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win: add support for DCH driver 581.08

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GitHub Action 2025-08-21 06:04:58 +00:00
commit 8ce82648d9
4 changed files with 23 additions and 2 deletions
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9
drivers.json
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@ -4844,6 +4844,15 @@
"patch64_url": "win10_x64/580.97/nvencodeapi64.1337",
"patch32_url": "win10_x64/580.97/nvencodeapi.1337",
"driver_url": "https://international.download.nvidia.com/Windows/580.97/580.97-desktop-win10-win11-64bit-international-dch-whql.exe"
},
{
"os": "win10",
"product": "GeForce",
"version": "581.08",
"variant": "DCH",
"patch64_url": "win10_x64/581.08/nvencodeapi64.1337",
"patch32_url": "win10_x64/581.08/nvencodeapi.1337",
"driver_url": "https://international.download.nvidia.com/Windows/581.08/581.08-desktop-win10-win11-64bit-international-dch-whql.exe"
}
]
}

5
win/README.md
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@ -1,7 +1,7 @@
NVENC and NvFBC patches for Windows Nvidia drivers
==================================================
![GitHub last commit](https://img.shields.io/github/last-commit/keylase/nvidia-patch.svg) ![Latest GeForce version](https://img.shields.io/badge/latest%20GeForce%20version-577.00-brightgreen.svg) ![Latest Quadro version](https://img.shields.io/badge/latest%20Quadro%20version-536.25-blue.svg)
![GitHub last commit](https://img.shields.io/github/last-commit/keylase/nvidia-patch.svg) ![Latest GeForce version](https://img.shields.io/badge/latest%20GeForce%20version-581.08-brightgreen.svg) ![Latest Quadro version](https://img.shields.io/badge/latest%20Quadro%20version-536.25-blue.svg)
NVENC patch removes restriction on maximum number of simultaneous NVENC video encoding sessions imposed by Nvidia to consumer-grade GPUs.
@ -42,7 +42,7 @@ If you like this project, best way to contribute is by sending PRs and fixing do
5. Apply x86 library patch to corresponding file in `%WINDIR%\SysWOW64\` in the same way as previous one.
- *If patching fails, close all applications using nvencodeapi.dll, such as OBS Studio, Plex or Discord.*
**Example:** for 64bit Windows 10 running driver version 580.97, use `win10_x64/580.97/nvencodeapi64.1337` against `C:\WINDOWS\system32\nvencodeapi64.dll` **and** `win10_x64/580.97/nvencodeapi.1337` against `C:\WINDOWS\SysWOW64\nvencodeapi.dll`.
**Example:** for 64bit Windows 10 running driver version 581.08, use `win10_x64/581.08/nvencodeapi64.1337` against `C:\WINDOWS\system32\nvencodeapi64.dll` **and** `win10_x64/581.08/nvencodeapi.1337` against `C:\WINDOWS\SysWOW64\nvencodeapi.dll`.
If you still get "problem occured when patching" error, refer to the [instructions to change the ownership of the DLLs](https://github.com/keylase/nvidia-patch/issues/795#issuecomment-2225573296) by @VorlonCD
@ -278,6 +278,7 @@ Credits to [TroubleChute channel](https://www.youtube.com/channel/UCkih2oVTbXPEp
| GeForce | 577.00 DCH | [x64 library patch](https://raw.githubusercontent.com/keylase/nvidia-patch/master/win/win10_x64/577.00/nvencodeapi64.1337) | [x86 library patch](https://raw.githubusercontent.com/keylase/nvidia-patch/master/win/win10_x64/577.00/nvencodeapi.1337) | [Driver link](https://international.download.nvidia.com/Windows/577.00/577.00-desktop-win10-win11-64bit-international-dch-whql.exe) |
| GeForce | 580.88 DCH | [x64 library patch](https://raw.githubusercontent.com/keylase/nvidia-patch/master/win/win10_x64/580.88/nvencodeapi64.1337) | [x86 library patch](https://raw.githubusercontent.com/keylase/nvidia-patch/master/win/win10_x64/580.88/nvencodeapi.1337) | [Driver link](https://international.download.nvidia.com/Windows/580.88/580.88-desktop-win10-win11-64bit-international-dch-whql.exe) |
| GeForce | 580.97 DCH | [x64 library patch](https://raw.githubusercontent.com/keylase/nvidia-patch/master/win/win10_x64/580.97/nvencodeapi64.1337) | [x86 library patch](https://raw.githubusercontent.com/keylase/nvidia-patch/master/win/win10_x64/580.97/nvencodeapi.1337) | [Driver link](https://international.download.nvidia.com/Windows/580.97/580.97-desktop-win10-win11-64bit-international-dch-whql.exe) |
| GeForce | 581.08 DCH | [x64 library patch](https://raw.githubusercontent.com/keylase/nvidia-patch/master/win/win10_x64/581.08/nvencodeapi64.1337) | [x86 library patch](https://raw.githubusercontent.com/keylase/nvidia-patch/master/win/win10_x64/581.08/nvencodeapi.1337) | [Driver link](https://international.download.nvidia.com/Windows/581.08/581.08-desktop-win10-win11-64bit-international-dch-whql.exe) |
| Product series | Version | x64 library patch | x86 library patch | Driver link |

6
win/win10_x64/581.08/nvencodeapi.1337 Normal file
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@ -0,0 +1,6 @@
>nvencodeapi.dll
0000000000044B87:89->33
0000000000044B88:45->C0
0000000000044B89:08->89
0000000000044B8A:85->45
0000000000044B8B:C0->08

5
win/win10_x64/581.08/nvencodeapi64.1337 Normal file
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@ -0,0 +1,5 @@
>nvencodeapi64.dll
000000000004B881:8B->33
000000000004B882:F0->C0
000000000004B883:85->8B
000000000004B884:C0->F0