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TechRadar
TechRadar
Rahim Amir

AMD says the MI430X is the fastest FP64 GPU ever built, but you can't buy one until 2027

AMD Nvidia
A render of the AMD Instinct MI455X AI GPU.
  • AMD's MI400 press release publishes exactly one performance figure
  • 288 TFLOPS of hardware FP64 on the MI430X, a GPU it positions as its go-to for sovereign AI and HPC
  • Unlike the MI455X, which it launched alongside, the MI430X will have researchers and sovereign AI clients waiting longer, with AMD targeting early 2027 for its first shipments

AMD has launched its latest Instinct MI400 series, unveiling two new chips which bring performance gains, larger, faster HBM4 memory, and a continued promise to support its open-source ROCm stack.

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