Microsoft to detail DirectX 12 at GDC - Polygon

Discussing the State of DirectX 12 With Microsoft & Oxide Games

GDC Retrospective and Additional Thoughts on Real-Time Raytracing – ZigguratVertigo's Hideout

GDC: Microsoft Reveals DirectX 12, Xbox One Improvements - IGN

RedGamingTech

GDC Retrospective and Additional Thoughts on Real-Time Raytracing – ZigguratVertigo's Hideout

How to Update Microsoft DirectX12 (Infographics) - CyberPowerPC

DirectX 11: A look at what's coming

Dev Preview of New DirectX 12 Features - DirectX Developer Blog

GDC: Microsoft Reveals DirectX 12, Xbox One Improvements - IGN

Expanding DirectX 12: Microsoft Announces DirectX Raytracing

DirectX 11: A look at what's coming

Microsoft to unveil DirectX 12 at GDC – Play3r

Microsoft Unveils DirectX 12 API at GDC 2014 - Direct3D 12 Gets All Mantle Low Level Features and Then Some [Updated]

Ray-Tracing Hardware