Yes, they are new and straight from Nvidia. The versions are seperated for each OS: Detonator 23.11 Win9x/ME: Version: 23.11
Size: 6.26 MB
Self Extracting Installer
Release Date: 12/3/2001
Detonator 23.11 Win2K/XP: Version: 23.11
Size: 6.44 MB
Self Extracting Installer
Release Date: 12/3/2001
Detonator 23.11 WinNT4: Version: 23.11
Size: 5.74 MB
Self Extracting Installer
Release Date: 12/3/2001
There are also new WDM drivers version 1.08 posted on each corresponding driver page. To get to our local downloads use the block on the right hand side. Release Highlights added to read more option.

Win9x/ME: Highly optimized DirectX® and OpenGL® pipelines New OpenGL 1.3 ICD with NVIDIA extensions NVIDIA?s patented Unified Driver Architecture (UDA) ? supports all products in single a driver binary International Language Support Compatibility fixes WDM 1.08 Driver for Personal Cinema Win2K/XP: Highly optimized DirectX® and OpenGL® pipelines New OpenGL 1.3 ICD with NVIDIA extensions NVIDIA?s patented Unified Driver Architecture (UDA) ? supports all products in single a driver binary Full hardware acceleration of Windows XP Fastest Windows XP 2D and 3D Performance NVIDIA XPress Link Full hardware acceleration for Windows XP?s new graphical user interface Compatibility fixes WDM 1.08 Driver for Personal Cinema WinNT4: New OpenGL 1.3 ICD with NVIDIA extensions NVIDIA?s patented Unified Driver Architecture (UDA) ? supports all products in single a driver binary Compatibility fixes