【正文】 lennium 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$62,500. [146] October 14 ? At the Microprocessor Forum, Texas Instruments and Sun Microsystems formally unveil the 50MHz microSPARC processor. The processor includes integer and floatingpoint units, and 4 KB instruction and 2 KB data caches. It incorporates 800,000 transistors, using a CMOS process. Development names during development were Tsunami and TMS390S10. Performance is about 40 MIPS. [] [] [] [180] October ? HewlettPackard announces the PA7100LC processor. [182] November 16 ? Digital Equipment demonstrates systems with 125MHz 21064 Alpha processors running a variety of Windows NT applications. [149] November ? Digital Equipment unveils the 150MHz DECchip 21064 microprocessor, implementing the Alpha AXP 64bit architecture. Development name was EV4. [7] [] [] [] [] [] [187] ? Digital Equipment introduces the DEC 3000 Model 500 AXP, featuring 150MHz Alpha 21064 processor, 512 KB cache, 32 MB RAM, 1 GB hard drive, six Turbochannel expansion slots, CDROM drive, and 19inch color monitor. Price is US$. Performance is Specmark. [] [] ? Sun Microsystems introduces the SPARCclassic, featuring a 50MHz microSPARC processor, 16 MB RAM, 207 MB hard disk, two SBus expansion slots, Solaris , and 15inch color monitor. Price is about US$4500. Performance specs are MIPS, SpecInt92, Specfp92. [] [] [148] ? Sun Microsystems introduces the SparcStation LX, featuring 50MHz microSparc processor, 16 MB RAM, 424 MB hard disk, Solaris , GXplus video accelerator, CDquality audio, builtin ISDN, and 16inch color monitor. Price is US$7995. Performance specs are MIPS, SpecInt92, Specfp92. [] [] ? Sun Microsystems announces SPARCcenter 20xx multiprocessor server. Up to 20 SuperSPARC processors can be used. Price with two processors is US$95,000. [] [148] ? MIPS Technologies (division of Silicon Graphics) announces the R4400 microprocessor, previously called the R4000A. It is an R4000 processor with double onchip cache, implemented in CMOS. Clock rates of up to 150MHz (75MHz internal) will be available. The chip incorporates million transistors. [] [180] ? HewlettPackard announces the HP 9000 Model 735 desktop workstation. It features a 99MHz PARISC 7100 processor, 32 MB RAM, 525 MB SCSI hard drive, and 19inch color monitor. Rated speeds are 147 Specmarks and MFLOPS. Price is US$37,395. [] [] ? HewlettPackard announces the HP 9000 Model 755 deskside workstation. It features a 99MHz PARISC 7100 processor, 64 MB RAM, 2 GB hard drive, and 19inch color monitor. Rated speeds are 147 Specmarks and MFLOPS. Price is US$58,995. [] [] ? HewlettPackard announces the HP 9000 Model 715/33 workstation. It features 33MHz PARISC processor, grayscale monitor, and one expansion slot. Price is US$4,995. [] [] ? HewlettPackard announces the HP 9000 Model 715/50 workstation. It features 50MHz PARISC processor, grayscale monitor, 512 MB hard drive, and one expansion slot. Price is US$11,895. [] ? HewlettPackard announces the HP 9000 Model 725/50 workstation. It features 50MHz PARISC processor, 4slots, grayscale monitor, 512 MB hard drive, 16 MB RAM, for US$17,895. [] [] December ? Novell buys UNIX Systems Laboratories from ATamp。T, gaining all rights to the UNIX source code, for US$150 million. [14] (December 1993 []) (January 1993 []) (US$350 million []) December 31 ? Workstation market share for the year: HP PARISC 31%, Sun SPARC 25%, MIPS 20%, IBM RS/6000 12%. [183] 1993 January ? Motorola begins shipping the 88110 processor, over two years since its initial announcement. Initial speed is 40MHz, for US$360 in 1000 unit quantities. A 50MHz version will cost US$495. [182] [179] (about August [191]) ? Rich Page, cofoun