It wouldn't make sense to throw the previous gen machinery to the trash if it can keep making profitable memory. Esp as smaller module capacities become more co

It wouldn't make sense to throw the previous gen machinery to the trash if it can keep making profitable memory. Esp as smaller module capacities become more common now with the price increases. You need to update the chip design for DDR4 -> DDR5 but there's no magic flashy business in DDR5 meaning it could only be implemented in the latest process node.