The 3nm CDNA 4-based MI355X with 288GB HBM3E comes H2 2025

In addition to the Instinct MI325X AI Accelerator, AMD also updated its AMD Instinct roadmap and previewed the upcoming Instinct MI355X AI Accelerator at its Advance AI event held earlier. Based on CDNA 4 architecture and made on 3nm manufacturing process, the Instinct MI355X will bring 288GB of HMB3E memory and continue AMD's Instinct push next year, acting as a stepping stone before CNDA Next MI400 Series which comes in 2026.