电信通信技术协会推出400G-FR4-LPO规范,以实现高效,可互操作的光纤400GbE,提高AI数据中心的性能. The LPO MSA launches 400G-FR4-LPO spec for efficient, interoperable 400GbE over fiber, boosting AI data center performance.

《LPO管理事务协议》公布了400G-FR4-LPO规格,允许400Gigabit Ethernet使用4个100Gb/s波长截面多路线路对单式纤维进行400Gigabit Ethernet,支持至少500米的传输。 The LPO MSA has released the 400G-FR4-LPO specification, enabling 400 Gigabit Ethernet over single-mode fiber using four 100 Gb/s wavelength-division multiplexed lanes with support for at least 500-meter transmission. 该标准旨在降低电力、成本和延迟度,提高数据中心在AI和机器学习方面的绩效,确保开关、NIC和模块之间的互操作性。 Designed to reduce power, cost, and latency, the standard enhances data center performance for AI and machine learning, ensuring interoperability across switches, NICs, and modules. 它以100G-DR-LPO规格为基础,由50多个行业领袖制定,并符合IEEE和OIF标准。 Developed by over 50 industry leaders and aligned with IEEE and OIF standards, it builds on the 100G-DR-LPO specification. 该小组目前正在推进每条车道执行200千兆b/秒的工作。 The group is now advancing work on 200 Gb/s per lane implementations.