Topic on Glossary talk:PhysX

This page shows the changes between two versions of a post by Mirh in the topic "Bring back PPU support (<2.8.3)" on Glossary talk:PhysX. You can see other versions of this post at its history page.

@@ Line 3: / Line 3: @@
 https://web.archive.org/web/20180325124515/http://www.physxinfo.com/wiki/Ageia_PhysX_PPU
-There are a few old as the hills [https://web.archive.org/web/20211122175309/https://en.wikipedia.org/wiki/List_of_games_with_hardware-accelerated_PhysX_support demonstrations] that were never made to use GPU-supported versions. And I'll grant that resurrecting PPUs could still be cool "just for the lulz" of being able to say that you are offloading ''every''{{note|Or at least most? Putting aside that it's unclear how much hardware support was opt-in by default instead of explicitly opt-out (or even just how often applications looked for system libraries as opposed to sticking with the built-in ones), stuff like [https://www.4gamer.net/review/physx_p1/physx_p1.shtml 3DMark06] could have a vested interest into keeping everything on the CPU.}} game between [https://web.archive.org/web/20061021151032/http://www.ageia.com/drivers/drivers.html 2.3.1] and [https://web.archive.org/web/20150906164822/http://physxinfo.com/wiki/PhysX_SDK_2.x 2.8.1].{{note|Hoping that late AGEIA didn't start to [https://web.archive.org/web/20110628084741/http://physxinfo.com/news/55/gpu-physx-in-ghost-recon-advanced-warfighter-2/ skimp] on entire scene acceleration like nvidia (which can give you a pretty bad time if trying to force <code><nowiki>bDisablePhysXHardwareSupport=False</nowiki></code> in normal games).}} But that's it.
+There are a few old as the hills [https://web.archive.org/web/20211122175309/https://en.wikipedia.org/wiki/List_of_games_with_hardware-accelerated_PhysX_support demonstrations] that were never made to use GPU-supported versions. And I'll grant that resurrecting PPUs could still be cool "just for the lulz" of being able to say that you are offloading ''every''{{note|Or at least most? Putting aside that it's unclear how much hardware support was opt-in by default instead of explicitly opt-out (or even just how often applications looked for system libraries as opposed to sticking with the built-in ones), stuff like [https://www.4gamer.net/review/physx_p1/physx_p1.shtml 3DMark06] could have a vested interest into keeping everything on the CPU.}} game between [https://web.archive.org/web/20061021151032/http://www.ageia.com/drivers/drivers.html 2.3.1] and [https://web.archive.org/web/20150906164822/http://physxinfo.com/wiki/PhysX_SDK_2.x 2.8.1].{{note|Hoping that late AGEIA didn't start to [https://web.archive.org/web/20110628084741/http://physxinfo.com/news/55/gpu-physx-in-ghost-recon-advanced-warfighter-2/ skimp] on entire scene acceleration like nvidia (which can give you a pretty bad time if trying to force <code><nowiki>bDisablePhysXHardwareSupport=False</nowiki></code> in normal games). FWIW even games were cutting corners for some reason (e.g. ME1 supposedly with <code>NxPrimarySceneHW</code>).}} But that's it.
 You shouldn't expect extra effects{{note|There is a causal relationship between eyecandy and hardware support in the sense that the later gives devs enough computational legroom to "add things", but it's not that these are ipso facto created by the accelerator.}} and even with the CPUs of the day you'd have been [https://www.anandtech.com/show/2393/4 hard]-[https://web.archive.org/web/20080824053807/http://www.thenextbench.com/hpg/blog/article?message.uid=10771#M442 pressed] to justify purchasing a card on the basis of performance outside of those specific cases/levels/games designed to showcase the technology (and even this excuse [https://web.archive.org/web/20190806042912/https://www.pcgameshardware.de/Mirrors-Edge-Spiel-4510/Tests/Physics-acceleration-via-the-GPU-673911/2/ was] [https://web.archive.org/web/20090130082728/http://www.pcgameshardware.com/aid,674175/Reviews/Mirrors_Edge_benchmarks_with_Radeon_HD_4870_plus_Ageia_card_-_Alternative_to_Nvidia_Physx/ blown] [https://www.geeks3d.com/20080820/physx-performance-gpu-vs-ppu-vs-cpu/ away] [https://web.archive.org/web/20090901181947/http://www.firingsquad.com/hardware/physx_performance_update/ once] [https://techgage.com/article/nvidias_physx_performance_and_status_report/2/ CUDA] [https://hardforum.com/threads/cryostasis-cpu-vs-ppu-vs-gpu.1376657/ came]).