SpursEngine is a

microprocessor A microprocessor is a computer processor where the data processing logic and control is included on a single integrated circuit, or a small number of integrated circuits. The microprocessor contains the arithmetic, logic, and control circu ...

from

Toshiba , commonly known as Toshiba and stylized as TOSHIBA, is a Japanese multinational conglomerate corporation headquartered in Minato, Tokyo, Japan. Its diversified products and services include power, industrial and social infrastructure system ...

built as a media oriented

coprocessor A coprocessor is a computer processor used to supplement the functions of the primary processor (the CPU). Operations performed by the coprocessor may be floating-point arithmetic, graphics, signal processing, string processing, cryptography o ...

, designed for 3D- and

video processing In electronics engineering, video processing is a particular case of signal processing, in particular image processing, which often employs video filters and where the input and output signals are video files or video streams. Video processing tec ...

consumer electronics Consumer electronics or home electronics are electronic (analog or digital) equipment intended for everyday use, typically in private homes. Consumer electronics include devices used for entertainment, communications and recreation. Usually r ...

such as

set-top box A set-top box (STB), also colloquially known as a cable box and historically television decoder, is an information appliance device that generally contains a TV-tuner input and displays output to a television set and an external source of sign ...

es and

computer A computer is a machine that can be programmed to Execution (computing), carry out sequences of arithmetic or logical operations (computation) automatically. Modern digital electronic computers can perform generic sets of operations known as C ...

s. The SpursEngine processor is also known as the Quad Core HD processor. Announced 20 September 2007. The SpursEngine is a stream processor powered by four Synergistic Processing Elements (SPE), also used in the

Cell processor Cell is a Multi-core processor, multi-core microprocessor microarchitecture that combines a general-purpose PowerPC Central processing unit, core of modest performance with streamlined coprocessor, coprocessing elements which greatly accelerate m ...

featured in

Sony PlayStation 3 The PlayStation 3 (PS3) is a home video game console developed by Sony Computer Entertainment. The successor to the PlayStation 2, it is part of the PlayStation brand of consoles. It was first released on November 11, 2006, in Japan, November ...

. These processing elements are fed by on chip

H.264 Advanced Video Coding (AVC), also referred to as H.264 or MPEG-4 Part 10, is a video compression standard based on block-oriented, motion-compensated coding. It is by far the most commonly used format for the recording, compression, and distr ...

and

MPEG-2 MPEG-2 (a.k.a. H.222/H.262 as was defined by the ITU) is a standard for "the generic video coding format, coding of moving pictures and associated audio information". It describes a combination of Lossy compression, lossy video compression and ...

codec A codec is a device or computer program that encodes or decodes a data stream or signal. ''Codec'' is a portmanteau of coder/decoder. In electronic communications, an endec is a device that acts as both an encoder and a decoder on a signal or da ...

s and controlled by an off die host CPU, connected by an on chip

PCIe PCI Express (Peripheral Component Interconnect Express), officially abbreviated as PCIe or PCI-e, is a high-speed serial computer expansion bus standard, designed to replace the older PCI, PCI-X and AGP bus standards. It is the common mo ...

controller (in contrast to the Cell processor which has an on chip CPU (the PPE) doing similar work). To enable smoother interaction between the host and the SpursEngine Toshiba also integrated a simple proprietary 32-bit control core. The SpursEngine employs dedicated

XDR DRAM XDR DRAM (extreme data rate dynamic random-access memory) is a high-performance dynamic random-access memory interface. It is based on and succeeds RDRAM. Competing technologies include DDR2 SDRAM, DDR2 and GDDR4 SDRAM, GDDR4. Overview XDR was ...

as its working memory. The SpursEngine is designed to work at much lower frequencies than the Cell and Toshiba has also optimized the circuit layout of the SPEs to reduce the size by 30%. The resulting chip consumes 10-20 W of power. The SpursEngine is accessible to the developer from a

device driver In computing, a device driver is a computer program that operates or controls a particular type of device that is attached to a computer or automaton. A driver provides a software interface to hardware devices, enabling operating systems and ot ...

developed for

Windows Windows is a group of several proprietary graphical operating system families developed and marketed by Microsoft. Each family caters to a certain sector of the computing industry. For example, Windows NT for consumers, Windows Server for serv ...

and

Linux Linux ( or ) is a family of open-source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991, by Linus Torvalds. Linux is typically packaged as a Linux distribution, which ...

systems. Software supporting the SpursEngine is limited and is primarily in the realm of video editing and encoding.

