NVIDIA provides full Vulkan 1.3 support and functionality on NVIDIA GeForce and Quadro graphics card with one of the following Ampere, Turing, Volta, Pascal and Maxwell (first and second generation) based GPUs:

The latest Vulkan 1.3 specification can be found here: Vulkan Beta Driver DownloadsWindows driver version 517.22 and Linux driver version 515.49.15 contain newly released Vulkan features and bug fixes for Vulkan developers. Vulkan 1.3, including support for the Vulkan Ray Tracing extensions, is available for Windows and Linux in our general release drivers here: Windows Vulkan 1.3 General Release Driver Downloads This Graphics Card needs to be paired with a decent Quad Core Processor and at least 8GB of RAM.This page provides links to both Vulkan 1.3 general release drivers, and developer beta drivers. Therefore, most of today's games can be played at the highest settings and only a few not with 1080p. In terms of performance, the card proves to be faster than the higher positioned GeForce GTX 770M, while it consumes 25% less energy. Furthermore, the frame buffer was doubled to 4GB though this will not boost its performance and can be addressed as a gimmick - marketing to lure consumers into paying more for the same product. The Full GM107 offers 640 Shader Processing Units, 40 TMUs and 16 ROPs, on a 128-bit memory interface of fast GDDR5. This variant comes with the extremely energy efficient GM107 Core first seen on GeForce GTX 750/GeForce GTX 750 Ti. GeForce GTX 860M 4GB is a high-end mobile graphics card, based on the 28nm Maxwell GM107 Core.

PLEASE NOTE THAT THIS GRAPHICS CARD HAS 2 VARIANTS: MAXWELL AND KEPLER. GeForce GTX 860M 4GB Game Requirement Analysis

Geforce gtx 860m new vegas