Bulletin has been published now. Please refer below link, [URL]  Dell Incorporated  
Hello, Dell Server R630 is certified with SLES 12 as described in below suse bulletin. [URL] I would like to ask you if R630 XL dell server is also certified with SLES 12? as there is no suse bulletin for it. Thanks and BR/ Cristina Palomo
Is R630 XL certified with SLES 12?