Lavapipe CPU-Based Vulkan Driver Implements Ray-Tracing Pipelines
Mesa's Lavapipe driver as a software (CPU-based) implementation of the Vulkan API has now implemented support for ray-tracing pipelines.
Mesa Lavapipe Konstantin Seurer Show Your Support Phoronix Premium Based Vulkan Driver Implements Ray Tracing March Lavapipe
Source: phoronix.com