S UPER 370SSA/370SSM/370SSR/370SSE User's Manual Pentium III FCPGA/PPGA CPU 2x/4x AGP 133/100/66 MHz Host Bus GMCH 133/100 MHz DIMMs Graphics Performance Accelerator 544 BGA 133/100 MHz Memory Bus Audio Codec AC97 PCI Slots Modem Codec 1.5 Mb/sec ICH USB 360 EBGA SuperI/O LPC BIOS 4Mb FWH IDE Ports Figure 1-7. 815/815E Chipset: System Block Diagram NOTE: This is a general block diagram and may not exactly represent the features on your motherboard. See the following pages for the actual specifications of each motherboard. 1-16