CMM-DDR5
CXL 2.0 memory module that expands and pools DDR5 capacity and bandwidth beyond the CPU's own channels for AI and high-performance computing servers, with a 96GB version through customer validation and a 128GB 1bnm version following.
No public price list; contract supply. Same sitemap evidence as HBM3E.
What it does
- Memory
- AI compute hardware
- Model inference
How it compares
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CM7-R Series
SK Hynix Inc., a competitor of the Group, holds convertible bonds...As SK Hynix Inc. is in a competitive relationship with the Group...
Regulatory filing · 18 Sep 2026 -
CM7-R Series
SK Hynix Inc., a competitor of the Group, holds convertible bonds...As SK Hynix Inc. is in a competitive relationship with the Group...
Regulatory filing · 18 Sep 2026
Sources
- Pricing
- Sold within
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SK hynix describes CMM-DDR5 as "a 96GB card composed of 24Gb DDR5 DRAM chips" for CXL memory expansion; "The first samples are ready to ship from Q4 2022." The page states no price and no purchase route beyond "Do you have some questions? Please Contact US."
- URL
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Official documentation · 1 Sep 2026
Catalogue page confirmed live 2026-09-01. The page is titled "CMM" and names CMM-DDR5 within it. Replaces the interim news.skhynix.com customer-validation announcement kept since batch 2.
Also from SK Hynix
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HBM3E Hardware
Fourth-generation high-bandwidth memory that vertically stacks up to 12 DRAM layers for 36GB at 9.6Gbps, sold to GPU and AI accelerator makers for AI server packages.
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HBM4 Hardware
Fifth-generation high-bandwidth memory with 2,048 I/O terminals and over 10Gbps operating speed, roughly doubling HBM3E bandwidth for next-generation AI accelerators.
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PEB000 Series Hardware
PCIe Gen5 enterprise SSD series in E1.S form factor with in-house ASIC and V8 4D NAND, power-optimised for AI servers and NVIDIA RVL-qualified for GB200 -- one model shipping today, PEB110 (1,920-7,680GB, 20W, mass production).
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PS1000 Series Hardware
PCIe Gen5 enterprise SSD series with in-house ASIC and V7 4D NAND for high-performance datacenter workloads, supporting up to 16TB in U.2/3 and the newer E3.S form factor -- two models shipping today, PS1010 and PS1030.
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SOCAMM2 Hardware
192GB LPDDR5X-based low-power memory module built on the 1cnm process and designed as main memory for AI servers, delivering over double the bandwidth of conventional RDIMM at over 75% better power efficiency.
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