User`s manual

1.2 Board Components and Features
Table 1–2 (Cont.) Alpha PCI 64–275 Summary
Graphics
Graphics options The Alpha PCI 64–275 supports a wide variety of PCI-
and ISA-based graphics options, such as those listed in
Appendix A. Look at the Microsoft Windows NT hardware
compatibility listing for detailed option support information.
Input/Output
Input device interfaces PS/2 style keyboard and mouse
Serial Two RS423-compatible (9-position) serial communications
ports
Parallel One parallel (Centronics compatible) communications port
Bus options Total of 6 option slots
PCI bus Supports four 5-V/32-bit PCI option slots at 30.5 MHz
maximum–one long and three short cards
ISA bus Supports three 16-bit ISA option slots plus one shared PCI
/ISA slot
IDE One IDE interface supporting up to 2 drives
Diskette One 82077-compatible diskette controller supporting up to 2
drives with 1.44MB and 2.88MB formats
Physical Characteristics
Form factor Baby-AT-size board
Width/depth 22.1 cm (8.7 in)
33.0 cm (13.0 in)
Weight 840 grams (1.85 lb) with high-profile heat sink
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Alpha PCI 64–275 Introduction 1–9