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Nvidia’s Rubin NVLink 6 and HBM4 speed figures reportedly lowered
A user says unidirectional NVLink 6 bandwidth per GPU fell from 1.8 to 1.5 TB/s for upcoming Rubin products.
TLDR
A user says Nvidia announced lower speed figures for its upcoming Rubin products: NVLink 6 dropped from 1.8 to 1.5 TB/s unidirectionally per GPU, and HBM4 from 22 to 19.2 TB/s. The user says they found online speculation but no official explanation for the changes.
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