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-   -   6800系列VPU問題 (https://www.pcdvd.com.tw/showthread.php?t=401797)

-HY- 2004-11-11 09:05 AM

引用:
作者DanFang
There is a new set of *official* nVidia drivers out.
However, people at the Anandtech forum reports even worse video performance with these new drivers. (CPU utilization went up while FPS went down. :( )

I can't test them myself, because my Windows is dead, and I can't reinstall it either. :cry: :stupefy:


strange , heard the opposite over nvnew.com... :unbelief:

Artx1 2004-11-11 11:54 AM

唔.... 好消息壞消息都有,不過疑問是系統乾不乾淨....

DanFang 2004-11-18 07:32 AM

剛剛在Anandtech論壇看到的:

http://forums.anandtech.com/message...MVIEWTMP=Linear

bpt8056
Senior Member

Posts: 456
Joined: 01/31/2001

Don't know if any of you read this, but this was posted in Anand's weblogs:

I promised an update on NVIDIA's Video Processor situation, so here it is: right now, on the surface, nothing has changed. There's still no solid release date for the drivers and codec that will enable the video processor, but thanks to all of the negative press lately the folks at NVIDIA are scrambling to enable its support. There's the power of the internet for you

Nice job guys getting nVidia's attention. We did our part and all we can do is hope and pray that nVidia will deliver.

DanFang 2004-12-02 05:20 PM

已經十二月了, 之前的十一月底新驅動可以解決一切的傳聞並未成真.
最先在Anandtech Forum提供該條小道消息的這兩天已成眾矢之的.
據報使用67.03的結果是CPU佔用率不降反增.
期待nVidia的官方回應.

DanFang 2004-12-04 01:59 AM

已經有人在籌備訴訟了...
不過因為nVidia似乎不是直接面向消費者, 所以現在的計劃是先聯合控告顯示卡廠商, 再期望這些廠商去控告nVidia或強迫nVidia拿出解決方案. 蠻複雜的... :jolin:

DanFang 2005-01-05 01:27 AM

12/20的期限過了, 聖誕大禮也沒出現.
nVidia 12/20只是發了新聞稿說推出PureVideo, 不過好像只是paper launch, 對等待中的6800使用者一點幫助都沒有.
弄了半天是要用特別PV驅動加NV DVD decoder才有用, decoder居然還得花錢買, 暈倒 :stupefy: . 不過WMV HD加速還是八字沒一撇.

fsaa3dfx 2005-01-05 02:35 AM

nvidia 已經要發布新版驅動程式 修正此問題了

DanFang 2005-01-05 06:36 AM

引用:
作者fsaa3dfx
nvidia 已經要發布新版驅動程式 修正此問題了


問題是發布新驅動程式講了多少次? :stupefy:
8/9月跳票,11月底跳票, 12月20跳票.
6800已經推出多久了? :laugh:

The Inquirer可沒這麼樂觀...
http://www.theinquirer.net/?article=20515

NV40/45 WDM video acceleration still broken

Knuckle dusters


By Fuad Abazovic in Londinium: Tuesday 04 January 2005, 18:11

AS WE EXPECTED and announced Nvidia released its Pure Video marchitecture driver together with its Turbo cache marchitecture. Pure Video was a long awaited marchitecture as it finally managed to put video part of some Nvidia Geforce 6 chips to good use.
Nvidia proved to the world that it can make a driver, six months after the chip launch but still can who is able to do video encoding in hardware.

It will work on Geforce 6600 and its variations and partially on 6800 cards. Geforce 6600 can do hardware WDM encoding and DVD encoding and with new driver it dramatically lowers the CPU consumption.

However Geforce 6800 cards - both NV40 based AGP cards or NV45 based bridged PCIe cards won't show any difference while decoding–playing WDM files for you. CPU consumption will remain the same as the GPU won't process the video by hardware. It simply cannot work as Nvidia never made that a part of NV40.

The link that made us realise that these claims where true is here. µ

德國網站做的測試報告
http://www.computerbase.de/news/har...video_nv43_nv45

Adsmt 2005-01-05 12:16 PM

引用:
作者Artx1
諸如以往常見的Motion Comprensation,iDCT等等。

Motion Compensation... :)

Artx1 2005-01-14 09:50 PM

結果最後是NV40/45確定沒有WMV-HD加速....這個老title現在勾起來傷心的。 :jolin:


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