1GB DDR3-1333 ECC UDIMM
1GB Module - DDR3 - ECC - Unbuffered - 1333MT/s - PC3-10600 - 9ns CAS Latency - 1.5V - Hynix T-Die DRAM Modules
Dual Thunderbolt eSATA Hub
External Drive Hub - eSATA 3.0Gbps Interface - Dual Thunderbolt 10Gbps Connectivity - Dual-Drive Capacity - RAID 0/1 Supported - Aluminum - Windows / OS X Compatible - Thunderbolt Cables Not Included - 3 Year Depot Carry-In Mfg. Warranty
16GB DDR4-3200 ValueRAM Non-ECC UDIMM
16GB Module - DDR4 - Non-ECC - Unbuffered - 3200MT/s - PC4-25600 - 22ns CAS Latency - 1.2V
16GB DDR5-5600 Desktop Non-ECC UDIMM Memory
16GB Module - DDR5 - On-Die ECC - Unbuffered - 5600MT/s - PC5-44800 - 46ns CAS Latency - 1.1V