Dell 15R vs Dell 2420

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Summary

Processor Family

N/A
Intel Core i3
(3rd Gen)

Clock Speed

2.2 Ghz
2.4 Ghz

Capacity

8 GB RAM
2 GB RAM

RAM Features

DDR3
1600 Mhz
DDR3

Hard Disk

1 TB HDD
32 GB SSD
500 GB HDD

Hard Disk Features

SATA
5400 RPM
SATA
5400 RPM

Display Size

15.6 inches
(39.62 cm)
14.0 inches
(35.56 cm)

Display Features

HD WLED Screen Display
HD WLED Anti-Glare Display

OS

Windows 8
DOS

Type

(64-bit) OS
N/A

General Information

Brand

Dell
Dell

Model

15R
2420

Thickness

N/A
31.5 Millimeter thickness

Dimensions (WxDxH)

N/A
376 x 260 x 31.5  mm

Weight

2.5 Kg weight
2.4 Kg weight

Colors

Black
Grey

Operating System

Windows 8
DOS

Operating System Type

64-bit
N/A

Display Details

Display Size

15.6 Inches  (39.62 cm)
14.0 Inches  (35.56 cm)

Display Resolution

1920 x 1080 Pixels
1366 x 768 Pixels

Pixel Density

141 ppi
112 ppi

Display Type

LED
LED

Display Features

HD WLED Screen Display
HD WLED Anti-Glare Display

Display Touchscreen

N/A
No

Performance

Processor

Intel Quad Core i7-3632QM
Intel Core i3-3110M

3rd Gen

Clock-speed

2.2 Ghz
2.4 Ghz

Chipset

N/A
Intel HM75 Express

Graphic Processor

Radeon HD 7730M
NVIDIA GeForce GT 620M

Graphics Memory

2 GB
1 GB

Memory

Capacity

8 GB
2 GB

RAM type

DDR3
DDR3

RAM speed

1600 Mhz
N/A

Memory Slots

2
2

Expandable Memory

N/A
8 GB

Memory Layout

N/A
1 x 2 Gigabyte

Storage

HDD Capacity

1 TB
500 GB

HDD Speed(RPM)

5400 RPM
5400 RPM

HDD type

SATA
SATA

SSD Capacity

32 GB
N/A

Battery

Battery Cell

6 Cell
6 Cell

Battery type

Li-Ion
Li-Ion

Battery Life

N/A
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

N/A
4.0

Ports

USB 3.0 slots

4
N/A

USB 2.0 slots

N/A
3

SD Card Reader

Yes
Yes

Ethernet Ports

N/A
1

Headphone Jack

Yes
Yes

Microphone Jack

Yes
Yes

VGA Port

N/A
Yes

Multimedia

Web-cam

Yes
Yes

Web-cam Resolution

1.0 MP
1.0 MP

Secondary cam(Rear-facing)

No
No

Speakers

2.0 Skull Candy Speakers
Stereo Speakers

In-built Microphone

Yes
Yes

Microphone Type

N/A
Digital Microphone

Peripherals

Optical Drive

DVD RW Drive
DVD RW Drive

Drive Type

DVD Writer
DVD Writer

Pointing Device

Touchpad
Touchpad

Keyboard

N/A
Standard Keyboard

Backlit Keyboard

Yes
N/A

Others

Warranty

1 Year
1 Year

Sales Package

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