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- Path: karmosin-13.nada.kth.se!user
- From: d92-jfo@nada.kth.se (Johan Forsberg)
- Newsgroups: comp.sys.amiga.misc,comp.sys.amiga.hardware
- Subject: Re: CyberGraphX memory (Was: Haynie joins AT team)
- Date: Fri, 29 Mar 1996 13:51:23 +0100
- Organization: KTH/NADA
- Message-ID: <d92-jfo-2903961351230001@karmosin-13.nada.kth.se>
- References: <14FEF421@cu-amiga.demon.co.uk> <4inrtg$hlp@vixen.cso.uiuc.edu> <4itcta$lpa@coranto.ucs.mun.ca> <4iutet$cb2@astfgl.idb.hist.no> <neilo-2303961948150001@d59-1.cpe.maroochydore.aone.net.au> <3156B2C7.2E09@plea.se> <4j9dcd$mmi@Venus.mcs.com> <4jamk8$dbs@daily-planet.execpc.com>
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- In article <4jamk8$dbs@daily-planet.execpc.com>, innuendo@mail.execpc.com
- (Jonathan Gapen) wrote:
-
-
- > Well now, lets do a little math here. Let's take a typical screen, say 800
- >pixels high, 600 pixels wide, and 24 bits deep, or 3 bytes per pixel. That's
- >480,000 pixels at three bytes each: 1,440,000 bytes. Even a simple 8 bit
- >640x480 screen takes nearly 300k of memory. It's not a flaw in SVGA chipsets,
- >or CyberGraphX, it's just that high color screens take a lot of memory. As a
- >certain Ambassador once said, "And here we are, victims of mathematics!" :-)
-
- In a way, CGFX *is* flawed. Granted, a 800*600 screen will use up over a meg,
- but that's what *video memory* (on the card) is for!
- Why should we have to use 1 meg of video ram, *and* one meg of fast ram?
- (Why do we? I suppose it has to do with planar emulation for non-cgfx programs)
-
- Johan Forsberg
-