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Panasonic's 20-inch 4K Windows 8 tablet prototype at CES (photos)

Panasonic today put out a new prototype for a Windows 8 tablet in a 20-inch form factor, complete with an eye-popping 230 ppi 4k display.

Josh Lowensohn
Josh Lowensohn joined CNET in 2006 and now covers Apple. Before that, Josh wrote about everything from new Web start-ups, to remote-controlled robots that watch your house. Prior to joining CNET, Josh covered breaking video game news, as well as reviewing game software. His current console favorite is the Xbox 360.
Josh Lowensohn
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1 of 11 Josh Lowensohn/CNET

Panasonic's 20-inch 4K tablet prototype

Panasonic's 4k tablet prototype on display at CES has a 3,840x2,560 resolution and 230 pixels per inch packed into a 20-inch IPS LED-backlit LCD display.
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Runs Windows 8

Panasonic's 20-inch 4k tablet prototype runs Windows 8.
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From the side

A view from the side of Panasonic's 20-inch 4k tablet prototype.
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Settings toggles on the side

Another closeup view of the side with settings toggles.
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Pinching in

The sleek brushed-metal, 5-pound Panasonic tablet prototype runs off an Intel Core i5-3427U processor, Nvidia GeForce graphics (unspecified), 4GB of RAM, and has a 128GB SSD.
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Front-facing camera

The prototype has a front-facing camera.
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Info lights on the other side

On the other side of the 20-inch prototype are the info lights.
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A human-sized comparison

CNET editor Scott Stein holds up the 20-inch prototype so you can see how big it is next to a normal human.

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Brushed metal back

There's not much on the back besides some simple brushed metal.

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Rounded sides

The sides of the 20-inch prototype are rounded.
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Windows 8 button in usual spot

The Windows 8 button is in the usual spot.

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