Technical specification

The first generation of SpursEngine processors are specified as follows: * Built with a

65 nm The 65 nm process is an advanced lithographic node used in volume CMOS ( MOSFET) semiconductor fabrication. Printed linewidths (i.e. transistor gate lengths) can reach as low as 25 nm on a nominally 65 nm process, while the pitc ...

bulk

CMOS Complementary metal–oxide–semiconductor (CMOS, pronounced "sea-moss", ) is a type of metal–oxide–semiconductor field-effect transistor (MOSFET) fabrication process that uses complementary and symmetrical pairs of p-type and n-type MOSFE ...

fabrication process Semiconductor device fabrication is the process used to manufacture semiconductor devices, typically integrated circuit (IC) chips such as modern computer processors, microcontrollers, and memory chips such as NAND flash and DRAM that are p ...

with 7 layers of copper interconnect * 9.98 mm × 10.31 mm (102.89 mm²) large die * 239.1 million

transistor upright=1.4, gate (G), body (B), source (S) and drain (D) terminals. The gate is separated from the body by an insulating layer (pink). A transistor is a semiconductor device used to Electronic amplifier, amplify or electronic switch, switch e ...

s (

Logic Logic is the study of correct reasoning. It includes both formal and informal logic. Formal logic is the science of deductively valid inferences or of logical truths. It is a formal science investigating how conclusions follow from premises ...

: 134 M, SRAM:104.8 M) *

Thermal design power The thermal design power (TDP), sometimes called thermal design point, is the maximum amount of heat generated by a computer chip or component (often a CPU, GPU or system on a chip) that the cooling system in a computer is designed to dissipate ...

: <20 W * Max frequency: 1.5 GHz * Packaged in a 624 pin FC-BGA (

Flip Chip Flip chip, also known as controlled collapse chip connection or its abbreviation, C4, is a method for interconnecting dies such as semiconductor devices, IC chips, integrated passive devices and microelectromechanical systems (MEMS), to externa ...

Ball Grid Array A ball grid array (BGA) is a type of surface-mount packaging (a chip carrier) used for integrated circuits. BGA packages are used to permanently mount devices such as microprocessors. A BGA can provide more interconnection pins than can be p ...

) * 48

GFLOPS In computing, floating point operations per second (FLOPS, flops or flop/s) is a measure of computer performance, useful in fields of scientific computations that require floating-point calculations. For such cases, it is a more accurate meas ...

peak performance (12GFLOPS per SPU @ 1.5GHz)

Commercialization

In April 2008 Toshiba shipped samples of the SpursEngine SE1000 device, a PCIe-based reference board. * The accelerator card connects to a 1x PCI Express bus and has 128MB XDR DRAM with 12.8GB/s bandwidth. *

Leadtek Leadtek Research, Inc. () is a Taiwanese company, founded in 1986, which focuses on research and development that is specialized in the design and manufacture of graphics cards. Products Products in Leadtek's ''Computer Group'' include 3D g ...

is producing the WinFast PxVC1100 and HPVC1100, internal and external PCIe accelerators based on the SE1000 platform. * Thomson-Canopus has announced the Firecoder Blu, a PCIe accelerator based on the SE1000 platform.Thomson-canopus.jp
Toshiba included the SpursEngine processors in their Qosmio laptops, models F50, G50 and G55, in the third quarter of 2008.

References

External links

Toshiba's Demos SpursEngine-Equipped Qosmio, Uses Cell Broadband Engine Technology, Gizmodo.com

Cell Users Group - SpursEngine

Cell-based GPU zaps laptop batteries, admits Toshiba – The Register
{{Toshiba Cell BE architecture Coprocessors Toshiba

Technical specification

Commercialization

See also

References

External links