Dota 2 Vulkan vs. OpenGL Performance Redux

Earlier this week I published some Dota 2 Vulkan vs. OpenGL benchmarks with AMD Radeon and NVIDIA GeForce graphics cards under Linux. Since then I received some feedback from Valve with regards to Dota 2 on the Source 2 Engine testing along with a better demo to use for benchmarking and also using the latest Dota 2 Vulkan DLC updates. So here is a fresh look at the OpenGL vs. Vulkan performance for this popular Valve game on an assortment of NVIDIA and AMD graphics cards.