Processors

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In October of 2007, I wrote a column called “ When Worlds Collide ,” which was about NVIDIA’s emerging strategy of offering “general-purpose GPUs.”  At the time, I thought it was interesting that NVIDIA had begun to move beyond graphics applications to target
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Posted in Processors, Tools
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This month CEVA announced significant improvements to its software tool suite.  Collectively, the new tools and features are dubbed the CEVA Application Optimizer, and are part of the CEVA-Toolbox software development suite.  CEVA describes these capabilities as providing an
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Posted in Processors
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This month MIPS introduced two new cores, the M14K and M14Kc, that are based on a new instruction set architecture called microMIPS.  MicroMIPS uses a mixed-width 16/32-bit instruction set to improve code density relative to the MIPS32 instruction set architecture. In general, processors
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This month both Texas Instruments and Tilera announced new multicore chips.  TI announced the TMS320C6472, which includes six ‘C64x+ processor cores running at 500-700 MHz (depending on the family member). Tilera announced a new chip family, the TILE-Gx, which will include variants
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Posted in Processors, Video
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This month fabless semiconductor start-up Quartics introduced the QV1721, a video coprocessor SoC targeting applications such as netbook PCs, set-top boxes and high-definition televisions.  The QV1721 is intended to be used to offload demanding video tasks from the main CPU in a system. The
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Posted in Opinion, Processors
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The beauty of digital signal processing is that it enables people to convert available processing power into cool new features, better performance, and lower power in their products. There are countless examples, including MP3 players, wireless communications of all kinds, medical imaging, and
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Posted in Processors
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Last month ARM announced a 2 GHz dual-core implementation of the Cortex-A9 that targets high-performance embedded apps. This month ARM is announcing a new processor core: the Cortex-A5 “Sparrow.” Sparrow is intended for use in Internet-enabled consumer devices, particularly
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Posted in Processors
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On September 21 st ARM announced a new high-speed, hard macro implementation of the Cortex-A9 architecture, called “Osprey.”  (A hard macro is a physical implementation of an IP block in a specific process.) Osprey is a dual-core implementation of the Cortex-A9 and according to
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This month Intrinsity and Samsung jointly announced a new, highly optimized implementation of the ARM Cortex-A8 CPU core, called “Hummingbird.” According to Samsung and Intrinsity, an initial Hummingbird sample has achieved 1 GHz in Samsung’s 45nm low-power process. The
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This article has been modified from its original content.  The original article contained a reference to the performance of the CEVA X-1620 core on a compiled C language implementation of the AMR-NB vocoder; this reference has been removed.  These results were taken from a 2007 CEVA