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8170 N/B MAINTENANCE
Hub Interface to Intel® 82801BA ICH2
---266 MB/s point-to-point hub interface to ICH2
---66 MHz base clock
---MSI interrupt messages, power management state change, SMI, SCI and SERR error indication
Accelerated Graphics Port (AGP) Interface
--- Supports a single AGP device (either a connector or on the motherboard)
---Supports AGP 2.0 including 1x, 2x, and 4x AGP data transfers and 2x/4x Fast Write protocol
---Supports only 1.5 V AGP electrical characteristics
---32 deep AGP request queue
---Delayed transaction support for AGP-to-System Memory FRAME# semantic reads
System Interrupt Support
---System bus interrupt delivery mechanism
---Interrupts signaled as upstream memory writes from AGP/PCI
---Supports peer MSI between hub interface and AGP
---Provides redirection for IPI and upstream interrupts to the system bus
Power Management
---SMRAM space remapping to A0000h
---Supports extended SMRAM space above 256 MB, additional TSEG from Top of Memory
interface are not supported
---PC ’99 suspend to DRAM support
---ACPI, Revision 1.0b compliant power management
---APM, Revision 1.2 compliant power management
---NT Hardware Design Guide, Version 1.0 compliant
Package
---MCH: 593 pin FC-BGA (37.5 x 37.5 mm)