Dell 2520 vs Lenovo 330-15IKB (81DC01A1IN)

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Summary

Processor Family

Intel Core i5
(3rd Gen)
Intel Core i3
(7th Gen)

Clock Speed

2.6 Ghz
2.3 Ghz

Capacity

4 GB RAM
4 GB RAM

RAM Features

DDR3
1600 Mhz
DDR4
2133 Mhz

Hard Disk

750 GB HDD
1 TB 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 LED Anti-glare Display
Full HD LED Backlit Anti-glare TN Display

OS

Windows 8
Windows 10

Type

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

User Ratings

N/A
3.7/5
(269 ratings)

General Information

Brand

Dell
Lenovo

Model

2520
330-15IKB (81DC01A1IN)

Thickness

34.5 Millimeter thickness
22.9 Millimeter thickness

Dimensions (WxDxH)

376 x 260 x 34.5  mm
378 x 260 x 22.9  mm

Weight

2.3 Kg weight
2.2 Kg weight

Colors

Grey
Grey

Operating System

Windows 8 Professional
Windows 10 Home Basic

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
1920 x 1080 Pixels

Pixel Density

100 ppi
141 ppi

Display Type

LED
LED

Display Features

HD LED Anti-glare Display
Full HD LED Backlit Anti-glare TN Display

Display Touchscreen

No
No

Performance

Processor

Intel Core i5-3230M

3rd Gen
Intel Core i3-7020U

7th Gen

Clock-speed

2.6 Ghz
2.3 Ghz

Chipset

Intel HM77 Express
N/A

Graphic Processor

Intel HD 4000
Intel HD 620

Memory

Capacity

4 GB
4 GB

RAM type

DDR3
DDR4

RAM speed

1600 Mhz
2133 Mhz

Memory Slots

2
1

Expandable Memory

8 GB
12 GB

Memory Layout

1 x 4 Gigabyte
1x4 Gigabyte

Storage

HDD Capacity

750 GB
1 TB

HDD Speed(RPM)

5400 RPM
5400 RPM

HDD type

SATA
SATA

Battery

Battery Cell

6 Cell
2 Cell

Battery type

Li-Ion
Li-Ion

Power Supply

48 W AC Adapter W
45 W AC Adapter W

Battery Life

3 Hrs
6 Hrs

Networking

Wireless LAN

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

Wi-Fi Version

4
5

Bluetooth

Yes
Yes

Bluetooth Version

4.0
4.1

Other Networking Options

N/A
Multi-Format SD Media card Reader

Ports

USB 3.0 slots

N/A
2

USB 2.0 slots

3
N/A

USB Type C

N/A
1

SD Card Reader

Yes
Yes

Ethernet Ports

N/A
1

Headphone Jack

Yes
Yes

Microphone Jack

Yes
Yes

VGA Port

Yes
N/A

Multimedia

Web-cam

Yes
Yes

Web-cam Resolution

1.0 MP
N/A

Video Recording

N/A
720P HD

Secondary cam(Rear-facing)

No
No

Speakers

Stereo Speakers (2 x 2 Watts)
Dual Speakers

Sound Technologies

N/A
Dolby Audio

In-built Microphone

Yes
Yes

Microphone Type

Digital Microphone
Built in Microphone

Peripherals

Optical Drive

Tray-load DVD RW Drive
Yes

Drive Type

DVD Writer
DVD Writer

Pointing Device

Touchpad
Touchpad with Multi-Touch Gesture Support

Keyboard

Standard Keyboard
Island-style Keyboard

Fingerprint Scanner

No
No

Others

Warranty

1 Year
1 Year

Sales Package

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