American Megatrends Super Voyager PCI-II User Manual page 5

Overview,
Continued
Green PC Support
The Super Voyager PCI II motherboard includes support for monitor blanking on Green PC monitors and
IDE hard disk drive spin down. The motherboard supplies a TTL output to control Green PC power
supplies. The System Management Interrupt (SMI) and CPU Halt are supported. This motherboard
compiles with the APM (Advanced Power Management) V1.1 specifications.
Processor Type and Speed
A variety of 486 and 486 overdrive CPUs are supported in both the 168 pin PGA package as well as the
237 pin Intel© P24T PGA package, including:
• Intel 486DX, SX-33 5V,
• Intel 486DX2, SX2-66 5V,
• Intel 486DX4-100 3.3V,
• Intel P24D, Write-back DX2-66 5V,
• AMD AM486+, AM486+ DX2 and AM486+ DX4, Write-back and Write-through 3.3V, and
• Cyrix M7 DX2-66, Write-back, 3.3V or 5V.
See pages 15 through 17 for information about setting motherboard jumpers for CPU selection.
Heat Sink
A heat sink must be mounted on the CPU for proper cooling with all clock-multiplied 486-compatible
CPUs.
Chapter 1 System Overview
2
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