Labels:text | screenshot | rectangle | square | diagram OCR: A BRIDGE TOO FAR? Approach A Approach B CPU Memory CPU Memory System bus varde System bus; T sno 13d PCI-to-PCI PCI bus => PCLO-EISA bridge PCI slots bridge PCI bus 2 PCI bus 1 PCI Slots PCHCEISA. bridge EISA bus EISA slots EISA bUS. EISA slots PCI slots, PCIslots Figure 1. Bridges can be used to connect one PCI bus to another. Other bridges can link a PCI bus to an EISA or ISA bus. But how systems designers use these bridges can impact overall performance. In this example, Approach B offers higher total I/O throughput than Approach A, due to the peer-level arrangement of the two PCI buses in Approach B.
