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win: add support for DCH driver 621.01

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2026-10-21 16:57:50 +00:00
parent 39ec449173
commit 51c2f96983
4 changed files with 29 additions and 2 deletions
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9
drivers.json
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@@ -5372,6 +5372,15 @@
"patch64_url": "win10_x64/617.42/nvencodeapi64.1337",
"patch32_url": "win10_x64/617.42/nvencodeapi.1337",
"driver_url": "https://international.download.nvidia.com/Windows/617.42/617.42-desktop-win10-win11-64bit-international-dch-whql.exe"
},
{
"os": "win10",
"product": "GeForce",
"version": "621.01",
"variant": "DCH",
"patch64_url": "win10_x64/621.01/nvencodeapi64.1337",
"patch32_url": "win10_x64/621.01/nvencodeapi.1337",
"driver_url": "https://international.download.nvidia.com/Windows/621.01/621.01-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-617.42-brightgreen.svg) ![Latest Quadro version](https://img.shields.io/badge/latest%20Quadro%20version-582.16-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-621.01-brightgreen.svg) ![Latest Quadro version](https://img.shields.io/badge/latest%20Quadro%20version-582.16-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 617.42, use `win10_x64/617.42/nvencodeapi64.1337` against `C:\WINDOWS\system32\nvencodeapi64.dll` **and** `win10_x64/617.42/nvencodeapi.1337` against `C:\WINDOWS\SysWOW64\nvencodeapi.dll`.
**Example:** for 64bit Windows 10 running driver version 621.01, use `win10_x64/621.01/nvencodeapi64.1337` against `C:\WINDOWS\system32\nvencodeapi64.dll` **and** `win10_x64/621.01/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
@@ -312,6 +312,7 @@ Credits to [TroubleChute channel](https://www.youtube.com/channel/UCkih2oVTbXPEp
| GeForce | 616.92 DCH | [x64 library patch](https://raw.githubusercontent.com/keylase/nvidia-patch/master/win/win10_x64/616.92/nvencodeapi64.1337) | [x86 library patch](https://raw.githubusercontent.com/keylase/nvidia-patch/master/win/win10_x64/616.92/nvencodeapi.1337) | [Driver link](https://international.download.nvidia.com/Windows/616.92/616.92-desktop-win10-win11-64bit-international-nsd-dch-whql.exe) |
| GeForce | 617.14 DCH | [x64 library patch](https://raw.githubusercontent.com/keylase/nvidia-patch/master/win/win10_x64/617.14/nvencodeapi64.1337) | [x86 library patch](https://raw.githubusercontent.com/keylase/nvidia-patch/master/win/win10_x64/617.14/nvencodeapi.1337) | [Driver link](https://international.download.nvidia.com/Windows/617.14/617.14-desktop-win10-win11-64bit-international-dch-whql.exe) |
| GeForce | 617.42 DCH | [x64 library patch](https://raw.githubusercontent.com/keylase/nvidia-patch/master/win/win10_x64/617.42/nvencodeapi64.1337) | [x86 library patch](https://raw.githubusercontent.com/keylase/nvidia-patch/master/win/win10_x64/617.42/nvencodeapi.1337) | [Driver link](https://international.download.nvidia.com/Windows/617.42/617.42-desktop-win10-win11-64bit-international-dch-whql.exe) |
| GeForce | 621.01 DCH | [x64 library patch](https://raw.githubusercontent.com/keylase/nvidia-patch/master/win/win10_x64/621.01/nvencodeapi64.1337) | [x86 library patch](https://raw.githubusercontent.com/keylase/nvidia-patch/master/win/win10_x64/621.01/nvencodeapi.1337) | [Driver link](https://international.download.nvidia.com/Windows/621.01/621.01-desktop-win10-win11-64bit-international-dch-whql.exe) |
| Product series | Version | x64 library patch | x86 library patch | Driver link |

9
win/win10_x64/621.01/nvencodeapi.1337 Normal file
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@@ -0,0 +1,9 @@
>nvencodeapi.dll
000000000004662E:89->31
000000000004662F:85->C0
0000000000046630:EC->89
0000000000046631:FB->85
0000000000046632:FF->EC
0000000000046633:FF->FB
0000000000046634:85->FF
0000000000046635:C0->FF

8
win/win10_x64/621.01/nvencodeapi64.1337 Normal file
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@@ -0,0 +1,8 @@
>nvencodeapi64.dll
000000000004D631:8B->33
000000000004D632:F0->C0
000000000004D633:45->8B
000000000004D634:33->F0
000000000004D635:FF->45
000000000004D636:85->33
000000000004D637:C0->FF