Amdahl 580 Systems SOFTWARE PRICES

a Storage Unit that controls accesses to main memory and includes both virtual address translation hardware and a cache memory; an Instruction Unit for controlling

It polls each channel every 16 cycles for service requests, concurrently transfers data in both directions between the Storage Unit and the Channel Buffer Store,

It polls each channel every 16 cycles for service requests, concurrently transfers data in both directions between the Storage Unit and the Channel Buffer Store,

It polls each channel every 16 cycles for service requests, concurrently transfers data in both directions between the Storage Unit and the Channel Buffer

VM/PE implements a new dispatching interface, P lOS handling of its dedicated channel I/O operations, a restart facility for VM/370 after a control program

ADDITIONAL PROCESSOR FEATURES: Other fea- tures of the System/370 found in the Amdahl 580 processors include control registers, direct addressing, double word buffer,

The additional processor is said to increase the performance of the 5870 by 70 per cent and gives the 5870 about the same price/ performance as the 3081 K.. The new system uses

A new high-speed 4K RAM module was developed by Amdahl to handle such functions as Distributed Microcode control storage, high-speed buffer (HSB) storage, and system