Lenovo W540 (20BG000SAU) vs Acer TMP648-MG-789T (NX.VCWAA.001)

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Summary

Processor Family

N/A
Intel Core i7
(6th Gen)

Clock Speed

2.8 Ghz
2.5 Ghz

Capacity

16 GB RAM
8 GB RAM

RAM Features

DDR3
1600 Mhz
DDR4
2133 Mhz

Hard Disk

1 TB HDD
256 GB SSD

Hard Disk Features

SATA
5400 RPM
N/A

Display Size

15.5 inches
(39.37 cm)
14 inches
(35.56 cm)

Display Features

HD LED Antiglare Display
Full HD ComfyView IPS technology

OS

Windows 7
Windows 10

Type

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

General Information

Brand

Lenovo
Acer

Model

W540 (20BG000SAU)
TMP648-MG-789T (NX.VCWAA.001)

Thickness

27.9 Millimeter thickness
20 Millimeter thickness

Dimensions (WxDxH)

377 x 248 x 27.9  mm
328 x 236 x 20  mm

Weight

2.5 Kg weight
1.7 Kg weight

Colors

Black
Black

Operating System

Windows 7 Professional
Windows 10 Professional

Operating System Type

64-bit
64-bit

Display Details

Display Size

15.5 Inches  (39.37 cm)
14 Inches  (35.56 cm)

Display Resolution

2880 x 1620 Pixels
1920 x 1080 Pixels

Pixel Density

213 ppi
157 ppi

Display Type

LED
LED

Display Features

HD LED Antiglare Display
Full HD ComfyView IPS technology

Display Touchscreen

No
No

Performance

Processor

Intel Core i7-4900MQ
Intel Core i7-6500U

6th Gen

Clock-speed

2.8 Ghz
2.5 Ghz

Chipset

Intel QM87 Express
N/A

Graphic Processor

NVIDIA Quadro K2100M
NVIDIA GeForce 940M

Graphics Memory

2 GB
2 GB

Memory

Capacity

16 GB
8 GB

RAM type

DDR3
DDR4

RAM speed

1600 Mhz
2133 Mhz

Memory Slots

4 SODIMM
2

Expandable Memory

32 GB
16 GB

Memory Layout

2 x 8 Gigabyte
2 x 4 Gigabyte

Storage

HDD Capacity

1 TB
N/A

HDD Speed(RPM)

5400 RPM
N/A

HDD type

SATA
N/A

SSD Capacity

N/A
256 GB

Battery

Battery Cell

9 Cell Cell
3 Cell

Battery type

Li-Ion
Li-Po

Power Supply

N/A
65 W AC Adapter W

Battery Life

11 Hrs
8 Hrs

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
N/A

Other Networking Options

1 x Thunderbolt 1 x DC in slot 1 x Express Card (Smart Card) 3G
Multi-Format SD media card reader

Ports

USB 3.0 slots

2
3

USB 2.0 slots

2
N/A

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

Sound Technologies

Dolby Home Theater v4
N/A

In-built Microphone

Yes
Yes

Microphone Type

N/A
Internal Microphone

Peripherals

Optical Drive

SuperMulti DVD Burner
N/A

Pointing Device

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

Keyboard

Full-sized spill-resistant keyboard
Standard Notebook Keyboard

Fingerprint Scanner

Yes
No

Others

Warranty

1 Year
1 Year

Lockport

Yes
No

Sales Package

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