Dell Inspiron 15 3521 Laptop
|
Dell Inspiron 15R 5520 Laptop
|
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Dell 15 3521 vs Dell 15R 5520
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Summary
Processor Family
|
Intel Core i3
(3rd Gen)
|
Intel Core i5
(3rd Gen)
|
Clock Speed
|
1.9 Ghz
|
2.9 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 LED Glare Display
|
HD LED Glare Display
|
OS
|
DOS
|
DOS
|
Type
|
N/A
|
(64-bit) OS
|
General Information
Brand
|
Dell
|
Dell
|
Model
|
15 3521
|
15R 5520
|
Thickness
|
25.3 Millimeter thickness
|
28.2 Millimeter thickness
|
Dimensions (WxDxH)
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376 x 259 x 25.3 mm
|
345 x 238 x 28.2 mm
|
Weight
|
2.3 Kg weight
|
2.7 Kg weight
|
Colors
|
Black
|
Silver
|
Operating System
|
DOS
|
DOS
|
Operating System Type
|
N/A
|
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 LED Glare Display
|
HD LED Glare Display
|
Display Touchscreen
|
No
|
No
|
Performance
Processor
|
Intel Core i3-3217U
3rd Gen |
Intel Core i5-3210M
3rd Gen |
Clock-speed
|
1.9 Ghz
|
2.9 Ghz
|
Chipset
|
Intel HM76 Express
|
Intel HM77 Express
|
Graphic Processor
|
AMD Radeon 7670M
|
Intel HD 4000
|
Graphics Memory
|
1 GB
|
N/A
|
Memory
Capacity
|
2 GB
|
4 GB
|
RAM type
|
DDR3
|
DDR3
|
Memory Slots
|
2
|
2
|
Expandable Memory
|
N/A
|
8 GB
|
Memory Layout
|
1 x 2 Gigabyte
|
1 x 4 Gigabyte
|
Storage
HDD Capacity
|
500 GB
|
500 GB
|
HDD Speed(RPM)
|
5400 RPM
|
5400 RPM
|
HDD type
|
SATA
|
SATA
|
Battery
Battery Cell
|
4 Cell
|
6 Cell
|
Battery type
|
Li-Ion
|
Li-Ion
|
Power Supply
|
40 W AC Adapter W
|
90 W AC Adapter W
|
Battery Life
|
5 Hrs
|
6 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
|
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
|
N/A
|
Yes
|
Multimedia
Web-cam
|
Yes
|
Yes
|
Web-cam Resolution
|
1.0 MP
|
2.0 MP
|
Secondary cam(Rear-facing)
|
No
|
No
|
Speakers
|
Stereo Speakers
|
Audio Speakers
|
Sound Technologies
|
Waves MaxxAudio 3
|
N/A
|
In-built Microphone
|
Yes
|
Yes
|
Microphone Type
|
Digital Microphone
|
N/A
|
Peripherals
Optical Drive
|
DVD RW Drive
|
Super Multi Dual Layer Drive
|
Drive Type
|
DVD Writer
|
N/A
|
Pointing Device
|
Touchpad
|
Touchpad
|
Keyboard
|
Standard Keyboard
|
Standard Keyboard
|
Fingerprint Scanner
|
No
|
N/A
|
Others
Warranty
|
1 Year
|
1 Year
|
Lockport
|
Yes
|
N/A
|
Sales Package
|
Laptop Battery AC Adapter User Guide
|
Laptop Battery AC Adapter User Guide
|