AMD's Radeon RX 6800 XT Big Navi card tested in “multi-GPU” setup, third-party gaming benchmarks shared
Direct X 12 and Explicit Multi-Adapter support
A Brief History & DirectX 12 - GeForce + Radeon: Previewing DirectX 12 Multi-Adapter with Ashes of the Singularity
Mantle, DX12 could boost multi-GPU performance—with help from game devs | PC Gamer
Multi-GPU DirectX 12 shootouts show AMD with performance lead over Nvidia | Ars Technica
AMD points to multi-GPU advances in Mantle, DX12 | bit-tech.net
Deus Ex: Mankind Divided DX12 multi-GPU Tested - RX 480 vs GTX 1060 - YouTube
Explicit Multi-GPU with DirectX 12 – Control, | NVIDIA Developer
Nvidia and AMD Cross Multi GPU Tested In DirectX 12
AMD+NVIDIA Multi-GPU DirectX12 Benchmark: R9 390X + GTX 970 in 'SLIFire' | GamersNexus
DirectX 12 Explicit Multi-GPU Tested In Ashes of the Singularity
Radeon Tech Talk: DirectX® 12 Multi-GPU Frame Pacing - YouTube
AMD Details Multi-GPU Frame Pacing With DirectX 12 | TechPorn
Multi-Adapter Support in DirectX* 12
DirectX 12 Mixed Multi-GPU: It Works, For Now | TechPowerUp
DirectX 12 Multi-GPU Technology Tested: GeForce and Radeon Paired Together | TechSpot
AMD Radeon RX 5600 XT & RX 5700 DX12 Multi-GPU Tests 71% Faster
RedGamingTech
The impossible has happened: Testing Radeon and GeForce together in DirectX 12 | PCWorld
Dual 6900XT's but can't see option to enable multi gpu support in AMD settings. : r/pcmasterrace
Battlefield 1 DX12 Multi GPU Update DX12 Vs DX11 GTX 1080 TI SLI 4K Ultra Frame Rate Comparison - YouTube
DirectX 12 Explicit Multi-GPU Performance Review with Ashes of the Singularity - OC3D
Multi-Adapter Support in DirectX* 12
News - AMD Details DirectX 12 Multi-GPU And Shared Memory
