1GB PC3200 DDR400
1GB Module - DDR - Non-ECC - Unbuffered - 400MT/s - PC-3200 - 3ns CAS Latency - 2.6V - Lifetime Depot Carry-In Mfg. Warranty
16GB DDR4-2666 ECC REG 1.2v Module
16GB Module - DDR4 - ECC - Registered - 2666MT/s - PC4-21300 - 1.2V - 1 Year Depot Carry-In Mfg. Warranty