The Ultra 1 is a family of

Sun Microsystems Sun Microsystems, Inc., often known as Sun for short, was an American technology company that existed from 1982 to 2010 which developed and sold computers, computer components, software, and information technology services. Sun contributed sig ...

workstation A workstation is a special computer designed for technical or computational science, scientific applications. Intended primarily to be used by a single user, they are commonly connected to a local area network and run multi-user operating syste ...

s based on the

64-bit In computer architecture, 64-bit integers, memory addresses, or other data units are those that are 64 bits wide. Also, 64-bit central processing units (CPU) and arithmetic logic units (ALU) are those that are based on processor registers, a ...

UltraSPARC The UltraSPARC is a microprocessor developed by Sun Microsystems and fabricated by Texas Instruments, introduced in mid-1995. It is the first microprocessor from Sun to implement the 64-bit SPARC V9 instruction set architecture (ISA). Marc Tre ...

microprocessor A microprocessor is a computer processor (computing), processor for which the data processing logic and control is included on a single integrated circuit (IC), or a small number of ICs. The microprocessor contains the arithmetic, logic, a ...

. It was the first model in the

Ultra series The , also known as ''Ultraman'', is a Japanese science fiction media franchise owned and produced by Tsuburaya Productions, which began with the television series ''Ultra Q'' in 1966. The franchise has expanded into many television shows, fil ...

of Sun computers, which succeeded the

SPARCstation The SPARCstation, SPARCserver and SPARCcenter product lines are a series of SPARC-based computer workstations and server (computing), servers in desktop, desk side (pedestal) and rack-based form factor configurations, that were developed and sol ...

series. It launched in November 1995 alongside the MP-capable Ultra 2 and shipped with

Solaris Solaris is the Latin word for sun. It may refer to: Arts and entertainment Literature, television and film * ''Solaris'' (novel), a 1961 science fiction novel by Stanisław Lem ** ''Solaris'' (1968 film), directed by Boris Nirenburg ** ''Sol ...

2.5. It is capable of running other operating systems such as

Linux Linux ( ) is a family of open source Unix-like operating systems based on the Linux kernel, an kernel (operating system), operating system kernel first released on September 17, 1991, by Linus Torvalds. Linux is typically package manager, pac ...

and

BSD The Berkeley Software Distribution (BSD), also known as Berkeley Unix or BSD Unix, is a discontinued Unix operating system developed and distributed by the Computer Systems Research Group (CSRG) at the University of California, Berkeley, beginni ...

Specifications

The Ultra 1 was available in a variety of specifications. The Ultra 1 Creator3D 170E launched with a list price of - along with the Ultra 1 Model 140, and Ultra 1 Creator 170E.

CPU

Three different CPU speeds were available: 143 MHz (Model 140), 167 MHz (Model 170) and 200 MHz (Model 200).

Models

Model numbers with an ''E'' suffix (Sun service code A12, code-named ''Electron'') had two instead of three

SBus SBus is a computer bus system that was used in most SPARC-based computers (including all SPARCstations) from Sun Microsystems and others during the 1990s. It was introduced by Sun in 1989 to be a high-speed bus counterpart to their high-speed ...

slots, and added a UPA slot to allow the use of an optional

Creator Creator or The Creator may refer to: Film and television * ''Creator'' (film), a 1985 film starring Peter O'Toole, Vincent Spano, Mariel Hemingway, and Virginia Madsen * ''The Creator'' (1999 film), a French film written and directed by and sta ...

framebuffer A framebuffer (frame buffer, or sometimes framestore) is a portion of random-access memory (RAM) containing a bitmap that drives a video display. It is a memory buffer containing data representing all the pixels in a complete video frame. Mode ...

. In addition, the E models had

Wide SCSI Parallel SCSI (formally, SCSI Parallel Interface, or SPI) is the earliest of the interface implementations in the SCSI family. SPI is a parallel bus; there is one set of electrical connections stretching from one end of the SCSI bus to the o ...

and

Fast Ethernet In computer networking, Fast Ethernet Ethernet physical layer, physical layers carry traffic at the nominal rate of . The Classic Ethernet, prior Ethernet speed was . Of the Fast Ethernet physical layers, 100BASE-TX is by far the most common. ...

interfaces, in place of the narrow SCSI and

10BASE-T 1 (one, unit, unity) is a number, numeral, and glyph. It is the first and smallest positive integer of the infinite sequence of natural numbers. This fundamental property has led to its unique uses in other fields, ranging from science to sp ...

Ethernet of the standard Ultra 1 (service code A11, code-named ''Neutron'').

Memory

The Ultra 1 uses 200-pin 5V ECC 60 ns

SIMM A SIMM (single in-line memory module) is a type of memory module used in computers from the early 1980s to the early 2000s. It is a printed circuit board upon which multiple random-access memory Integrated circuit chips are attached to one or ...

s in pairs, the same memory used in the

SPARCstation 20 The SPARCstation 20 (code-named ''Kodiak'') is a workstation made by Sun Microsystems. The SPARCstation 20 was released on March 29, 1994, alongside the lower-end SPARCstation 5. The SPARCstation 20 shipped with dual SuperSPARC or hyperSPARC CPUs, ...

Similar Machines

Similar Sun machines were the Netra i 1 servers which had the same chassi

and the UltraServer 1/ Ultra Enterprise 1 server

References

External links

Ultra 1 Series Reference ManualUltra 1 Series Service ManualUltra 1 Creator Series Reference ManualUltra 1 Creator Series Service Manual
Sun workstations SPARC microprocessor products Computer-related introductions in 1995 {{Compu-hardware-stub