AMD's RDNA 3 graphics cards wouldn't be possible if it wasn't for this very small upgrade.
Chiplet technologies have been fully embedded into the world of CPUs with Zen 4 and Raptor Lake but are yet to reach graphics cards. But that's all set to change with AMD's upcoming RDNA 3 GPUs. Thewill bring chiplets to bear in gaming graphics, and to do so, the red team had to revisit its entire interconnect technology.
"You heard the massive numbers tossed out this morning, 5.3 terabytes per second, which means we have on each one of these interfaces [MCDs] four, 64-byte channels going in both directions. That's a lot of wires. And an organic package is not going to be able to host that number of wires," Sam Naffziger, AMD fellow, tells us.
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