A number of Asus TUF Gaming laptops and Asus ROG devices powered by Renoir chips from AMD's Ryzen 4000 series have been spotted on Newegg Canada and the Canadian retailer Memory Express. Although the listings have all been removed now, it seems these Ryzen 4000 laptops will be released within a few days and are priced from CAD$899 up to CAD$2,499.