R181-Z90 (rev. A00) rev. 100 Bios R181-Z91 (rev. A00) rev. 100 R281-Z94 (rev. A00) rev. 100 R281-Z92 (rev. A00) rev. 200 R281-Z91 (rev. A00) rev. 200 Dual AMD EPYC™ 7002 and 7001 series processor family 8-Channel RDIMM/LRDIMM DDR4, 32 x DIMMs
