🚀 go-pugleaf

FROM Newsgroups: alt.comp.hardware.homebuilt


So far we have:

MANUFACTURE:	Yamaha
CHIP:		YGV611
PRICE:		$80
SPEED:		33 MHZ
POWER:		Unknown, but it uses Low Power CMOS
BITS-PER-PIXEL:	16 (assume 65536 colors)
POLYGONS#:	550K/s (210K with Texture Mapping)
LINES$:		1.6M/s short vectors
Z-BUFFER:	16-bit
RESOLUTIONS:	Up to 1280x1024/16bit color
PHYSICAL:	240 SQFP
EXTRAS:		Video Capture Function, BitBlt, CRT Controller

#	w/Gouraud Shadding, clipped.  Data Sheet does not say how
	many pixels are in a polygon.
$	Clipped.  Data Sheet does not say how many pixels are
	in a short vector.



MANUFACTURE:	3DLabs
CHIP:		300SX
PRICE:		$150
SPEED:		50 MHZ
POWER:		3W (@ 3.3V and 50 MHz, 5V tolerant I/O)
BITS-PER-PIXEL:	8 (256 colors), 16 (32K colors), 24/32 (16M colors)
POLYGONS*:	300K/s
LINES+:		750K/s
Z-BUFFER:	Depth: 0,16,24,32-bit; Stencil: 0,4,8-bit;
		Stencil: 0,4,8-bit
RESOLUTIONS:	640x480 to 2560x2048
PHYSICAL:	304 QFP
EXTRAS:		23-bit PCI Interface, Video Contol Interface,
		DMA bus mastering, RAMDAC controller

*	24-bit Gouraud shaded, 25-pixel, clipped, stenciled,
	anti-aliased, 	alpha blended, dithered.  I assume it
	has the same performance with texture mapping.
+	24-bit, 10-pixel, clipped, stenciled, dithered.



MANUFACTURE:	Cirrus Logic
CHIP:		CL-GD5470, CL-GD5471, CL-GD5472
PRICE:		Unknown
SPEED:		Unknown, but a dot-clock of 135 MHz
POWER:		Unknown
BITS-PER-PIXEL:	Up to 24 bit
POLYGONS%:	250K/s
LINES&:		422K/s
Z-BUFFER:	16-bit
RESOLUTIONS:	640x480 to 1280x1024
PHYSICAL:	208 QFP
EXTRAS:		100% software compatible VGA, Bitblit,
		Texture Mapping, PCI Interface,
		VL-BUS Interface.

%	Shaded, blended, clipped, 50-pixel triangles.
&	Shaded, blended, clipped, 10-pixel lines.



--
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 Andreas Schiffler  Institute of Space and Atmospheric Studies (ISAS),
                    University of Saskatchewan, Saskatoon, Canada
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 and...@karlsberg.usask.ca OR @milo.usask.ca  schi...@skisas.usask.ca
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