DIGITAL EQUIPMENT CORPORATION TECHNICAL LEGACY



DIGITAL EQUIPMENT CORPORATION TECHNICAL LEGACY

|Selected Product Names & |Brief Description |Internal vs. Sold |Forerunner of: |Partners |

|Dates | | | |involved |

|PDP-1, 1960-76 |First commercial interactive|Sold | | |

|18-bit |computer; first low-cost | | | |

| |($120K) | | | |

|PDP-6, 1966 |First timesharing computer |Sold |Data Center, Cloud | |

|36-bit | | |Computing | |

|PDP-8, 1965-79 |First successful commercial |Sold over 300K systems, |Mobile Computers | |

|12-bit |minicomputer |mostly OEM market | | |

|PDP-11, 1970-90; 16-bit |First multi-OS minicomputer |Sold 170K+ in 1970s |Wide-spread use of | |

| | | |computers in businesses and| |

|RSTS/E |OS – timesharing | |schools; designed for mass | |

|MUMPS |OS – database |Hosp/bank/mfg |production | |

|RSX-11 |OS – real-time | | | |

|RT-11 |OS – real-time | |1970-1st officially-named | |

|Ultrix-11 | | |Unix at AT&T Bell Labs ran | |

|Several others | | |on a PDP-11/20. | |

|PDP-10, 1968 |Timesharing computer |Sold |Personal computer | |

|36-bit; TOPS-10 OS. | |Renamed DECsystem-10 | | |

|VAX-11/VMS |Superminicomputer for the |Sold – most reliable O/S | | |

|32-bit |high-end timeshare market |ever | | |

| |Lower-cost |(InfoWeek 2007: customers| | |

|MicroVAX | |say VMS can last forever)| | |

| |CPUs connected via fibre | | | |

|VAXclusters |optics | | | |

|Alpha |chip | | |Bought - Intel |

|DEC 3,4,7000 AXP – 1992; |Departmental servers | | | |

|64-bit; AlphaServer, 1994| | | | |

|strongARM |chip | | |Bought - Intel |

|Email (PDP-11 and | |Internal | | |

|VAXmail) | | | | |

|DTN |Digital Telephone Network |Internal | | |

|Phone |a little utility in RSTS |Internal |Instant Messaging (IM) of | |

| | | |1976 | |

|VAXnotes |Conferencing |Internal |Social Computing, Web 2.0 | |

|ALL-IN-1 |Office Automation |Sold |Microsoft Exchange | |

|Networking |Ethernet, IEEE Std 802.3. | |Peer-to-peer networking |Xerox, Intel |

|DECnet | | | | |

|Alta Vista |Search Engine |Sold |Early of many… |Bought- Lycos |

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