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A comment on TPU v4: An Optically Reconfigurable Supercomputer for Machine Learning. Parent comment

Re:TPU v4: An Optically Reconfigurable Supercomputer for Mac... by rpcope1 on Wednesday April 05, 2023 @01:28AM (#35449678)
So something like an optical FPGA?
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Re:TPU v4: An Optically Reconfigurable Supercomputer for Mac... by nighthawk454 on Wednesday April 05, 2023 @01:36AM (#35449725)
not really, only the interconnects between nodes are optical
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Re:TPU v4: An Optically Reconfigurable Supercomputer for Mac... by formerly_proven on Wednesday April 05, 2023 @11:45AM (#35456071)
Multiplexer for optical paths, which allows you to change the point-to-point wiring. Much like physical circuit switching in a 50s telephone exchange, actually.
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