Direct X 10a and 8800
Forum Graphic & Displays : Graphics Cards - Direct X 10a and 8800
I read somewhere on this site a few days ago that the current 8800 cards will not support DX10a when it is released later this year? Does anyone have any information on that?
i find it unlikely that the old hardware will be able to support the new API. However I may be wrong.
Seems reasonable to me.
Take for instance the Dx 9 cards.
There are DX9 and DX9c cards. DX9 cards, which aren't that old, do not fully support the DX9c API. Yet DX9 and 9c were released only a few months apart.
OTOH, just like DX9a and 9b, which never had these official names, were pretty much like service packs and corrections to DX9, and there weren't major problems with compatibility with DX9 cards. DX10a may be just that.
So, my final answer is: we have to wait and see.
I read an interview where a Nvidia representative (I think a driver designer) was asked this and he had no comment. He said that it wasn't ruled out and his designers are always looking ahead but wouldn't comment on full support with the 8800's.
One thing to note though when it comes to G80, is that they went above the DX10 specifications by allowing the stoarge of data after the geometry shaders rather than the stream output that DX10 specifies. Also the SP are completly programable; able to do losts more than they currently do. I'm not saying that it is going to support DX10a because I don't know the requirements for it, I think it has to do with tighter buffers that allow for certain things like zero cost for 2xAA and stuff like that. Not sure.
As there are no DX10 games out yet should this be a concern? I am thinking as the DX10 games are delayed and released later this year they may use DX10a leaving the 8800 cards not fully supporting them. Something to think about.
| Quote : As there are no DX10 games out yet should this be a concern? I am thinking as the DX10 games are delayed and released later this year they may use DX10a leaving the 8800 cards not fully supporting them. Something to think about. |
I wouldn't worry too much about DX10a since there is not DX10 games out yet. So in my opinion DX10a is quiet a bit out.
To be honest i don't even know what the different is in between DX10 and DX10a, but it can not be that much. If my 8800GTX will run DX10 games i am happy don't care much about DX10a.
Crysis is the game i want to play maxed out and since it supports even DX9 which is an area where 8800GTX is superior so i don't see no reason to worry about DX10a
Even if DX10a will come out later this year i don't think they will make it incompatible with DX10.
| Quote : I read somewhere on this site a few days ago that the current 8800 cards will not support DX10a when it is released later this year? Does anyone have any information on that? |
I did a quick search and I did not find anything, could you provide a link to where you saw that something called directx 10a is being released later this year?
| Quote : Remember though. DX10.a will be out by june which I understand Crytek may take advantage of. The problem is that The 8800 series cards do not support this new standard and will not be able to play Crysis using dx10.
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Man if you are referring to this, he was JOKING. There is no such thing as directX 10a.
| Quote : i find it unlikely that the old hardware will be able to support the new API. However I may be wrong. |
The 8800s were DESIGNED for DX10.
i cannot remember where but i a few weeks ago dx10.1 was discussed i think. it might be on microsofts website although i ain't sure.
still, if dx9 is something to go by then it is very doubtful we will actually see a true dx10 game. seriously, how many if any games use everything dx9 could allow. i am not just talking about those that need sm3. i am talking about really making use of the software and hardware.
oh and quantum, people HOPE the 8800's were desinged for dx10. even if they were we do not know how well that desing will work in practice. i am not bashing nvidia just saying don't trust what a company says too much.
| Quote : i cannot remember where but i a few weeks ago dx10.1 was discussed i think. it might be on microsofts website although i ain't sure.
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As many programmers are saying we've barely touched the limits of DX9. Look at games like UT3, it's a DX9 game and looks phenomenal.
| Quote : As many programmers are saying we've barely touched the limits of DX9. Look at games like UT3, it's a DX9 game and looks phenomenal. |
It is funny you mentioned that game i saw some gameplay footage the other day of the latest build on the PC and it was running like 200frames/sec that game uses the same technology as R6Vegas and Vegas runs like sh1te.
It seems though that UT3 has even better detailed environment than R6 and still it is waay faster.
| Quote : As many programmers are saying we've barely touched the limits of DX9. Look at games like UT3, it's a DX9 game and looks phenomenal. |
It is funny you mentioned that game i saw some gameplay footage the other day of the latest build on the PC and it was running like 200frames/sec that game uses the same technology as R6Vegas and Vegas runs like sh1te.
It seems though that UT3 has even better detailed environment than R6 and still it is waay faster.
That's because epic are programming masters.
| Quote : i cannot remember where but i a few weeks ago dx10.1 was discussed i think. it might be on microsofts website although i ain't sure.
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What about DX10.1 ? Is that just too far ahead to even think about?
