DEC Digital Alpha VME 4/224, User Manual

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Table 1–1 Digital Alpha VME 4 Functional Specifications
Item Description
Alpha AXP processor 21064A Alpha processor with on-chip 16 KB instruction and 16
KB data caches IEEE and VAX floating point.
Peformance At 288 MHz, 238.51 SPECfp92, 188.84 SPECint92, 5.44
SPECfp95, and 4.69 SPECint95.
Network features DECchip 21040 PCI Ethernet controller DMA (bus master),
256 byte send and receive FIFO, double bandwidth with full
duplex Ethernet (PCI based).
Network Interconnect 10BASE-T Ethernet (twisted pair).
Memory Cache - 512 KB or 2 MB using cache modules.
Main memory ECC protected 8, 16, 32, 64, and 128 MB using
memory DIMMS on 128-bit data bus with single-bit error
detection. Accessible from the CPU, PCI, and VMEbus.
4 MB flash EPROM.
32 KB NVRAM.
SCSI-2 NCR 53C810 PCI based SCSI-2 processor single-ended 8-bit
with DMA, up to 10 MB transfer rate with connection through
the VMEbus P2 connector.
Serial and parallel
interfaces Two asynchronous DEC423 ports, 75 to 19200 baud through
front panel MMJ connectors.
Keyboard and mouse support for graphics options on either the
secondary breakout module or the PMC I/O companion card.
Extended parallel port through the secondary breakout module.
Clocks and timers Real-time clock with battery backup.
Three 16-bit timers.
Watchdog timer with programmable reset.
VMEbus High performance PCI to VME64 interface chip capable of
DMA transfers, implemented with the VIC64 interface chip.
PCI expansion Accepts one double-width or two single-width PCI mezzanine
card (PMC) modules with optional I/O companion card.
Physical 6U VME form factor requiring two adjacent slots. Three
adjacent slots are required with the optional PMC I/O
companion card.
1–2 Product Overview