128MB PC800 ECC RDRAM-1600
128MB 184pin 8Mx18 ECC PC800-40ns RIMM-1600 (Samsung)
256MB PC1066 RDRAM-4200
256MB 232pin 8Mx32 Non-ECC PC1066 RIMM-4200 (Samsung)
32GB (2x16GB) Kit DDR5-4800 Non-ECC UDIMM
32GB Kit - (2x 16GB) - DDR5 - On-Die ECC - Unbuffered - 4800MT/s - PC5-38400 - 40ns CAS Latency - 1.1V