What Does RTX & GTX Stand for in Nvidia GPUs?

The GTX and RTX abbreviations are all over the place when looking for new GPUs. But are these just marketing speak or does it actually stand for something?

GTX vs RTX : A Complete Features Comparison

First details of Nvidia RTX 50-series “Blackwell” GPUs leak online - Dexerto

NVIDIA GPU Guide

Which is better GTX or RTX?

Introducing GeForce RTX 40 Series GPUs, GeForce News

What does NVIDIA RTX and DXR driver-enabled GTX series graphics cards mean? - Rendering - Epic Developer Community Forums

A Deeper Look At VRAM On GeForce RTX 40 Series Graphics Cards, GeForce News

What's the Difference Between Nvidia GTX and Nvidia RTX?

Nvidia GeForce RTX 3050 review: A truly modern GPU for the masses (hopefully)

GeForce - Wikipedia