System Specifications - HP Digital AlphaStation 255 Family User Information

Technical Specifications

System Specifications

Table B–1 lists the Digital AlphaStation 255 system processor features, performance,
dimensions, environmental, and acoustics specifications.
Table B–1: Processor Features
Feature
Processor type
Core logic
Secondary cache
Table B–2: System Specifications
Attributes
PCI clock
Slots
Memory
Total SCSI bus length
* Memory is expandable up to 1 GB when 128-MB SIMMs are available.
Table B–3: System Dimensions
Dimension
Width
Length
Height
Weight
B–2
Digital AlphaStation 255 System Specifics
DECchip 21064A
DECchip 21071-AA chipset
Write-back, 1 MB (megabyte)
Specification
33.33 Mhz, 30.0 ns cycle time
Two PCI, one PCI/ISA combination, and one ISA-only
Expandable up to 1 GB
3 meters (9.8 feet) for fast SCSI operation
4 meters (13.1 feet) for slow SCSI operation
Specification
44.6 cm (17.56 inches)
46 cm (19.6 inches)
13 cm (5.12 inches)
15.9kg (35 lb)