
GLOBAL MEMORY·128GB
From £2.20/GB·995 products·Updated 29 Jul 2026
14 products · Prices updated 29/07/2026
Compare server RAM and ECC memory — RDIMM, LRDIMM, and registered modules from Samsung, Kingston, Crucial, and more. Find the lowest price per gigabyte for server upgrades in the UK.
Server memory is built for 24/7 reliability with ECC error correction. We update Amazon UK prices daily across 8GB to 128GB modules so you can filter by brand and capacity, then compare registered and buffered kits by £/GB.
As an Amazon Associate we earn from qualifying purchases. Prices shown are from Amazon UK in GBP and were accurate as of 29 July 2026; they are subject to change. The price and availability shown on Amazon at the time of purchase is the one that applies.

GLOBAL MEMORY·128GB

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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.
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.
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.
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.