Lexar AI Storage Stick Concept Turns M.2 SSDs Into Memory Cartridges

Lexar proposes a new concept for storage that treats M.2 NVMe SSDs like memory expansion cartridges. The company envisions these drives fitting into a narrow slot on the front panel of Mini-PCs to boost system performance.

Lexar envisions M.2 drives expanding system memory for large language models in Mini-PCs

The design targets Mini-PC form factors and relies on a 25 mm-wide slot wired directly to the processor or chipset. An ASUS prototype demonstrates how this robust M.2 slot could function in real hardware.

Lexar also showcased an AI-Grade Gen 5 x4 NVMe SSD during the presentation. The drive likely uses a DRAMless controller design to handle high-speed data access without extra memory chips.

The concept aims to integrate NVMe storage into a three-tiered memory hierarchy for large language models. Lexar claims this setup can reduce memory footprint by up to 40 percent when running AI workloads.

The concept extends previous ideas regarding the use of high-speed storage to augment system memory capacity. This design treats solid-state drives as integral components of the memory hierarchy instead of merely static data repositories.