NBP 0522 (P/N: 79N0052200X00) PICMG 1.3 W/SBC slot, 2 PCE X 1, and 2 x PCI slot
NPB0522-BX (P/N: 79N0052201X00) PICMG 1.3 W/SBC slot, 1 PCE X 4, 1 PCE X 16 and 2 x PCI slot