What is a design consideration when using existing PCIe I/O drawers in a maximum bandwidth/throughput configuration on a new Power 750 system?（）
- AThe new system requires 1 installed processor card for the GX++ bus adapter
- BThe new system requires a minimum of 2 installed processor cards for the GX++ bus adapter
- CThe new system requires a minimum of 3 installed processor cards and the HPC InfiniBand cluster adapter
- DThe new system requires 1 installed processor card for the GX++ bus adapter and the HPC InfiniBand cluster adapter