Based on this product's specifications, here are some alternatives and similar models
Memory Module DELL 16 GB DDR4 3200 MHz ECC 8 x 2 GB
Summary description:
The DELL AA799064 memory module features 16 GB of DDR4 memory with a speed of 3200 MHz. It consists of 8 modules of 2 GB each, designed for PC and server use. The 288-pin DIMM form factor and ECC support ensure reliable performance and data integrity, making it ideal for demanding applications.