It states cache loads are a prerequisite for cache writes. Not sure about that Would there ever be value in a HW cache only handling writes so it can more effi

It states cache loads are a prerequisite for cache writes. Not sure about that Would there ever be value in a HW cache only handling writes so it can more efficiently pipe data to another core or gpu? Is the answer yes, but not at the page level? -- The article is great, but I still wonder at the corner cases