The is a combination audio and modem chipset, often found in older systems like those using PCChips or Hsin Tech motherboards. It typically utilizes the C-Media CMI8738 chip for its audio functionality. Drivers for C3DX HSP56 / CMI8738
If you are unsure which driver to use, check the in Windows Device Manager. The common ID for the audio portion of this chipset is: PCI\VEN_13F6&DEV_0111 Installation Tips C-Media CMI8738/PCI-SX (C3DX HSP56) - The Retro Web skachat draiver c3dx hsp56
: Provides downloads for the HSP56 MR for modern Windows versions up to Windows 10. Hardware Identification The is a combination audio and modem chipset,
: Offers a wide range of legacy drivers including DOS , Linux , Windows 9x , NT4 , and XP CMI8738/PCI (C3DX) . The common ID for the audio portion of
: Lists specific modem drivers for Windows 9x and NT 4.0 .
Because this hardware is older, drivers are primarily available for legacy operating systems (Windows 9x, NT 4.0, 2000, XP), though some newer versions support up to Windows 7, 8, and 10.