# NVIDIA 615.78.08 Linux driver adds Vulkan latency support, Wayland HDR fixes

> **Key takeaway:** NVIDIA's 615.78.08 New Feature Branch driver improves Vulkan latency for Proton gaming and fixes Wayland HDR crashes on Linux.

**Published:** 2026-10-20T07:46:16+00:00 
**Source:** Linux Today 
**Category:** distro-news 
**Canonical URL:** https://fosswire.org/news/nvidia-6157808-linux-driver-adds-vulkan-latency-support-wayl.html 

## Summary
NVIDIA released version 615.78.08 of its proprietary Linux graphics driver as a New Feature Branch update. The release targets Proton gamers with improved Vulkan latency support and addresses stability issues including Wayland HDR crashes and suspend-related graphics problems.

## What 615.78.08 changes for NVIDIA Linux users
- **Vulkan latency improvements**: Enhanced support for reducing latency in Vulkan applications running through Proton
- **Wayland HDR fixes**: Resolves crashes related to HDR output on Wayland compositors
- **Suspend/resume fixes**: Addresses graphics issues occurring after system suspend and resume cycles
- **New Feature Branch**: Released on NVIDIA's newer driver branch rather than the Production Branch

## Why it matters
The Vulkan latency improvements benefit Linux gamers using Steam Proton, while the Wayland fixes continue NVIDIA's gradual improvement of its controversial proprietary driver on modern Linux display stacks.