I would like to know how the heck would they be puting out DX10.0a,when DX10.0 is not even out yet.I think someone is pulling your leg my friend.Not to mention that the 8800 series cards are designed around the DX10 archtitecture.Talk to micrsoft and ask them what is going on.I'm sure they'll be honest with you.Grinzzz.Or maybe not.
Dahak
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errmmm dx10 came packaged in with windows vista,so if you have vista,you have dx10, also if dx10 is like dx9,then the first few updates will require nothing new from the hardware
Oh ya forgot about that.LOL.Don't I look like an ass.Ok well later then.
Dahak
AMD X2-4400+@2.6 S-939
EVGA NF4 SLI MB
2X EVGA 7950GT KO IN SLI
2X 512MB CRUCIAL BALLISTIX DDR500
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| Quote : errmmm dx10 came packaged in with windows vista,so if you have vista,you have dx10, also if dx10 is like dx9,then the first few updates will require nothing new from the hardware |
What are you talking about, do you even know?
Guess DX9.0C is no different than that which was supported by DX9.0 when it was just known as 9.0 without the letters?
C'mon people, it's been discussed already.
GF8800 will of course support many features since D3D10.1 is a superset to DX10 (and now separate in that it's just DX10 w/ D3D10.1), but just like the GF6800 supported more features in DX9.0C than the X800 which supported more than the R9700; the D3D10.1 cards will support more than the D3D10.0, and the R600 is rumoured to be D3D10.1 compliant, but just like the various minor differences between the GF7 and X1K, it likely won't matter much for a while, if at all.
If I had time to upload them I'd put the docs up, but instead I'll link to M$' link;
http://download.microsoft.com/down [...] 2_WH06.ppt
| Quote : errmmm dx10 came packaged in with windows vista,so if you have vista,you have dx10, also if dx10 is like dx9,then the first few updates will require nothing new from the hardware |
What are you talking about, do you even know?
Guess DX9.0C is no different than that which was supported by DX9.0 when it was just known as 9.0 without the letters?
C'mon people, it's been discussed already.
GF8800 will of course support many features since D3D10.1 is a superset to DX10 (and now separate in that it's just DX10 w/ D3D10.1), but just like the GF6800 supported more features in DX9.0C than the X800 which supported more than the R9700; the D3D10.1 cards will support more than the D3D10.0, and the R600 is rumoured to be D3D10.1 compliant, but just like the various minor differences between the GF7 and X1K, it likely won't matter much for a while, if at all.
If I had time to upload them I'd put the docs up, but instead I'll link to M$' link;
http://download.microsoft.com/down [...] 2_WH06.ppt
THANX! now let`s talk about directx 11 ..................
I wouldnt worry that much since the vast majority of people still uses XP so i dont think there will be so many DX10 (or 10a or whatever) exclusive games , if at all for quite a long time.
| Quote : I wouldn't worry too much about DX10a since there is not DX10 games out yet. So in my opinion DX10a is quiet a bit out.
|
Hey, have you downloaded and tried the waterfall DX10 demo for Nvidia 8800 on Vista? Its simply amazing what it can do. You need 100.64 or .65 drivers and can get it a guru3d. Pretty neat to look at and wonder the possibilities. Funny thing is that it acts like it installs DX10 api's before running demo install. This struck me as odd since everyone says its "built in" to Vista. To bad the current driver does not do SLI or it would have been smoother.
Anyways, check it out if you can its the only thing I have used Vista for so far. I am dual booting and only peak into it from time to time. Nothing of any value yet.
If there is going to be some difference, that might be a factor in ATI/Amd delays. Just speculating out of my butt.
DX 10.1 wont be fully supported by 8800, but probably will by 8900.
Its common that hardware have more features than current DX x version, but it cant support all new DX features simply because when hardware is taped out, new DX isnt finalized yet. And even those extra video cards features arent guaranteed to be implemented in the next DX.
| Quote : errmmm dx10 came packaged in with windows vista,so if you have vista,you have dx10, also if dx10 is like dx9,then the first few updates will require nothing new from the hardware |
What are you talking about, do you even know?
Guess DX9.0C is no different than that which was supported by DX9.0 when it was just known as 9.0 without the letters?
C'mon people, it's been discussed already.
GF8800 will of course support many features since D3D10.1 is a superset to DX10 (and now separate in that it's just DX10 w/ D3D10.1), but just like the GF6800 supported more features in DX9.0C than the X800 which supported more than the R9700; the D3D10.1 cards will support more than the D3D10.0, and the R600 is rumoured to be D3D10.1 compliant, but just like the various minor differences between the GF7 and X1K, it likely won't matter much for a while, if at all.
