AlphaStation 255 Specifications
| Model | 4/233 | 4/300 |
|---|---|---|
| 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:
|
|
| 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 | ||
| 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. |
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