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-   -   Getting a new video card (http://forums.filefront.com/forgotten-hope-general-discussion/116436-getting-new-video-card.html)

Froggin_Ashole42 March 27th, 2004 07:17 PM

Re: Getting a new video card
 
Quote:

Originally Posted by C38368
Hold up for a sec, and I'll tell you a tale.

It's about pixel shaders. Specifically, it's about shader version 3.0. All the rumours on the net suggest that ATI won't support this with their upcoming R420 core. nVidia, of course, is making a lot of hype about the fact that their forthcoming core, NV40, will.

What nVidia doesn't tell you is that there are very, very few programs out there right now that even use the 2.0 shaders out there now. Most fall back on the older 1.3 and 1.4 versions.

Even the greatly anticipated titles Doom3 and HL2 won't use 3.0 shaders, due simply to the fact that those titles are going to have to run on the existing base of Ti4xxx and Radeon 9600 series cards.

Make no mistake; 3.0 shaders will matter... eighteen months from now, just in time for R450 and NV45. Simply put, shader 3.0 support doesn't mean squat--it's like having a car that can do 500mph, but doesn't have a steering wheel with which to turn.

Oh,then I should get ATI.I thought they just wouldn't work in the near future,like they wouldn't function on games.

Beast of War March 27th, 2004 07:50 PM

Re: Getting a new video card
 
When the new shader versions find their way into new games and will actually be really used by your card, your card will be well over a year old, and will be too slow and obsolete again, and way surpassed by newer cards.....

So supposed future kewl rendering methods, shader versions blahblahblah will never be usefull for currently sold cards. It has always been that way.

When you want a card now, take the best card there is now.....Buying a card with future technologies that will not find their way into new games for well over 2 years ( that is how long it at least akes to design a new game engine ) is really expensive is a waste of money.

Some 3D technologies were introduced in the past with a lot of publicity, and never even used by game programmers. It takes a lot of time to make your engine use new 3D card technologies, and that will only be done if the effects really cannot be left out, or cannot be achieved in more conventional coding.

Bump mapping was introduced years ago.......and only now there are games that actually use that on a more common scale. When you bought the first real expensive top notch card that featured support for bump mapping, it will be very old, slow and outdated now the technology is really there in games.....

C38368 March 27th, 2004 07:52 PM

Re: Getting a new video card
 
Quote:

Originally Posted by Froggin_Ashole42
Oh,then I should get ATI.I thought they just wouldn't work in the near future,like they wouldn't function on games.

For functionality's sake, yes. And while I'm no expert, I doubt that they would cease to work entirely, even if every game exclusively used 3.0 shaders; you would simply see a degradation of performance.

For the record, I'd actually like to revise a previous figure: I'd expect to start seeing games seriosuly begin utilising 3.0 shaders within the next 12-18 months. During the interim, however, both ATI and nVidia will likely release two new cores each (the first within the next 6-8 weeks, the second on the eve of 3.0 shaders coming into use--ATI will likely be first, and nVidia will release one simply to "keep up with the Jonses").

striderx2048 March 27th, 2004 08:17 PM

Re: Getting a new video card
 
nope
some games wouldn't even play.
try to play deus ex 2 or prince of persia with an mx card. wont work

Menzo March 27th, 2004 08:59 PM

Re: Getting a new video card
 
Just need to clear up some misinformation in this thread.
The real reason Geforce FX cards rarely use 32 bit shaders is that they run them so slow as to be almost unuseable. Developers are forced to use 16 bit shaders if they want their games to run at a decent speed on FXs.

C38368 March 27th, 2004 09:39 PM

Re: Getting a new video card
 
Quote:

Originally Posted by striderx2048
nope
some games wouldn't even play.
try to play deus ex 2 or prince of persia with an mx card. wont work

nVidia's MX variants? Those are based on the GeForce2...

Menzo~ Do you happen to know why nVidia's 32-bit shaders are so slow? Is it due to poor design on their part, or a lack of codification or something else entirely?

Menzo March 27th, 2004 10:42 PM

Re: Getting a new video card
 
Apparently it's the chip design that makes them slow at FP32.

the_move March 28th, 2004 12:02 AM

Re: Getting a new video card
 
Quote:

Originally Posted by Menzo
Just need to clear up some misinformation in this thread.
The real reason Geforce FX cards rarely use 32 bit shaders is that they run them so slow as to be almost unuseable. Developers are forced to use 16 bit shaders if they want their games to run at a decent speed on FXs.

There youīve heard something wrong.

The 32-bit shaders work fine on FX.

Itīs the 24-bit shaders. As soon as a game uses them the FX card gets the problems that you mentioned. Thatīs also the reason for their current performance disadvantage to ATI. In that case they either can run them only by software (since the hardware can not do it) and lose speed significantely. Or they switch back to 16-bit shaders.

As I said, if the the game developers would use 32-bit shaders, ATI would be in disadvantage.

BAM March 28th, 2004 01:13 AM

Re: Getting a new video card
 
hey guys who care about a new card in one year it will be old an crappy ;)

AussieZaitsev March 28th, 2004 01:52 AM

Re: Getting a new video card
 
well if you dont it will be 2 years old and twice as crappy wont it


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