Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!ucbvax!agate!helios.ee.lbl.gov!nosc!manta!dwi
From: dwi@manta.NOSC.MIL (Steve Stamper)
Newsgroups: comp.sys.amiga
Subject: Re: How FAST is FAST...
Message-ID: <765@manta.NOSC.MIL>
Date: 22 Apr 89 17:07:54 GMT
References: <7980.AA7980@heimat>
Reply-To: dwi@manta.nosc.mil.UUCP (Steve Stamper)
Organization: Naval Ocean Systems Center, San Diego
Lines: 19

The exact Dispkerf Figures one can expect using the HardFrame DMA
controller and the Quantum Q80s are as follows:

w/ Stock B2000 (7.14 Mhz 68000)

buffer 512 bytes   rd 109226 wrt 28807
buffer 4096 bytes  rd 262144 wrt 163840
buffer 8192 bytes  rd 327680 wrt 238312
buffer 32768 bytes rd 524288 wrt 291271

w/ A2620 Amiga 2000
buffer 512 bytes   rd 124830 wrt 29454
buffer 4096 bytes  rd 291271 wrt 163840
buffer 8192 bytes  rd 327680 wrt 238312
buffer 32768 bytes rd 655360 wrt 291271

All figures are in Bytes/sec.

-Roger Uzun