A common misconception is that using an older version of GPU-Z might work. TechPowerUp has been developing GPU-Z since 2007.
Modern GPUs have onboard sensors accessible via the SMBus. GPU-Z reads these to report temperature. Windows 98 cards (pre-1999) rarely had thermal diodes. Even if they did, the API to read them didn’t exist in the OS.
If you are building a Windows 98 rig—perhaps for period-correct gaming—you still need to know what graphics card is in your system, especially if it is a generic OEM card without a sticker. Since GPU-Z is off the table, you must turn to the diagnostic software of that era.
Unlike GPU-Z on modern OS, you natively see on Win98:
Below is an exploration of the compatibility hurdles, legacy alternatives, and how enthusiasts bridge the gap for retro gaming rigs. 1. The Compatibility Wall Official support for GPU-Z starts with Windows XP and extends through Windows 11
Modern software is compiled using contemporary compilers (like Visual Studio 2019 or 2022). These compilers generate code optimized for modern processors and operating systems. They link against system libraries (DLLs) that do not exist in Windows 98.