Dell 2520 vs Dell N3521

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Summary

Processor Family

Intel Core i3
(3rd Gen)
Intel Pentium Dual-Core

Clock Speed

2.2 Ghz
1.6 Ghz

Capacity

2 GB RAM
4 GB RAM

RAM Features

DDR3
DDR3

Hard Disk

500 GB HDD
500 GB HDD

Hard Disk Features

SATA
5400 RPM
SATA
5400 RPM

Display Size

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

Display Features

HD WLED Anti-Glare Display
HD WLED Display

OS

Windows 8
DOS

Type

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

General Information

Brand

Dell
Dell

Model

2520
N3521

Thickness

34.5 Millimeter thickness
31.3 Millimeter thickness

Dimensions (WxDxH)

376 x 260 x 34.5  mm
376 x 259 x 31.3  mm

Weight

2.36 Kg weight
2.4 Kg weight

Colors

Black
Black

Operating System

Windows 8
DOS

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

1366 x 768 Pixels
1366 x 768 Pixels

Pixel Density

100 ppi
100 ppi

Display Type

LED
LED

Display Features

HD WLED Anti-Glare Display
HD WLED Display

Display Touchscreen

No
No

Performance

Processor

Intel Core i3-3110M

3rd Gen
Intel Pentium 2117

Clock-speed

2.2 Ghz
1.6 Ghz

Chipset

Intel HM75 Express
Intel HM76 Express

Graphic Processor

Intel HD 3000
Intel HD Graphics

Memory

Capacity

2 GB
4 GB

RAM type

DDR3
DDR3

Memory Slots

2 DIMM
N/A

Expandable Memory

8 GB
8 GB

Storage

HDD Capacity

500 GB
500 GB

HDD Speed(RPM)

5400 RPM
5400 RPM

HDD type

SATA
SATA

Battery

Battery Cell

6 Cell
4 Cell

Battery type

Li-Ion
Li-Ion

Power Supply

65 W
65 W

Battery Life

3 Hrs
3.5 Hrs

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
N/A

Other Networking Options

Multi Card Slot : 3-in-1 Card Reader
N/A

Ports

USB 2.0 slots

3
3

SD Card Reader

Yes
Yes

Ethernet Ports

1
1

Headphone Jack

Yes
Yes

Microphone Jack

Yes
Yes

VGA Port

Yes
N/A

Multimedia

Web-cam

Yes
Yes

Web-cam Resolution

1 MP
0.3

Secondary cam(Rear-facing)

No
No

Audio Solution

HD Audio Solution
HD Audio Solution

Speakers

Stereo speakers
Stereo speakers

In-built Microphone

Yes
N/A

Peripherals

Optical Drive

DVD RW Drive
DVD RW Drive with Dual Layer Support

Drive Type

DVD Writer
DVD Writer

Pointing Device

Touchpad
Touchpad

Keyboard

Standard Keyboard
Standard Keyboard

Others

Warranty

1 Year
1 Year

Sales Package

Laptop Battery AC Adapter Backpack User Guide and Manuals
Laptop Battery AC Adapter User Guide and Manuals