Well I am batting .500 This seemed like a good idea, mSATA slot and one SATA port, but it is too tall: https://www.newegg.com/Product/Product.aspx?Item=9SIA1JM2CZ0249&cm_re=sedna-_-9SIA1JM2CZ0249-_-Product     This one just barely fit: Two mSATA SSD. I am running Windows 10 from one of the SSD. http://sedna-shop.com/index.php?route=product/product&path=60&product_id=70   As both of these use x1 PCIe two SSD's would saturate the