【正文】 ] [] (April []) May ? NeXT begins shipping of its highend NeXTstation color puters for US$14000. [] June ? Ross Perot resigns from the NeXT board of directors. [] July ? NeXT pletes the Japanese version of the NeXTSTEP operating system. [] ? Sun Microsystems introduces the SPARCstation ELC, and the SPARCstation IPX. [] August ? Silicon Graphics announces the Indigo puter. [] (month unknown) ? Steve Jobs agrees with his NeXT pany advisors to port the NeXTSTEP operating system to the Intel 80x86 architecture. [] September ? MIPS Technologies begins shipping samples of the R4000 processor. [] ? Silicon Graphics begins licensing the OpenGL graphics library. [] ? SunSoft announces the Solaris operating system for 80x86 and SPARC architectures. [] October ? Sun Microsystems begins licensing the new chipset used in the SPARCstation 2. [] ? MIPS Technologies officially introduces the 100MHz R4000, its 64bit RISC processor. [8] [48] November ? MIPS Computer Systems announces its ARC System licensing program, consisting of a plete ARC System 100 system design, supporting ROM code, operating system drivers, and ASICs. [] ? Intel decides against licensing Digital Equipment’s technology in the Alpha architecture. [] December ? Standards Performance Evaluation Corp (SPEC) names its integer and floating point benchmark metrics for Unix systems as SPECint and SPECfp, respectively. [] December 31 ? Shipments of Unix operating system for the year: million. [] 1992 January ? Standards Performance Evaluation Corp (SPEC) announces availability of SPECint92 and SPECfp92 benchmark suites for Unix systems. Cost of the suite is US$900. [] [113] [] [191] ? At NeXTWORLD Expo in San Francisco, NeXT announces that a version of the NeXTSTEP operating system will be made for Intel PCs. [] [] ? Standards Performance Evaluation Corp (SPEC) announces renaming of its Unix system benchmark metrics to include the 89 suffix, ie. SPECint89 and SPECfp89. [] (month unknown) ? HewlettPackard introduces the Series 9000 Model 710 puter. It features 50MHz PARISC processor, Ether, serial, parallel, SCSI2, 16 MB RAM, 19inch 8bit grayscale monitor, for US$9490. [] ? HewlettPackard introduces the Series 9000 Model 705 puter. It features 35MHz PARISC processor, Ether, serial, parallel, SCSI2, 16 MB RAM, 19inch 8bit grayscale monitor, for US$4990. [] February ? Ross Technology publicly previews its Pinnacle1 SPARC processor. [111] February 25 ? Digital Equipment unveils the 64bit Alpha processor architecture, with speed estimates of 150 million instructions per second. [] [] (month unknown) ? Tadpole Technology introduces the Sparcbook portable puter. It features 832 MB RAM, 85240 MB hard drive, floppy drive, grayscale or color 640x480 monitor, 25MHz CY601 integer processor, 25MHz CY604 floating point processor, Ether port, internal 9600/2400 fax/modem, Solaris operating system, Open Windows , SoftPC to run MSDOS and MSWindows applications. Size is 12 x x 2 inches, weight is 7 pounds 1 ounce, price is US$495014850. [] March ? MIPS Technologies ships the 100MHz R4000 processor. [] [150] ? Silicon Graphics announces it is acquiring MIPS Computer Systems. [] (month unknown) ? MIPS Computer Systems announces the Magnum 4000 and Millennium 4000 OEM systems, based on the ARC System 100 design. Both use a 50/100MHz R4000 processor. [] ? Silicon Graphics ships its 100,000th workstation. [] May ? Ross Technologies announces the hyperSPARC processor. [180] [182] ? IBM announces the RS/6000 Model 970 puter. It features 50MHz processor with 32 KB instruction cache and 64 KB data cache, 64 MB RAM, GB hard disk. Price is US$97,822. Performance specifications are SPECint92, SPECfp92, SPECint89, SPECfp89. [] ? Sun Microsystems announces the SPARCstation 10 family, using the Sun / TI Viking SuperSPARC processor. Original name for the family was SPARCstation 3. [] [] [180] ? Sun Microsystems announces the SPARCstation 10 model 30. Features include 36MHz SuperSPARC processor, 32 MB RAM, 424 MB hard drive Price is US$18495. [] ? Sun Microsystems announces the SPARCstation 10 model 41. Features include 40MHz SuperSPARC processor, 1 MB secondlevel cache, 32 MB RAM, 424 MB hard drive Price is US$24995. [] ? Sun Microsystems announces the SPARCstation 10 model 52. Features include two 45MHz SuperSPARC processors, each with 1 MB secondlevel cache, 64 MB RAM, 1 GB hard drive cache Price is US$39995. [] ? Sun Microsystems announces the SPARCstation 10 model 54. Features include four 45MHz SuperSPARC processors, each with 1 MB secondlevel cache, 64 MB RAM, 1 GB hard drive cache Price is US$57995. [] (month unknown) ? SPARC International introduces version 9 of the SPARC architecture. It features 64 bit address space, and instruction set extensions for superscalar implementations. [] ? Unix Systems Laboratories announces Unix System V release . [] ? Silicon Graphics and the OpenGL Architecture Review Board officially release OpenGL Specification. [] ? Bud Tribble, cofounder of NeXT, resigns from NeXT, and goes to work for Sun Microsystems. [] September ? NeXT ships NeXTSTEP . [] (month unknown) ? IBM announces the RS/6000 Model 580 puter. It incorporates a POWER chip set. Performance is 59 SPECint92, 125 SPECfp92, and 126 SPECmark89. Base price is US$62,500. [146] October 14 ? At the Microprocessor Forum, Texas Instruments and Sun Microsystems formally unveil the 50MHz microSPARC processor. The processor includes integer and floatingpoint units, and 4 KB instruction and 2 KB data caches. It incorporates 800,000 transistors, using a CMOS process. Development names during development were Tsunami and TMS390S10. Performance is about