Load Reduced DIMMs and Registered DIMMs can be mixed in the same system.
Load Reduced DIMMs and Registered DIMMs can not be mixed on the same CMIOU.
SPARC T7-1 Notes
In all configurations, DIMMs must be identical (same size, same rank classification).
SPARC T7 and S7 Memory SEEPROM data does not contain a valid Oracle Part Number
(Doc ID 2076678.1)
SPARC T7-2 / T7-4 Notes
Mixed configurations are supported (DIMMs associated with CM0 with one size, and DIMMs associated with CM1 with a different size) as long as all DIMMs in the server have the same rank classification.
SPARC T7 and S7 Memory SEEPROM data does not contain a valid Oracle Part Number
(Doc ID 2076678.1)