System Overview
The DIGITAL Personal Workstation a/au-Series system has the following features:
- DC21164A (EV56) Alpha CPU running at 433, 500, or 600 MHz.
- 2 and 4 MB SRAM Bcache (8 MB available later).
- Data path width: 128-bits data plus 16-bits ECC.
- 32 MB to 1.5 GB of ECC-protected Synchronous DRAM (SDRAM) main memory (SRAMs mounted on DIMMs).
- 64-bit PCI bus.
- ISA bus.
- 1 MB flashROM firmware.
- Enhanced IDE interface.
- Universal Serial Bus (USB) with two external connector.
- Eight diagnostic LEDs.
- Mini-tower desktop enclosure.
- EIDE controller for CD-ROM drive.
- Ethernet: Fast Ethernet Lan controller for both 10- and 100-Mbps data rates.
- CD-quality audio.
- 300-Watt power supply.
- Five option slots:
- Slot 1. 32-bit PCI (half-size).
- Slot 2. 32-bit PCI/ISA combination (half-size).
- Slot 3. 32-bit PCI/ISA combination (full-size).
- Slot 4. 64-bit PCI/ISA combination (full-size).
- Slot 5. 64-bit PCI (full-size).
- Six drive bays:
- One 3.5-inch front accessible (floppy diskette drive).
- Three 5.25-inch front accessible devices (half-height [1.6-inch]).
- Two internal 3.5-inch drives (low-profile [1.0-inch]).
- Choice of operating system:
- Microsoft Windows NT.
- OpenVMS.
- DIGITAL UNIX.