SST · Solid-State Transformer
Power-electronics transformer (~99% efficient) enabling medium-voltage-to-DC conversion for 800 VDC rack architectures.
Current numbers
~Q2 2026targeted UL listing for the first SST in NVIDIA's MGX reference (DG Matrix)
~87% vs ~82% ACend-to-end electrical-chain efficiency, 800VDC/SST chain vs a typical AC path (utility-to-VRM) — a system gain only co-design captures
~61–87.5% vs ~87%utility-to-VRM efficiency: legacy AC span (typical ~82%) vs the SST/800 VDC chain