COMPANIES · AI CHIPS & NETWORKING

Rambus

Rambus designs memory-interface chips (such as the buffer and controller chips that sit on DDR5 server memory modules), licenses chip design IP, and licenses its large portfolio of memory-related patents to chipmakers.

EnablerAI chips & networking
What it does

Rambus designs memory-interface chips (such as the buffer and controller chips that sit on DDR5 server memory modules), licenses chip design IP, and licenses its large portfolio of memory-related patents to chipmakers.

Why it matters

AI servers use large amounts of DDR5 memory, and Rambus sells chipsets for DDR5 server memory modules and interface IP such as PCIe for AI systems; its patent licenses are held by major memory makers including SK hynix and Micron.

How it makes money

Memory-module makers buy its interface chips, chip designers pay for its IP, and memory makers pay royalties and license fees for its patents.

Geography

United States (San Jose, California)

AI stack position

AI chips and networking. The companies designing the processors, accelerators and networking equipment that do the actual computing behind AI, including GPUs like NVIDIA's, and the high-speed connections that link thousands of them together.

Same-layer peers

Same-layer peers share an editorial stack classification; that alone does not establish direct competition.

Connections (2)

Every connection below is tied to a readable source, date, classification and statement of its limits. A company source establishes what that company stated; it does not necessarily provide independent confirmation.

Current relationships (2)

Rambus licenses its patent portfolio to Micron
SuppliesCurrent
Rambus announced a five-year extension of its patent license agreement with Micron, running through late 2029.

Source: 2024-12-10 · reviewed 2026-09-26

Evidence: Primary-source statement · Reported operating (agreement term)

Limits: Patent license only; does not establish fees paid, product purchases, or use in any specific Micron product.

Rambus and Micron Technology Extend Patent License Agreement ↗
Rambus licenses its patent portfolio to SK hynix
SuppliesCurrent
Rambus announced a 10-year extension of its comprehensive patent license agreement with SK hynix, running from July 2024 through mid-2034.

Source: 2023-04-04 · reviewed 2026-09-26

Evidence: Primary-source statement · Reported operating (agreement term)

Limits: Patent license only; does not establish fees paid, product purchases, or use in any specific SK hynix AI memory product.

Rambus and SK hynix Extend Comprehensive License Agreement ↗
Evidence for this profile

Rambus Reports Second Quarter 2026 Financial Results ↗
Reviewed

Explore it interactively

Open this profile in the database See it on the relationship map

Inclusion in this database is not an endorsement of a company or its securities. Nothing here is a recommendation to buy or sell anything, and none of it is individualized investment advice. See the disclosures. Data: AI Map v3.24, released .