Rambus Unveils PCIe 7.0 IP Portfolio for High-Performance Data Center and AI SoCs

June 12, 2024 -- The relentless innovation in Artificial Intelligence (AI) and High-Performance computing (HPC) demands a cutting-edge hardware infrastructure capable of handling unprecedented data loads. To overcome these challenges and usher in a new era of performance, Rambus is proud to announce the launch of our PCI Express® (PCIe®) 7.0 IP portfolio, encompassing a comprehensive suite of IP solutions including:

• PCIe 7.0 Controller designed to deliver the high bandwidth, low latency, and robust performance required for next-generation AI and HPC applications
• PCIe 7.0 Retimer for highly-optimized, low-latency data path for signal regeneration
• PCIe 7.0 Multi-port Switch that is physically aware to support numerous architectures
• XpressAGENT^TM to enable customers to rapidly bring-up first silicon

“The burgeoning landscape of data center chip manufacturers, driven by the emergence of novel data center architectures, necessitates the availability of high-performance interface IP solutions to foster a robust and thriving ecosystem,” said Neeraj Paliwal, SVP & GM of Silicon IP at Rambus. “The Rambus PCIe 7.0 IP portfolio addresses this challenge by delivering unparalleled bandwidth, low latency, and security features. These components work together to provide a seamless, high-performance solution that meets the rigorous demands of AI and HPC applications.”

Rambus PCIe 7.0 Controller IP key features include:

• Supports PCIe 7.0 specification including 128 GT/s data rate
• Implementation of low-latency Forward Error Correction (FEC) for link robustness
• Supports fixed-sized FLITs that enable high-bandwidth efficiency
• Backward compatible to PCIe 6.0, 5.0, 4.0, etc.
• State-of-the-art security with an IDE engine
• Supports AMBA AXI interconnect

PCIe 7.0 Controller IP Block Diagram

Rambus PCIe 7.0 Retimer IP key features include:

• Supports PCIe 7.0 specification x2 to x16 lanes
• Pre-integrated Xpress Agent debug analysis IP
• Highly-configurable equalization algorithms with adaptive behaviors
• Power modes and intelligent clock gating to best manage controller IP

PCIe 7.0 Retimer IP Block Diagram

Rambus PCIe 7.0 Switch IP key features include:

• Highly scalable up to 32 ports configurable external or internal endpoints
• Physically aware to account for port placements across large die
• Superior performance through non-blocking architecture
• Allows seamless migration from FPGA prototyping design to ASIC/SoC production design with the same RTL

PCIe 7.0 Switch Block Diagram

Rambus PCIe XpressAGENT key features include:

• Non-intrusive, intelligent, in-IP debug/logic analyzer for PCIe Controller, Retimer and Switch IP enabling rapid first-silicon bring-up
• Integrates with any PIPE compliant SerDes
• Provides unified access to PHY, MAC and Link Layers locally or remotely via a CPU-agnostic API
• Provides pre-emptive monitoring and diagnosis via remote access for infield products

In addition to the PCIe IP portfolio, Rambus also offers industry-leading interface IP for HBM, CXL, GDDR, LPDDR, and MIPI. For more information, visit www.rambus.com/interface-ip.