Lenovo T440s (20AR005MAU) vs Lenovo T440 (20B7004PUS)

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Summary

Processor Family

N/A
Intel Core i5
(4th Gen)

Clock Speed

2.1 Ghz
1.9 Ghz

Capacity

8 GB RAM
4 GB RAM

RAM Features

DDR3
1333 Mhz
DDR3
1600 Mhz

Hard Disk

256 GB SSD
500 GB HDD

Hard Disk Features

N/A
SATA
7200 RPM

Display Size

14.0 inches
(35.56 cm)
14 inches
(35.56 cm)

Display Features

HD LED Backlit display
HD LED Backlit Display

OS

Windows 7
Windows 8

Type

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

General Information

Brand

Lenovo
Lenovo

Model

T440s (20AR005MAU)
T440 (20B7004PUS)

Thickness

20.6 Millimeter thickness
30.4 Millimeter thickness

Dimensions (WxDxH)

330 x 226 x 20.6  mm
335.28 x 228.6 x 30.4  mm

Weight

1.9 Kg weight
2.3 Kg weight

Colors

Black
Black

Operating System

Windows 7 Professional
Windows 8 Professional

Operating System Type

64-bit
64-bit

Display Details

Display Size

14.0 Inches  (35.56 cm)
14 Inches  (35.56 cm)

Display Resolution

1366 x 768 Pixels
1366 x 768 Pixels

Pixel Density

112 ppi
112 ppi

Display Type

LED
LED

Display Features

HD LED Backlit display
HD LED Backlit Display

Display Touchscreen

No
No

Performance

Processor

Intel Core i7-4600U
Core i5 i5-4300U

4th Gen

Clock-speed

2.1 Ghz
1.9 Ghz

Chipset

Intel QM87 Express
N/A

Graphic Processor

Intel HD 4400
Intel HD Graphics 4400

Memory

Capacity

8 GB
4 GB

RAM type

DDR3
DDR3

RAM speed

1333 Mhz
1600 Mhz

Memory Slots

1 DIMM
1

Expandable Memory

12 GB
8 GB

Memory Layout

4+4 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

256 GB
N/A

Battery

Battery Cell

3 Cell
6 Cell

Battery type

Li-Po
Li-Ion

Power Supply

45 W AC Adapter W
45 W AC Adapter W

Networking

Wireless LAN

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

Wi-Fi Version

4
5

Bluetooth

Yes
Yes

Bluetooth Version

4.0
4.0

Other Networking Options

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

Ports

USB 3.0 slots

3
2

USB 2.0 slots

N/A
1

SD Card Reader

Yes
Yes

Ethernet Ports

1
1

Headphone Jack

Yes
Yes

Microphone Jack

Yes
Yes

VGA Port

Yes
Yes

Multimedia

Web-cam

Yes
Yes

Video Recording

720p HD
HD 720p

Secondary cam(Rear-facing)

No
No

Audio Solution

HD Audio Solution
N/A

Speakers

Stereo Speakers
Stereo Speakers

In-built Microphone

Yes
Yes

Microphone Type

N/A
Monaural Microphone

Peripherals

Pointing Device

Touchpad with Multi-touch Gesture Support
Touchpad

Keyboard

ThinkPad Precision Keyboard
Standard Notebook Keyboard

Backlit Keyboard

Yes
N/A

Fingerprint Scanner

Yes
Yes

Others

Warranty

1 Year
1 Year

Lockport

Yes
Yes

Sales Package

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