You mean like these? http://www.penguincomputing.com/products/open-compute-solutions http://www.penguincomputing.com/products/open-compute-soluti... They are

You mean like these? http://www.penguincomputing.com/products/open-compute-solutions http://www.penguincomputing.com/products/open-compute-soluti... They are not tier 1, but Penguin has been around for quite a long time.