PCC · Private Cloud Compute
Apple's verifiable-inference-privacy architecture: attested images, stateless nodes, and a public transparency log — the reference bar for AI privacy claims.
Current numbers
5–20% TDDIEEE 519-2022 Table 2 PCC current TDD limit, 120 V–69 kV; higher voltages fall under Tables 3 and 4
5% THD-VIEEE 519-2022 PCC voltage limit above 1 kV to 69 kV (3% per harmonic); 8% THD up to 1 kV
<5% THD at nominal loadABB low-harmonic drive at nominal load, 100 kW comparison basis; not a universal accelerator-PSU or PCC result