AlphaServer SC20 Specifications

Model68/833
Family / Variant ? / ?
Introduced August, 2002
Base Price 290,000 USD
Enclosure[1] Cabinet
CPU Features
CPU / Clock Speed 21264B (EV68AL) / 833 MHz
Number of CPUs 8 to 256 (4 to 128 BBBs)
Cache Size on Chip 64K I-cache
64K D-cache
Secondary Cache -
B-cache 4 MB / CPU
In-cabinet Upgrades Memory, I/O
Performance
tpmC @ $/tpmC ?
SPECint95 ?
SPECfp95 ?
Linpack ?
Theoretical peak ?
Memory / Storage
Memory 2 GB to 256 GB (2 GB / BBB)
Internal Disk Bays 1 (per BBB)
Internal Disk Storage 18.2 GB to 72.8 GB (per BBB)
Total Disk Storage ?
Removable Media Bays 1 (per BBB)
Removable Media -
I/O
Standard I/O 2 serial ports, 1 bi-directional enhanced parallel port,
PS/2 keyboard and mouse, dual 10/100 Mb Ethernet,
Ultra3 SCSI, Elan interconnect adapter[2]
I/O Slots 2 (per BBB):
  • 2 PCI64
Max. I/O Throughput PCI: 532 MB/s (per BBB)
Options
Audio & Video ?
Networking Gigabit Ethernet, TCP/IP, DECnet/OSI, ATM
Storage Fibre Channel, HiPPI
Availability Features Auto reboot, thermal management, remote system
management, RAID, ECC memory, ECC cache, error
logging, optional uninterruptible power supply
Operating Systems / Clustering
OS Support Linux, Tru64 UNIX
TruCluster ?
OpenVMS Cluster No
MSCS No
Hardware Partitioning No
Environment
Acoustics (LWAd / LpAm)
Idle ?
Operating ?
Altitude
Operating ?
Non-operating ?
Shock (operating) ?
Vibration (operating) ?
Temperature ? °C (? °F)
Relative Humidity ? (non-condensing)
Power Requirements[3]
Nominal Voltage 200-240 V
Frequency Range 50/60 Hz
Max. Nominal Current 2.3 A
Power Source Single phase
Power Supply 425 W
Power Usage[4] ?
Physical Characteristics[5]
Height 200.0 cm (79.0 in)
Width 60.0 cm (23.6 in)
Depth 90.0 cm (35.4 in)
Weight ?
Warranty
1 year on-site, next-business-day response time
[1] SC system consists of:
  • four or more DS20L systems, referred to as Base Building Blocks (BBBs);
  • 1 to 4 Compute Building Blocks (CBBs);
  • Interconnect Building Block (IBB);
  • Management Building Block (MBB) integrated in IBB;
  • one or more Storage Building Block (SBB);
[2] Occupies one PCI slot.
[3] One BBB.
[4] "Packaged System" configuration (see SOC); halt in firmware.
[5] Measurements of one CBB.