Server RAM & ECC Memory Prices UK
8 products • Updated 18/01/2026
Compare server RAM and ECC memory prices per gigabyte. Find the best deals on 8GB, 16GB, 32GB, 64GB and 128GB server memory modules including RDIMM, LRDIMM and registered memory from brands like Samsung, Kingston and Crucial.
Server RAM with ECC (Error-Correcting Code) is essential for data integrity in server environments. Whether you need registered DIMMs for large memory configurations or unbuffered ECC for smaller servers, we compare server memory prices daily from Amazon UK to help you find the cheapest option per gigabyte.
Frequently Asked Questions
What is server memory and how is it different from desktop memory?
Server memory is designed for 24/7 operation in server environments. It typically includes features like ECC (Error-Correcting Code) for data integrity, registered/buffered modules for stability with large memory configurations, and higher reliability ratings. Server memory is optimized for stability and error correction rather than raw speed.
Do I need registered (RDIMM) or unbuffered (UDIMM) server memory?
Registered DIMMs (RDIMMs) are required for servers with large memory configurations (typically 128GB+). They use a register buffer to reduce electrical load on the memory controller. Unbuffered DIMMs (UDIMMs) are used in smaller server configurations. Check your server's specifications to determine which type is required - they are not interchangeable.
Can I use desktop memory in a server?
Generally, no. Servers require registered/buffered memory modules that are specifically designed for server motherboards. Desktop memory (UDIMM) is not compatible with most server systems. Additionally, servers benefit from ECC memory for error correction, which most desktop memory lacks. Always use memory that matches your server's specifications.
What is ECC memory and why do servers need it?
ECC (Error-Correcting Code) memory can detect and correct single-bit errors automatically. This is crucial for servers where data integrity is paramount. ECC memory prevents system crashes and data corruption that could occur from memory errors. Most server-grade memory includes ECC functionality.