If I had time to upload them I'd put the docs up, but instead I'll link to M$' link;
http://download.microsoft.com/down [...] 2_WH06.ppt
Wow Ape, good link. It looks like I am in fact a liar, and there IS such a thing as directX 10.1
sigh...well if the 10.1 adds significant improvements I am at least going to wait until the x2900xtx comes out in 65nm with somewhat less of a power draw. Of course by then they may have the X3800XTX out.
I <3 Ebay.
| Quote : As many programmers are saying we've barely touched the limits of DX9. Look at games like UT3, it's a DX9 game and looks phenomenal. |
It is funny you mentioned that game i saw some gameplay footage the other day of the latest build on the PC and it was running like 200frames/sec that game uses the same technology as R6Vegas and Vegas runs like sh1te.
It seems though that UT3 has even better detailed environment than R6 and still it is waay faster.
That's because epic are programming masters.
agree there
Ubi is well know for his terrible ports, full of bugs and extremely unoptimized.
| Quote : I would like to know how the heck would they be puting out DX10.0a,when DX10.0 is not even out yet.I think someone is pulling your leg my friend.Not to mention that the 8800 series cards are designed around the DX10 archtitecture.Talk to micrsoft and ask them what is going on.I'm sure they'll be honest with you.Grinzzz.Or maybe not. |
cough cought, microsoft is always doing this actually...
they didnt even released vista to the public and they were already doing the service pack
also dahak... try putting your secs in your "signature" , cause you seem to be copy & paste them in your posts, and thus when someone quotes you,it picks up your specs.. , signatures are for something ya know
| Quote : errmmm dx10 came packaged in with windows vista,so if you have vista,you have dx10, also if dx10 is like dx9,then the first few updates will require nothing new from the hardware |
What are you talking about, do you even know?
Guess DX9.0C is no different than that which was supported by DX9.0 when it was just known as 9.0 without the letters?
C'mon people, it's been discussed already.
GF8800 will of course support many features since D3D10.1 is a superset to DX10 (and now separate in that it's just DX10 w/ D3D10.1), but just like the GF6800 supported more features in DX9.0C than the X800 which supported more than the R9700; the D3D10.1 cards will support more than the D3D10.0, and the R600 is rumoured to be D3D10.1 compliant, but just like the various minor differences between the GF7 and X1K, it likely won't matter much for a while, if at all.
If I had time to upload them I'd put the docs up, but instead I'll link to M$' link;
http://download.microsoft.com/down [...] .pptDirect X10.1 simply looks like a software update, and nothing mentioned in the slide show isn't already supported by the 8800GTX.
| Quote : Direct X10.1 simply looks like a software update, and nothing mentioned in the slide show isn't already supported by the 8800GTX. |
.
Man I hope you are right. I am such a hardware slut.
| Quote : Direct X10.1 simply looks like a software update, and nothing mentioned in the slide show isn't already supported by the 8800GTX. |
Well when wasn't DX itself a s0ftware update?
The 2 points I've heard as being the separating factor are blending implementation , and better context management in the shader. Only a brief mention of blending improvements is in the slides, but it also depends on what's implemented (just like the previous difference in pixel and texture filtering).
Of course we won't know the extent of differences until it ships and test can expose the required support and optional feature support.
Things like better cube map support, and coverage map AA is already in the G80, but if the rumours are true that the G80 is indeed not DX10.1 compliant and the R600 is (as will be S3's fall chip)m then what's the difference, and is it important. I don't think its important enough to second guess purchases the way some people are trying to do spreading FUD, but by the same token, alot of people are talking as if there is no difference, which of course there is, it's impact is unknown because both feature-set support levels are unknown.
| Quote : Direct X10.1 simply looks like a software update, and nothing mentioned in the slide show isn't already supported by the 8800GTX. |
Well when wasn't DX itself a s0ftware update?
The 2 points I've heard as being the separating factor are blending implementation , and better context management in the shader. Only a brief mention of blending improvements is in the slides, but it also depends on what's implemented (just like the previous difference in pixel and texture filtering).
Of course we won't know the extent of differences until it ships and test can expose the required support and optional feature support.
Things like better cube map support, and coverage map AA is already in the G80, but if the rumours are true that the G80 is indeed not DX10.1 compliant and the R600 is (as will be S3's fall chip)m then what's the difference, and is it important. I don't think its important enough to second guess purchases the way some people are trying to do spreading FUD, but by the same token, alot of people are talking as if there is no difference, which of course there is, it's impact is unknown because both feature-set support levels are unknown.
My guess is there IS a difference. Like sm 2.0 and sm 3.0. Sure the software can render 10.1 or whatever, but it will not be hardware accelerated. I think I chose wisely not to get the 8800 until the r600 and crysis comes out. I still have no idea how well crysis will run,
My 2 (Canadian)cents
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