Wrong, For RDNA 3 CU, the 1st 64 stream processors support both w32 and w64, while the 2nd 64 stream processors only support w32.
RDNA 2 CU and RDNA 3 CU have the same texture unit count.
AIDA64's RX 7900 XTX shows half of TFLOPS potential.
RDNA3 Dual issue compute is extremely limited and...