Extending Copper Interconnects to 448G - Innovations Overcoming Conventional Limitations

Learn about cutting-edge innovations in copper interconnect technology for high-speed data transmission in this 14-minute conference talk from the Open Compute Project. Explore the exponential challenges facing channel throughput capacity as the industry transitions from 224G to 448G speeds, including the growing adoption of high-power optics and advanced coding and modulation techniques. Discover the specific signal integrity (SI) challenges that impair copper interconnects at these extreme bandwidths and examine innovative interconnect solutions that enable better SI and impedance control at high frequencies required for 448G applications. Gain insights into how these technological advances are being realized through practical demonstrations and measurable benefits, providing a comprehensive understanding of why copper interconnects remain viable despite conventional limitations at ultra-high speeds.