It was 'only' a suffix at the time, but would later move to the front of the product name with the GeForce GTX 280 in 2008. It became the marquee brand for Nvidia up until the RTX 20-series ...

Nvidia discontinues production of GTX 16 series GPUs, including GTX 1630 and ... Consider upgrading to newer RTX cards like RTX 40, 30, and 20 for DLSS support and enhanced gaming visuals.