AlphaStation 255 Specifications

Model4/2334/300
Family / Variant Avanti / LX3+ Avanti / LX3+
Introduced March, 1996 March, 1996
Base Price 7,399 USD 13,882 USD
Enclosure Desktop Desktop
CPU Features
CPU / Clock Speed 21064A (EV45) / 233 MHz 21064A (EV45) / 300 MHz
Number of CPUs 1 1
Cache Size on Chip 16K I-cache
16K D-cache
16K I-cache
16K D-cache
Secondary Cache - -
B-cache 1 MB 1 MB
In-cabinet Upgrades CPU, memory, I/O CPU, memory, I/O
Performance
tpmC @ $/tpmC ? ?
SPECint92 180 215
SPECfp92 210 245
SPECint95 3.80 4.51
SPECfp95 5.09 5.71
Memory / Storage
Memory 32 MB to 512 MB 32 MB to 512 MB
Internal Disk Bays 3
Internal Disk Storage 1.05 GB to 11.2 GB
Total Disk Storage ?
Removable Media Bays 2
Removable Media 600 MB CD-ROM
I/O
Standard I/O 2 serial ports, 1 bi-directional enhanced parallel port,
PS/2 keyboard and mouse, VGA[1], Fast SCSI,
10 Mb Ethernet, audio in/out
I/O Slots 4:
  • 2 PCI32
  • 1 ISA
  • 1 PCI32/ISA
Max. I/O Throughput PCI: 132 MB/s
ISA: 8 MB/s
Options
Audio & Video 2D/3D graphics, sound, motion video, digitizing tablet
Networking 10/100 Mb Ethernet, FDDI, Token Ring, ATM, sync/async. communications,
internal modem
Storage Fast SCSI, Fast Wide SCSI, RAID, PrestoServe™[2], DDS-2, DLT2000,
DLT4000, QIC-2GB, QIC-3210, IBM 3480/3490, 9-track reel-to-reel, Exatape,
CD-ROM, floppy disk
Availability Features Auto reboot, RAID, parity memory, parity cache, error logging,
optional uninterruptible power supply
Operating Systems / Clustering
OS Support Digital UNIX, OpenVMS, Windows NT Workstation
TruCluster ?
OpenVMS Cluster ?
MSCS ?
Hardware Partitioning No
Environment
Acoustics (LWAd / LpAm)
Idle 4.8 B / 40 dBA[3]
Operating 5.1 B / 42 dBA[3]
Altitude
Operating 3,048 m (10,000 ft)
Non-operating 12,192 m (40,000 ft)
Shock (operating) 10 G, 10 ms
Vibration (operating) 5-500 Hz, 0.1 G max
Temperature 10-40 °C (50-104 °F)
Relative Humidity 10-90% (non-condensing)
Power Requirements
Nominal Voltage 100-120 V / 220-240 V
Frequency Range 50-60 Hz
Max. Nominal Current 5.5 A / 3.0 A
Power Source Single phase
Power Supply 200 W
Power Usage[4] ?
Physical Characteristics
Height 13.0 cm (5.1 in)
Width 44.6 cm (17.5 in)
Depth 48.4 cm (19.1 in)
Weight 16 kg (35 lb)
Warranty
1 year on-site, next-business-day response time
[1] Occupies one PCI slot.
[2] Digital UNIX only.
[3] System with 1 hard drive.
[4] "Packaged System" configuration (see SOC); halt in firmware.