World of Warcraft uses DirectX 12 running on Windows 7 - DirectX Developer Blog

Today, with game patch 8.1.5 for World of Warcraft: Battle for Azeroth, Blizzard becomes the first game developer to use DirectX 12 for Windows 7! Now, Windows 7 WoW gamers can run the game using DirectX 12 and enjoy a framerate boost.

Ray Tracing Windows 7 Games Could be Coming Soon Thanks to DirectX 12 Support

Microsoft Brings DX12 to Windows 7 to Power World of Warcraft

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Windows 7 Archives - gHacks Tech News

Various] World of Warcraft Adopts DX12 but Gives up Fullscreen Exclusive Mode, Page 3

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DirectX Developer Blog

Microsoft Ports DirectX 12 to Windows 7 - Boosts World of Warcraft's Performance in Latest Update - OC3D

Phil Spencer Unveils New Experiences for Xbox One and Windows 10 Gamers - Xbox Wire

Microsoft has made it possible to port ray tracing to Windows 7 - The Tech Game

World of Warcraft is the first game to bring DirectX 12 to Windows 7

DirectX 12 support for Windows 7 brings ray-tracing to the old OS - MSPoweruser