IBM Is Running Out Of DDR4 Memory Faster Than It Thought

September 25, 2024 Timothy Prickett Morgan

Back in August, we told you about how Big Blue was shifting away from the DDR4 main memory chips and towards DDR5 main memory chips for Power10 systems, which were designed expressly to support both types of memory.

This is just like Power8 servers were designed to support both DDR3 and DDR4 memory, with the latter coming halfway through the Power8 product cycle. The Power9 machines used DDR4 memory solely, and the Power10 is getting support for DDR5 a little late in its cycle, given that we expect Power11 servers next year. Presumably the Power11 servers will just support DDR5 …