs
N/A

Networking

Wireless LAN

802.11 b/g/n
802.11 b/g/n

Wi-Fi Version

4
4

Bluetooth

Yes
Yes

Bluetooth Version

4.0
4.0

Other Networking Options

Multi-Format SD media card reader
Multi-Format SD media card reader (4-in-1)

Ports

USB 3.0 slots

2
2

SD Card Reader

Yes
Yes

Ethernet Ports

1
1

Headphone Jack

Yes
Yes

Microphone Jack

Yes
Yes

VGA Port

N/A
Yes

Multimedia

Web-cam

Yes
Yes

Video Recording

HD 720p
HD 720p

Secondary cam(Rear-facing)

No
No

Audio Solution

N/A
HD Audio Solution

Speakers

Stereo Speakers
Stereo Speakers

Sound Technologies

N/A
Dolby Advanced Audio v2

In-built Microphone

Yes
Yes

Microphone Type

Monaural Microphone
Monaural Microphone

Peripherals

Optical Drive

N/A
DVD R/W Writer

Drive Type

N/A
DVD Writer

Pointing Device

Touchpad with Multi-touch Gesture support
Touchpad with Multi-touch Gesture support

Keyboard

Standard Notebook Keyboard
TrackPoint UltraNav Keyboard

Fingerprint Scanner

No
Yes

Others

Warranty

1 Year
1 Year

Lockport

No
Yes

Sales Package

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