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GCN LDS size

Question asked by ekondis on Nov 21, 2015
Latest reply on Nov 24, 2015 by tzachi.cohen

As I had been aware each CU in GCN GPUs has 64KB of LDS. However, in the respective ISA manuals a 32KB size is stated per CU (e.g. paragraph 2.3.1/page 2-4 of AMD_Sea_Islands_Instruction_Set_Architecture1.pdf). What's the actual size? Why is there such a confusion?