According to the changelog, the GPU-Z v2.56.0 now has the ability to list and detect DLSS 3 Frame Generation and DLSS 3.5 Ray Reconstruction in the NVIDIA DLSS section of the Advanced tab. The DLSS scanner can detect the versions of DLSS libraries, and you can open the games folder and target specific DLL files. It also adds the Nvidia crossbar clock sensor, which was a popular request from overclockers.
In addition, it adds support for NVIDIA RTX 5000 Ada, RTX 4500 Ada, new RTX 2050 Laptop GPU, L40s, and Hopper H800 PCIe AIC. AMD GPUs supported with this release are the AMD Radeon RX 7900 GRE, RX 6750 GRE, Radeon Pro W7700, and Pro V620 MxGPU. It also gets support for Intel Arc A570M, A530M, and GPU Flex 170.
You can find the full release notes and download the latest GPU-Z v2.56.0 over at Techpowerup.