Anyway, focus then moved onto storage, audio chips and data acquisition technology used for communication and industrial applications. Rambus memory controller with one byte width should support up to MHz data rate, but boards I’ve seen are only MHz or even a bit less. Cirrus abandons PC graphics There was little excitement around Laguna upon release and there is little excitement now when looking back. In other projects Wikimedia Commons. That is standard rasterizer of the time, sitting between FIFOs and feeds from own 16 kB of registers. If Laguna3D could draw full featured 3d pixel in single cycle as Cirrus claimed, this should not be a contest, but as you can see it rarely happens. It was one of the lowest-priced SVGA controllers to support both.

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Nvidia Quadro 2. So there are different opinions whether the company was mismanaged or victim of its own success. Please try again later.

Intel didn’t catch up in performance for many years, the i was not widely accepted and did not win any major designs.

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Then there are games partially giving up on texturing, likely because of failure in lightmap phase, those are using or originating from Quake engine, like Half Life and Thief. From Wikipedia, the free encyclopedia. Laguna3D PCI merely once calculates interpolated color between pixels and uses that, effectively doubling their amount.

French repositioned the company into a premier supplier of high-performance analog and digital processing chip solutions logid consumer entertainment electronics, and soon afterwards, Mr. The company announced in April that it had completed moving its headquarters to Austin, Texas. Then Cirrus Logic embraced graphics and communications products.


Without own fabrication microchips from outside foundries were used. It was one of the lowest-priced SVGA controllers to support both. Everything seemed to be in place, and Cirrus promised shipping of first 3D accelerator by the end of Unreal just skips lightmaps alone and Laguna is useless for other effects as well.

French joined Cirrus Logic, Inc. Get fast, free shipping with Amazon Prime.

For demonstration here are screens from Shadows of the Empire: Would you like to tell us about a lower price? Taking price into account it performs quite well in old games even with small amount of local memory.

Cirrus Logic Laguna3D review

September Learn how and when to remove this template message. For example, the Cirrus GD supported hardware acceleration for both 8-bit color and bit color. Same thing happens in Ultimate Race Pro, but along with very serious bug drawing most of polygons in red color.

Overall Laguna3D claimed performance of more than 50 million “perspective-corrected” textured pixels per second. Amazon Drive Cloud storage from Amazon.

Cirrus Logic CL GD HC C VGA Video Card | eBay

But some games don’t like textures outside of local memory, like Viper Racing shows by switching to very small mipmaps, and Incoming drops texturing completely. Our processors would appreciate more something like triangle setup, but at least there is something unique inside Laguna3D. Setting the lowest value gives Laguna a speed increase, but perspectives are getting really fuzzy.


World texturing does not work in those, promise of single lighting pass from spec sheets is really only for basic techniques. Hackworth joined Patil Systems as president and CEO of new company reincorporated in California and named after cirruses, the highest clouds in the cierus, as a way of expressing the elevated complexity of its products.

All basic blending modes are supported except one- multiplicative blending. The execution was poor on some other products as well and Cirrus Logic had to go through consolidation after rapid expansion. Withoutabox Submit to Film Festivals. Up to 8 MB of local memory are supported and Techworks planned to release 6 and 8 MB cards, but I don’t think that ever happened.

During the latter half of the s poor investments, slow product development and overcapacity in fabrication ventures rained havoc on the company. Cirrus Logic acquired Crystal Semiconductor, a supplier of analog and mixed-signal converter ICs, in ComiXology Thousands of Digital Comics. This would make it compatible with 3D Blaster library, however tests showed otherwise thanks Gona.