Tag: optical interconnects
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The Register: AI ambition is pushing copper to its breaking point
Source URL: https://www.theregister.com/2024/11/28/ai_copper_cables_limits/ Source: The Register Title: AI ambition is pushing copper to its breaking point Feedly Summary: Ayar Labs contends silicon photonics will be key to scaling beyond the rack and taming the heat SC24 Datacenters have been trending toward denser, more power-hungry systems for years. In case you missed it, 19-inch racks are…
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The Register: Copper’s reach is shrinking so Broadcom is strapping optics directly to GPUs
Source URL: https://www.theregister.com/2024/08/28/broadcom_optics_gpus/ Source: The Register Title: Copper’s reach is shrinking so Broadcom is strapping optics directly to GPUs Feedly Summary: What good is going fast if you can’t get past the next rack? In modern AI systems, using PCIe to stitch together accelerators is already too slow. Nvidia and AMD use specialized interconnects like…