S UPER P4SBA+/P4SBA/P4SBM User’s Manual BIOS support for USB keyboard Real-time clock wake-up alarm Main switch override mechanism External modem ring-on Onboard I/O Dual Ultra DMA Bus Master with DMA IDE 100 MB supported 1 floppy port interface (up to 2.88 MB) 2 Fast UART 16550A compatible serial ports 1 EPP (Enhanced Parallel Port) and ECP (Extended Capabilities Port) supported parallel port PS/2 mouse and PS/2 keyboard ports 1 game port with audio (P4SBA+, P4SBM only) Up to 4 USB (Universal Serial Bus) ports Other Internal/external modem ring-on Recovery from AC power loss control Wake-on-LAN (WOL) Multiple CPU clock frequency ratio selections (set in BIOS) CD Utilities BIOS flash upgrade utility Drivers for 845 chipset utilities Dimensions P4SBA+:
ATX, 12" x 8.7" (305 x 220 mm) P4SBA: ATX, 12" x 8.7" (305 x 220 mm) P4SBM: microATX: 9.6" x 8.9" (244 x 226 mm) 1-12