| Chip Found | Best Driver (Version 58 equivalent) | | :--- | :--- | | C-Media CMI8738 | C-Media 8738 Driver v5.12.01.0058 (Windows XP/7 32-bit) | | C-Media CMI8338 | Generic AC97 Driver (built into Windows 7/8/10) | | VIA VT1723 | VIA Envy24 Driver v5.10A |
Generic Windows audio drivers (HD Audio Driver or USB Audio Class) will not work with this card. The card requires a specific .inf and .sys file set that maps its unusual GPIO pins and mixing controls. Driver 58 is the stable release that fixes: Ezhou Pci Sound Card Driver 58
“Driver Compatibility & Auto-Detection Assistant” | Chip Found | Best Driver (Version 58
A legitimate Ezhou PCI Sound Card Driver 58 package should contain: “Driver Compatibility & Auto-Detection Assistant”
File size: Approximately 4.2 MB to 6.8 MB. Any file under 1 MB is likely a malicious stub.
Cause: The rear mic jack is often re-purposed for line-in on generic drivers. Fix:
Linux users need not struggle with proprietary drivers. The kernel module snd-cmipci supports almost all C-Media-based Ezhou cards.
