Core Viewpoint - PCI-SIG has officially released the PCI Express (PCIe) 7.0 specification, achieving a speed of 128.0 GT/s, aimed at data-driven applications such as AI/ML, 800G Ethernet, cloud computing, and quantum computing [1][4]. PCIe 7.0 Specification Features - PCIe 7.0 offers a raw bit rate of 128.0 GT/s and a bidirectional rate of up to 512 GB/s through an x16 configuration [4][6]. - It utilizes PAM4 signaling and Flit-based encoding for improved power efficiency [4][6]. - The specification maintains backward compatibility with previous PCIe generations [4][6]. Industry Impact and Adoption - The release of PCIe 7.0 is seen as a significant advancement for AI and HPC hardware infrastructure, providing essential bandwidth and low latency for modern AI workloads [14][15]. - The specification is expected to meet the growing bandwidth demands of data-intensive markets, including AI/ML and high-performance computing [14][15]. - PCIe 7.0 is anticipated to be widely adopted in data centers, with many ASIC companies already engaging with IP providers to leverage the new technology [6][14]. Optical Interconnect Solutions - PCI-SIG has introduced a new optical interconnect specification revision to enhance PCIe technology performance [11][13]. - The Optical Aware Retimer ECN aims to provide a standardized method for implementing PCIe technology over fiber optics, addressing the industry's need for optical interconnects [11][13]. - This transition to optical solutions is expected to improve performance, reduce latency, and enhance thermal management capabilities [19][20]. Technical Specifications and Enhancements - PCIe 7.0 doubles the bandwidth of PCIe 6.0, achieving a bidirectional transfer speed of up to 512 GB/s [14][15]. - The specification introduces advanced features such as improved channel margining, enhanced error detection, and support for emerging technologies like CXL [15][16]. - The design of PCIe 7.0 connectors focuses on minimizing reflections and crosstalk, ensuring low cable loss and high signal integrity [19][20].

来源：内容来自 semiwiki，谢谢。 关键要点 最近对 120 多名匿名半导体专业人士进行的一项调查提供了关于业界如何评估非易失性存储器 (NVM) 技术以及下一步发展方向的客观看法。 2024 年 NVM 调查于 2024 年底启动，并通过包括 SemiWiki 在内的各种半导体相关平台和门户 网站进行推广，吸引了来自北美、欧洲和亚洲的工程师、架构师和决策者的参与。调查重点关注 内存 IP 的选择方式、哪些技术正在接受审查，以及决策者最看重哪些因素。 最近对 120 多名半导体专业人士进行的一项调查评估了业界对非易失性存储器 (NVM) 技 术的看法。 81% 的受访者目前正在评估或已经使用过 NVM IP，表明他们正在积极做出设计决策。 ReRAM 得到了超过 60% 的受访者的认可，使其成为传统嵌入式闪存的显著替代品。 81% 的受访者表示他们目前正在评估或曾经使用过 NVM IP。这些团队正在制定实际的设计决 策。受访者群体涵盖半导体供应商、IP 公司和系统开发商，从大型跨国公司到专注于特定设计团 队，应有尽有。职位涵盖从工程师到首席技术官 (CTO) 等各个岗位。 当被问及新兴的NVM类型时，R ...