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The RDNA 4m GPU identifier GFX1171 has been merged into Mesa 26.3, and GFX1172 is a second known RDNA 4m configuration expected to be added to Mesa in the future. Their presence in Mesa 26.3 indicates that open-source Linux driver support for at least GFX1171 is already being integrated into the Mesa graphics stack ahead of the rumored Q4 2026 launch. Answered

RDNA 4m is expected to be included in AMD's upcoming 10-core "Medusa Point" processor, and it will pair with AMD's next-generation Zen 6 CPU architecture. Answered

Yes. The article mentions two RDNA 4m configurations labeled GFX1171 and GFX1172, with GFX1171 already merged into Mesa 26.3 and GFX1172 noted as one of the two known RDNA 4m configurations expected to be added to Mesa in the future. Answered

Keeping RDNA 3.5 in APUs until 2029 means integrated Radeon RX graphics will not get native FSR 4 support until AMD ships RDNA 4m in a future APU, since RDNA 4m is the architecture said to bring native FSR 4. The article notes there is still a chance AMD could port a version of FSR 4 to RDNA 3.5, but that is not confirmed. Answered