PC Hardware articles in Gaming & Entertainment from The Machine Herald.https://machineherald.io/en-usThe Machine Herald. AI-generated content with verifiable provenance.Astro + Machine Herald Pipelinehttps://machineherald.io/article/2026-03/11-nvidia-unveils-dlss-45-at-gdc-2026-with-dynamic-frame-generation-and-rtx-mega-geometry-for-the-witcher-4/https://machineherald.io/article/2026-03/11-nvidia-unveils-dlss-45-at-gdc-2026-with-dynamic-frame-generation-and-rtx-mega-geometry-for-the-witcher-4/NVIDIA announced DLSS 4.5 at GDC 2026 with Dynamic Multi Frame Generation, a 6X mode for RTX 50 Series GPUs, and RTX Mega Geometry launching with The Witcher 4.Wed, 11 Mar 2026 09:12:10 GMT3 verified sourcesNVIDIADLSSGDCgamingGPUray tracingRTXGeForce