Add to the supported hardware and platforms for MRG: Because Red Hat Enterprise MRG Realtime provides an updated Linux kernel, it is certified for use on a subset of the hardware systems certified for Red Hat Enterprise Linux. Red Hat Enterprise MRG Realtime is certified on x86 and x86_64 architectures only. Furthermore, Red Hat works with hardware vendors to certify systems for use with MRG Realtime based on customer demand. At initial release, the list of certified systems for MRG Realtime includes: HP: DL320g5 DL360g5 DL380g5 IBM: LS21 blade HS21 blade For an updated list of certified systems, see the Red Hat Hardware Catalog at https://hardware.redhat.com/.
https://engineering.redhat.com/docbot/en-US/Red_Hat_Enterprise_MRG/1.0/html/MRG_Release_Notes/sect-MRG_Release_Notes-Installing_and_Configuring_PRODUCT-Installing_and_Configuring_RT.html LKB