Memory

Advantech launches SQRAM CXL 2.0 memory module

23rd January 2025
Harry Fowle
0

Advantech has announced the release of the SQRAM CXL 2.0 Type 3 Memory Module.

Compute Express Link (CXL) 2.0 is the next evolution in memory technology, providing memory expansion with a high-speed, low-latency interconnect designed to meet the demands of large AI Training and HPC clusters. CXL 2.0 builds on the foundation of the original CXL specification, introducing advanced features such as memory sharing, and expansion, enabling more efficient utilisation of resources across heterogeneous computing environments.

Memory expansion via E3.S 2T form factor

Traditional memory architectures are often limited by fixed allocations, which can result in underutilised resources and bottlenecks in data-intensive workloads. With the E3.S form factor, based on the EDSFF standard, the CXL 2.0 Memory Module overcomes these limitations, allowing for dynamic resource management. This not only improves performance but reduces costs by maximising existing resources.

High-speed interconnect via PCIe 5.0 interface

CXL memory module operate over the PCIe 5.0 interface. This high-speed connection ensures that even as memory is expanded across different systems, data transfer remains rapid and efficient. The PCIe 5.0 interface provides up to 32 GT/s per lane, allowing the CXL memory module to deliver the bandwidth necessary for data-intensive applications. Adding more capacity will have better performance and increased memory bandwidth without the need for more servers, and capital expenses.

Memory pooling

CXL 2.0 enables multiple host to access a shared memory pool, optimising resource allocation and improving overall system efficiency. Through CXL's memory pooling technology, computing components such as CPUs and accelerators of multiple servers on the same shelf can share memory resources, reducing resource redundancy and solving the problem of low memory utilisation.

Hot-plug and scalability

CXL memory module can be added or removed from the system without shutting down the server, allowing for on-the-fly memory expansion. For data centres, this translates into the ability to scale memory resources as needed, ensuring optimal performance without disruption.

Key features:

  • EDSFF E3.S 2T form-factor
  • CXL 2.0 is compatible with PCIe-Gen5 speeds running at 32 GT/s
  • Supports ECC error detection and correction
  • PCB: 30μ’’ gold finger
  • Operating Environment: 0 ~70°C (Tc)
  • Compliant with CXL™ 1.1 & CXL™ 2.0

Target applications:

  • Data Centre
  • Machine Learning
  • AI Training
  • Edge Computing

The Advantech SQRAM CXL 2.0 Memory Expansion series is currently undergoing server test programs. An early engineering sample will be ready in September 2024, and the official launch is scheduled for Q1, 2025.

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