Sound Card Driver [updated] — Hsp56

The HSP56 is not a modern high-performance sound card; it refers to a legacy hardware chipset—most commonly the PCtel or C-Media CMI8738—that combines a 56K dial-up modem with basic audio capabilities. Expert Review & Verdict

HSP flips this model. An HSP device like the HSP56 is essentially a "dumb" codec. It only contains the Digital-to-Analog Converter (DAC) and Analog-to-Digital Converter (ADC). The CPU itself performs all the audio calculations using software drivers. Consequently, an HSP56 driver is not just a translator—it is the actual sound processing engine.

If you are looking for a performance review, the short answer is that the HSP56 is a low-end legacy device that is largely obsolete for modern computing. Technology Host Signal Processing (HSP) hsp56 sound card driver

Look for a device with a yellow exclamation mark or "HSP56".

The HSP56 (Host Signal Processing 56K) was commonly found on Audio/Modem Riser (AMR) cards. These cards were designed by Intel to provide low-cost analog functionality—modems and sound—on a small expansion card that interfaced directly with the motherboard's chipset. The HSP56 is not a modern high-performance sound

Intel HSP56 MR (Sound cards) drivers for Windows - DriverHub

Managing these drivers on vintage hardware often requires manual intervention: C-Media CMI8738/PCI (C3DX) - The Retro Web It only contains the Digital-to-Analog Converter (DAC) and

: Due to the software-based nature of the processing, users often report low volume levels. Third-party software like VoiceGuide

: Often found in barebone systems, these drivers (like version 2.1.2.5) support everything from Windows XP up to Windows 10/11 64-bit Intel HSP56 MR