SK Hynix debuts CXL computational memory on XCENA MX1, Samsung to fab

SK Hynix unveiled a commercial CXL Hybrid Memory product built on XCENA's MX1, the industry's first CXL 3.2 computational memory device. Samsung will mass-produce MX1 on its foundry lines from late 2026, with revenue expected in 2027.

• MX1 packs 3,072 RISC-V cores, up to 2 TB DDR5, PCIe 6.0 dual x8, 40W chip power
• Up to 4.7x throughput and 18.7x better energy efficiency than a host CPU over CXL
• Mass production on Samsung foundry lines slated for late 2026
• Demos: shared KV cache across servers and in-memory vector search for RAG