The Rambus PCIe 6.1 Controller is configurable and scalable controller IP designed for ASIC implementation. Download the brief to learn about the features and the specs.
DDR5 vs DDR4 DRAM – All the Advantages & Design Challenges
Rambus Advances Data Center Server Performance with Industry-First Gen4 DDR5 RCD
Highlights:
- Boosts data rate to 7200 MT/s for a 50% memory bandwidth increase over today’s Gen1 DDR5 devices
- Extends leadership in key memory interface chip solutions for server main memory
- Supports accelerated roadmap of server performance for generative AI and other advanced data center workloads

Rambus Gen4 DDR5 RCD

The Rambus Gen4 DDR5 RCD boosts the data rate to 7200 MT/s.
SAN JOSE, Calif. – Dec. 27, 2023 – Rambus Inc. (NASDAQ: RMBS), a premier chip and silicon IP provider making data faster and safer, today announced the availability of its state-of-the-art Gen4 DDR5 Registering Clock Driver (RCD) which began sampling to the major DDR5 memory module (RDIMM) manufacturers in the fourth quarter of 2023. The Rambus Gen4 RCD boosts the data rate to 7200 MT/s, setting a new benchmark for performance and enabling a 50% increase in memory bandwidth over today’s 4800 MT/s DDR5 module solutions. It supports the rapid pace of server main memory performance improvements to meet the demands of generative AI and other advanced data center workloads.
“With memory being an essential enabler of server performance, the need for greater memory bandwidth continues its meteoric rise driven by demanding workloads like generative AI,” said Sean Fan, chief operating officer at Rambus. “The Rambus Gen4 DDR5 RCD is the latest demonstration of our commitment to providing leadership products ahead of the market need to support our customers’ current and planned server platforms.”
“Advanced workloads, led by the breathtaking pace of innovation in AI, are driving an accelerated roadmap of new server platforms for the data center,” said Shane Rau, VP, Computing Semiconductors at IDC. “DDR5 RCDs are critical to support the performance, power, and signal integrity required of RDIMMs in AI servers.”
Rambus DDR5 memory interface chips including the RCD, Serial Presence Detect (SPD) Hub and Temperature Sensors are important in achieving a new level of performance for leading-edge servers. With over 30 years of high-performance memory experience, Rambus is renowned for its signal integrity (SI) / power integrity (PI) expertise. This expertise helps enable DDR5 memory interface chips delivering superior performance and reliability for data center server RDIMMs.
Availability
The Rambus 7200 MT/s DDR5 RCD is available today.
More Information
Learn more about the Rambus DDR5 memory interface chips at https://www.rambus.com/ddr5.
DDR5 RCD 7200 MT/s Product Brief
The Rambus Registering Clock Driver (RCD) RCD4-GA0 enables DDR5 Registered DIMMs (RDIMMs) operating up to 7200 MT/s. Download the product brief to see the specifications and features.
Rambus Wins 2023 “Most Respected Emerging Public Semiconductor Company” Award from Global Semiconductor Alliance
SAN JOSE, Calif. – Dec. 11, 2023 – Rambus Inc. (NASDAQ: RMBS), a premier chip and silicon IP provider making data faster and safer, today announced that it is the recipient of this year’s “Most Respected Emerging Public Semiconductor Company” Award in its revenue category from the Global Semiconductor Alliance (GSA).

“It is truly an honor to be recognized amongst our industry with this prestigious award from the GSA, representing another great milestone in our ongoing evolution as a leading semiconductor company,” said Luc Seraphin, president and chief executive officer at Rambus. “This award would not have been possible without the continued dedication and innovation of Rambus employees worldwide and the ongoing support from our customers and partners. Our gratitude goes to the GSA and the entire semiconductor community as we work together to advance the future of technology.”
The GSA is a leading semiconductor and technology industry organization representing over 250 corporate members worldwide. Each year, the GSA recognizes semiconductor companies that have demonstrated excellence through their innovation and performance in the industry at its annual Awards Dinner Celebration. The recipient of “Most Respected Emerging Public Semiconductor Company Achieving $100 Million to $500 Million in Annual Sales” Award is selected by GSA members casting their ballots for the industry’s most respected companies, judged by their vision, technology and market leadership.
Additional Information:
For additional award details, please visit the GSA Website at https://www.gsaglobal.org/2023awd/
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Post-Quantum Cryptography (PQC), also known as Quantum Safe Cryptography (QSC), refers to cryptographic algorithms designed to withstand attacks by quantum computers.

