You havent seen the price of 128GB DDR5 RDIMMs, they are maybe $1300 each.
A lot of the initial use cases of CXL seem to be to use up lots of older DDR4 RDIMMs in newer systems to expand memory, eg cloud providers have a lot.
A lot of the initial use cases of CXL seem to be to use up lots of older DDR4 RDIMMs in newer systems to expand memory, eg cloud providers have a lot.