Current AI chips face a transmission bottleneck where they’re pushing 200Gbps per lane, so even the slightest interference can affect performance.
AIHUB
NVIDIA Reportedly Considering Teflon (PTFE) to Fix Signal Loss in Next-Gen NVLink Switch Boards
NVIDIA is reportedly exploring the use of Teflon (PTFE), a non-stick material, to address signal loss in next-generation NVLink switch boards for AI servers. Current AI chips transmit at 200Gbps per lane, making them highly sensitive to interference. The material could help reduce signal degradation in high-speed interconnects.
This is a concrete, recent development in AI hardware engineering that highlights a novel material solution to a critical performance bottleneck.
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