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hcom's avatar
hcom
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3 years ago
Solved

Arria 10 (speed grade 3) has worse timing performance than Cyclone 10 GX (speed grade 5)

I am porting a design from a 10CX085YF67215G (Cyclone 10 GX, speed grade 5) to a 10AX022C4U19E3LG (Arria 10, speed grade 3). I am using Quartus Prime Pro Edition 21.3. The design meets timing in th...
  • hcom's avatar
    3 years ago

    As confirmed by @RichardTanSY_Altera , this is expected behavior. Although it is totally baffling that a more expensive device family, combined with a superior speed grade leads to worse timing performance, I am satisfied that my question has been answered.