version
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publication
|
Remarks
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IRIS GL2 1 |
1983 |
- First version based on code from UniSoft UniPlus System V (porting from UNIX System V Release 3 to Motorola 68k architecture) with BSD4.2 and SGI extensions ( IRIS Graphics Library )
- Support for 68k -based workstations ( GL2-W ) and terminals ( GL2-T ) of the SGI 1000 , SGI 2000 and SGI 3000 series for connection to DEC VAX computers
- Designations IRIS GL2-W2.x , IRIS GL2-T2.x for Motorola-68010 -based systems and IRIS GL2-W3.x , IRIS GL2-T3.x for Motorola-68020 -based systems
- Graphical user interface: MEX (Multiple EXposure)
|
IRIS GL2 1.5 |
1984 |
- Alternative naming as Silicon Graphics System V
- The last published versions of the IRIS GL2 line were IRIS GL2 version 6 or IRIS GL2-W3.6 ( 1987 ), but there is also said to have been an unpublished version 7
|
4D1-1.0 |
1986 |
- First version with support for systems of the MIPS -based 4D series
- Development based on RISC / os and implementation of IRIS GL2
- Probably unpublished version; Subsequent naming on IRIX 1.0 (since 4D1-3.0 )
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4D1-2.0
|
November 18, 1987 |
- First officially published version of the 4D line
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4D1-3.0 |
June 10, 1988 |
- First name of the 4D1 operating system line as IRIX
- Update of the extensions based on BSD4.3 ; Support for Extent File System (EFS) and real-time graphics systems
- Support for systems from the Professional Iris , PowerSeries and Personal Iris series
- Graphical user interface: Sun NeWS , SGI 4Sight window manager
|
4D1-4.0 |
September 1991 |
- Extension of the support to systems of the series: Indigo R3000 (since 4D1-4.0 ), Crimson (since 4D1-4.02 ), PowerSeries (since 4D1-4.05 ), Indigo R3000 (since 4D1-4.05F ), Crimson Extreme , Indigo 2 and Challenge M (since 4D1-4.0H )
- Creation of a security- optimized development branch of IRIX called Trusted IRIX / B (TIRIX) and publication of the first version 4D1-4.0.1T
- Support for Reality Engine graphics hardware
- Graphical user interface: X11R4 , 4dwm window manager, IRIS Workspace desktop environment
|
IRIX 5.0 |
March 1993 |
- Update of the code base to UNIX System V Release 4 and thus introduction of the binary format ELF
- Support exclusively for systems of the Onyx / Challenge series
- Support for RealityEngine2 and VTX graphics hardware
- Graphical user interface: X11R5, 4dwm window manager, Indigo Magic Desktop (IMD) working environment
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IRIX 5.0.1 |
June 1993 |
- Introduction of the Systune kernel tuning and configuration utility , shadow password
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IRIX 5.1 |
September 1993 |
- Release of the versions IRIX 5.1 (Indy) with support for systems of the Indy series and IRIX 5.1 (Non Indy) with support for systems of the Onyx / Challenge , Indigo and Indigo 2 series
|
IRIX 5.1.1 |
September 1993 |
- Release of the versions IRIX 5.1.1 (Indy) with support for systems of the Indy series and IRIX 5.1.1 (Non Indy) with support for systems of the Onyx / Challenge , Indigo , Indigo 2 and Indigo2 XL series
|
IRIX 5.2 |
March 1994 |
- Consolidation of previous versions of the IRIX lines 4D and 5.x
- Support for systems from the Professional Iris , PowerSeries , Personal Iris , Crimson , Indigo and Onyx / Challenge series
- Release of further versions: IRIX 5.2 for Onyx Extreme , IRIX 5.2 for Indy R4600PC & Challenge S , IRIX 5.2 for Indy R4600SC, XZ and Presenter , IRIX 5.2 for Challenge / Onyx , IRIX 5.2 TKO and IRIX 5.2 + VSeries 1.0
|
IRIX 5.3 |
November 1994 |
- Combination of previous series-specific versions of the IRIX 5.x line
- Support for systems from the Professional Iris , Power Series , Personal Iris , Indigo , Indigo 2 , Challenge / Onyx and Indy / Challenge S series
- First IRIX XFS version IRIX 5.3 XFS , December 1994 with support for the journaling file system XFS and XLV logical volumes
- Support for NFSv3
- Release of other versions: IRIX 5.3 for Indy R4400 175 MHz (February 1995), IRIX 5.3 with Presenter 1.0 (May 1995), IRIX 5.3 for 175 MHz and 2 MB cache (August 1995), IRIX 5.3 for Indy R4x00 (August 1995), IRIX 5.3 with Presenter for 175 MHz and 2 MB Cache (September 1995), IRIX 5.3 for Indigo 2 Impact (September 1995), IRIX 5.3 for all Dual Head Indy (October 1995), IRIX 5.3 for all Indigo 2 Impact (December 1995) , IRIX 5.3 for Indy including R5000 (February 1996), IRIX 5.3 XFS for Indy including R5000 (May 1996)
|
IRIX 6.0 |
December 1994 |
- First 64-bit version of IRIX; Descent from IRIX 5.2
- Support for systems from the Power Challenge and Power Onyx series
- Graphical user interface: X11R5, 4dwm window manager, Indigo Magic Desktop (renamed to IRIS Interactive Desktop )
|
IRIX 6.0.1 |
December 1994 |
- Second 64-bit version of IRIX; Descent from IRIX 5.3
- Support for systems from the Power Challenge , Power Onyx and Power Indigo 2 series
- Other versions: IRIX 6.0.1 XFS (March 1995), IRIX 6.0.1 for Power Indigo 2 with Presenter (May 1995)
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Trusted IRIX 5.3 |
June 1995 |
- Last version of Trusted IRIX; Descent from IRIX 5.3
|
IRIX 6.1 |
July 1995 |
- Extended security functions by merging the lines IRIX 6.x and Trusted IRIX
- First standard support for XFS file system
- Support for ISO 9660
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IRIX 6.2 |
March 1996 |
- Extended network support through implementation of DHCP clients, NIS + , PPP , IP aliasing
- Support for Infinite Reality graphics hardware
- Conversion from X11R5 to X11R6; Introduction of OpenGL ; Extension of the user ID to 32-bit
- Further version IRIX 6.2 for Indigo 2 Impact R10000 (June 1996)
|
IRIX 6.3 |
September 1996 |
- Support exclusively for systems of the O2 series
- Further version IRIX 6.3 for O2 including R10000
|
IRIX 6.4 |
November 1996 |
- Support for Origin 200 , Origin 2000 and Onyx 2 systems
- Further version IRIX 6.4 for Origin, Onyx2 and OCTANE (February 1997)
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IRIX 6.5 |
June 1998 |
- Combination of all previous series-specific versions of lines 5.x and 6.x
- Since IRIX 6.5 , the further development of the IRIX 6.5 line took place in the versions IRIX 6.5.1 (August 1998) to IRIX 6.5.30 (August 2006)
- Support for: Gigabit Ethernet and Infinite Reality 2 graphics hardware (since IRIX 6.5.1 , August 1998), VPro graphics and Infinite Reality 3 graphics hardware (since IRIX 6.5.8 , May 2000)
- Support for: IPv6 (since IRIX 6.5.19 , February 2003)
- Since IRIX 6.5.23 (February 2004) support for systems of the Challenge , Indigo , Indigo 2 , Indy , Power Challenge , Power Indigo 2 , Power Onyx and Onyx series has been discontinued
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