XBOX and it's ability to upscale 720p to 1080i

GameFanatic

Junior Member
May 5, 2003
3
0
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My home theater has a 65" High-Definition ready Platinum-Plus Mitsubishi Rear Projection TV. It supports 480p and 1080i resolutions, BUT apparently does not support 720p resolution. My XBOX video settings are setup the same way (480p and 1080i are selected, but 720p is not), AND is attached via component video connections (Monster Cables) straight from the XBOX to the TV. Finally a few games are starting to come out in 720p. I read your article on the XBOX hardware and noted this paragraph specifically under Page 10, "Resolutions" section:

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In 720p mode there are 135,168 more pixels to be rendered than at 1024 x 768 which is very easily done at above 60 fps by every card since the GeForce2 GTS. The problem you run into next is that most HDTVs don't support 720p but instead support 1080i. This isn't as big of a problem since the conexant chip can scale the output to 1080i and most TVs even scale unsupported inputs to resolutions they do support. This then becomes a question of what is a better scaler, the conexant chip or your HDTV. In the future we hope to see more use of 720p in games because currently even 480p without AA enabled does result in quite a few jagged edges.
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So does this mean that if a play an XBOX 720p game on my system that the XBOX Conexant chip itself will upscale the game to 1080i, so that it can be displayed in 1080i, OR will it down-scale it back down to 480p? If I am looking at playing Halo 2 when it comes out in 480p (instead of at a higher resolution if supported), I think I just might have to sell my TV, so I am just trying to plan accordingly. Gotta have Halo 2 in ALL it's glory.

Thanks In Advance,

GameFanatic!
 

imgod2u

Senior member
Sep 16, 2000
993
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It sounds to me like if the game uses 720p, then the X-Box will scale it down to 1080i.
 

GameFanatic

Junior Member
May 5, 2003
3
0
0
Everman - THANK YOU for the link to the AVSForum. I didn't even know about this website. Can you recommend one that this just as good for PC gaming issues (technical issues)?

Thanks Again!
 

everman

Lifer
Nov 5, 2002
11,288
1
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you're welcome. The forums here are good for tech questions such as tech support and general hardware. hardforums.com is also a good one.