Assertion: pci express | /r/CapableOf | preserve backward compatibility
Facets:
value: with pci
type: OTHER
value: at the software level
type: OTHER
Source sentences:
text: At the software level, PCI Express preserves backward compatibility with PCI; legacy PCI system software can detect and configure newer PCI Express devices without explicit support for the PCI Express standard, though new PCI Express features are inaccessible.