| year/month |
Timeline |
| 1983 |
【World】Hewlett-Packard released HP-UX, an operating system for the company’s workstations
|
| 1983 |
【World】Sun Microsystems released the Sun OS, an operating system for workstations (Sun-1 and Sun-2) that was based on Unix 4.1 BSD
|
| 1984/05 |
【World】MIT, in partnership with DEC, released the first version of the X Window System, a graphical user interface for UIIX operating systems
|
| 1991/04 |
Hitachi：Hitachi announced the 3050/Rsv UNIX server, which used PA-RISC processors and supported open-source business environments
|
| 1991/04 |
NEC：NEC rolled out the UP4800/520, the first model of the UP4800 UNIX server series
|
| 1991/05 |
Fujitsu：Fujitsu announced the DS/90 7000, its first UNIX machine with a SPARC processor
|
| 1991/05 |
Mitsubishi：Mitsubishi Electric announced the MELCOM ME RISC series in partnership with Hewlett-Packard
|
| 1991/10 |
Hitachi：Hitachi announced the HITAC FT6100 fault-tolerant server
|
| 1991/10 |
OKI：Oki Electric announced the OKI 8500/221S mid-range server
|
| 1992/12 |
OKI：Oki Electric announced the OKITAC-9000 series
|
| 1992/12 |
OKI：Oki Electric announced the OKI Media Server for high-speed transmission of high-resolution images
|
| 1993/02 |
Toshiba：Toshiba announced the UX5000 UNIX server, the first product of its UX series, which is supplied by Sun Microsystems under an OEM agreement
|
| 1993/04 |
Hitachi：Hitachi announced the 3500 series, which consisted of eight UNIX server models running on the PA-7100 processor, to address diversifying system demands
|
| 1993/06 |
Hitachi：Hitachi announced 9000/800 running on the PA-7100 processor
|
| 1993/08 |
Mitsubishi：Mitsubishi Electric announced the MELCOM ME/S8000 series of engineering servers in partnership with Hewlett-Packard
|
| 1994/04 |
Toshiba：Toshiba announced the UX1000
|
| 1995/01 |
Hitachi：Hitachi announced the 3500/730FT and 750FT fault-tolerant UNIX server models running on the PA-7100 processor
|
| 1995/02 |
NEC：NEC began selling the NX7000/500 ﾒsuper server,ﾓ a large UNIX server that enabled clients to construct open-source systems that were previously constructed with off-the-shelf computers
|
| 1995/04 |
Hitachi：Hitachi announced the 3500/840PS and 850PS UNIX server cluster models running on the PA-7200 processor
|
| 1995/05 |
Fujitsu：Fujitsu announced the high-end DS/90 7800E and 7900E servers with a NUMA memory architecture
|
| 1995/07 |
Hitachi：Hitachi announced the 9000V series of UNIX servers running on the PA-7200 processor and featuring the latest HP-UX operating system
|
| 1995/10 |
NEC：NEC began selling the UP4800/770 UNIX server, which contained eight 64-bit R10000 RISC chips
|
| 1996/03 |
Toshiba：Toshiba announced the UX2000 UNIX server that enabled clients to construct highly reliable redundancy-based systems
|
| 1997/01 |
Fujitsu：Fujitsu announced the GRANPOWER 7000 series, which ran on the 64-bit UltraSPARC RISC processor
|
| 1997/05 |
NEC：NEC began selling the NX7000/P590 model, which was developed by NEC and supported up to eight PA-8000 (180 MHz) CPUs
|
| 1997/10 |
Hitachi：Hitachi announced the high-end 9000V/VT800 UNIX server, which supported up to 16 64-bit PA-8000 processors and which set industry speed records for a UNIX server
|
| 1998/06 |
Toshiba：Toshiba announced the UX2000i UNIX server that featured a remote management processor to reduce TCO
|
| 1998/11 |
Fujitsu：Fujitsu announced the GP7000F family of servers, which featured the Fujitsu-developed SPARC 64-GP, a 64-bit RISC-based processor
|
| 1999/07 |
Fujitsu：Fujitsu announced the GP7000F/2000, the flagship model of the GP7000F series, that supported up to 64 processors
|
| 2000/05 |
Fujitsu：Fujitsu announced the new PRIMEPOWER series of servers that supported up to 128 SPARC 64-GP processors
|
