Dell 2420 vs Dell 2520

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Summary

Processor Family

Intel Core i5
(3rd Gen)
Intel Core i5
(3rd Gen)

Clock Speed

2.6 Ghz
2.6 Ghz

Capacity

4 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

14.1 inches
(35.81 cm)
15.6 inches
(39.62 cm)

Display Features

HD WLED Anti-Glare Display
HD LED Anti-Glare Display

OS

DOS
Windows 7

Type

N/A
(64-bit) OS

General Information

Brand

Dell
Dell

Model

2420
2520

Thickness

34.7 Millimeter thickness
34.5 Millimeter thickness

Dimensions (WxDxH)

342 x 244 x 34.7  mm
376 x 260 x 34.5  mm

Weight

2.2 Kg weight
2.4 Kg weight

Colors

Grey
Grey

Operating System

DOS
Windows 7 Professional

Operating System Type

N/A
64-bit

Display Details

Display Size

14.1 Inches  (35.81 cm)
15.6 Inches  (39.62 cm)

Display Resolution

1366 x 768 Pixels
1366 x 768 Pixels

Pixel Density

111 ppi
100 ppi

Display Type

LED
LED

Display Features

HD WLED Anti-Glare Display
HD LED Anti-Glare Display

Display Touchscreen

No
No

Performance

Processor

Intel Core i5-3228M

3rd Gen
Intel Core i5-3230M

3rd Gen

Clock-speed

2.6 Ghz
2.6 Ghz

Chipset

Intel HM75 Express
Intel B75 Express

Graphic Processor

Intel HD 4000
Intel HD 4000

Memory

Capacity

4 GB
4 GB

RAM type

DDR3
DDR3

Memory Slots

2 DIMM
2 DIMM

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
6 Cell

Battery type

Li-Ion
Li-Ion

Power Supply

65 W
65 W

Battery Life

3 Hrs
3 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
4.0

Other Networking Options

Multi Card Slot : 3-in-1 Card Reader
Multi Card Slot : 3-in-1 Card Reader

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
Yes

Multimedia

Web-cam

Yes
Yes

Web-cam Resolution

1 MP
1 MP

Secondary cam(Rear-facing)

No
No

Audio Solution

HD Audio Solution
HD Audio Solution

Speakers

Stereo speakers
Stereo speakers

In-built Microphone

Yes
Yes

Microphone Type

Digital Microphone
Digital Microphone

Peripherals

Optical Drive

DVD RW Drive
DVD RW Drive

Drive Type

DVD Writer
DVD Writer

Pointing Device

Touchpad
Touchpad

Keyboard

Standard Keyboard
Standard Keyboard

Others

Warranty

1 Year
3 Years

Sales Package

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