Engineers Unveiled CRAM Linux Memory Technology
The research-stage memory tech could increase read speeds by hundreds of times if implemented in future hardware.
Updated on Oct. 8, 2026 in Computers
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Meta engineers presented a new Linux memory technology called CRAM at the Linux Plumbers Conference. The research-stage technology uses specialized hardware to decompress data automatically, offering significant performance gains over current memory compression standards.
Why it matters
This technology aims to improve system performance by increasing the effective capacity and speed of system RAM. By moving decompression from software to hardware, it addresses performance bottlenecks in data-heavy computing environments.
CRAM demonstrates a 452-fold speed increase over ZRAM for read-only operations, maintaining a 5.4-fold advantage even with a 20% write workload. The technology relies on custom memory hardware to handle decompression, unlike current systems that process data via CPU-bound software.
The players
Meta
A global technology company focused on social networking, metaverse infrastructure, and open-source software development.
Linux Plumbers Conference
An annual technical gathering for developers to discuss the low-level architecture and evolution of the Linux kernel.
The details
CRAM functions by storing compressed data directly in system memory, which increases the total amount of information a machine can hold at once. When a system needs to access this data, specialized hardware automatically decompresses it upon reading, bypassing the latency associated with traditional software-based decompression. Current Steam Deck models, which utilize 16 GB of shared system RAM, do not possess the necessary hardware to support this research-stage implementation.
Timeline
October 5, 2026: CRAM technology was presented at the Linux Plumbers Conference in Prague.
The Tech Race
CRAM positions itself as a successor to ZRAM, the current standard for compressed RAM in the Linux ecosystem. By offloading decompression to dedicated hardware, it challenges the traditional software-bound approach to memory management currently used in high-performance computing.
Current users will not see changes in existing hardware like the Steam Deck, as the technology requires specialized, unreleased memory components. Future iterations of mobile and handheld computing devices could eventually leverage this hardware to improve system memory efficiency.
The takeaway
CRAM offers a path to massive gains in memory speed by moving decompression tasks from software to dedicated hardware. Interested observers should monitor whether this research enters hardware standards processes, which could signal its potential arrival in future consumer devices like a theoretical Steam Deck 2.
Further reading
For more on the architecture powering modern devices, see our coverage of Computers.
Source note: This article includes information reported by Notebookcheck.
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