HP 820 G3 (W8H23PA) vs HP 840 G3 (W8H21PA)

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Summary

Processor Family

Intel Core i7
(6th Gen)
Intel Core i7
(6th Gen)

Clock Speed

2.5 Ghz
2.5 Ghz

Capacity

8 GB RAM
8 GB RAM

RAM Features

DDR3
1600 Mhz
DDR4
2133 Mhz

Hard Disk

256 GB SSD
256 GB SSD

Display Size

12.5 inches
(31.75 cm)
14.0 inches
(35.56 cm)

Display Features

HD LED Backlit Display
HD LED Backlit Display

OS

Windows 10
Windows 10

Type

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

General Information

Brand

HP
HP

Model

820 G3 (W8H23PA)
840 G3 (W8H21PA)

Thickness

18.9 Millimeter thickness
18.9 Millimeter thickness

Dimensions (WxDxH)

310 x 218 x 18.9  mm
338 x 237 x 18.9  mm

Weight

1.26 Kg weight (Light-weight)
1.34 Kg weight (Light-weight)

Colors

Silver
Silver

Operating System

Windows 10 Professional
Windows 10 Professional

Operating System Type

64-bit
64-bit

Display Details

Display Size

12.5 Inches  (31.75 cm)
14.0 Inches  (35.56 cm)

Display Resolution

1366 x 768 Pixels
1366 x 768 Pixels

Pixel Density

125 ppi
112 ppi

Display Type

LED
LED

Display Features

HD LED Backlit Display
HD LED Backlit Display

Display Touchscreen

No
No

Performance

Processor

Intel Core i7-6500U

6th Gen
Intel Core i7-6500U

6th Gen

Clock-speed

2.5 Ghz
2.5 Ghz

Graphic Processor

Intel HD 520
Intel HD 520

Memory

Capacity

8 GB
8 GB

RAM type

DDR3
DDR4

RAM speed

1600 Mhz
2133 Mhz

Memory Slots

1
2 SODIMM

Expandable Memory

16 GB
16 GB

Memory Layout

1 x 8 Gigabyte
1 x 8 Gigabyte

Storage

SSD Capacity

256 GB
256 GB

Battery

Battery Cell

3 Cell
3 Cell

Battery type

Li-Ion
Li-Ion

Power Supply

65 W AC Adapter W
65 W AC Adapter W

Networking

Wireless LAN

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

Wi-Fi Version

5
4

Bluetooth

Yes
Yes

Bluetooth Version

4.0
4.0

Other Networking Options

1 DisplayPort 1 x AC power
SD Card Reader

Ports

USB 3.0 slots

2
1

USB 2.0 slots

N/A
1

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

Secondary cam(Rear-facing)

No
No

Audio Solution

HD Audio Solution
HD Audio Solution

Speakers

Stereo Speakers
Stereo Speakers

Sound Technologies

HP Clear Sound Amp
HP Clear Sound Amp

In-built Microphone

Yes
Yes

Microphone Type

Dual array microphone
Dual array microphone

Peripherals

Pointing Device

Glass Touchpad with Multi-touch Gesture support (2-finger scroll taps& gestures
Glass Touchpad with Multi-touch Gesture support (2-finger scroll taps& gestures

Keyboard

Full-sizedSpill resistance keyboard
Full-sizedSpill resistance keyboard

Fingerprint Scanner

No
Yes

Others

Warranty

3 Years
3 Years

Lockport

Yes
Yes

Sales Package

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