[Coco] CPU speed in MIPS

[David Roper]

Were these tests performed in emulation, or on the real things?

Kind Regards,

David Roper

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Diego Barizo wrote:
> I've got a few numbers from the wikipedia, but most are of "modern" CPUs
> I know about the issues that comparing MIPS present, but I don't think 
> that there are many ways to compare computers from the 80s.
> Anyway, I did some BASIC tests, and came up with some unexpected results
>
>
>     FOR to 10000     A+1 to 5000     ? “A”*1000     Goto next 5000     
> Gosub     IF/THEN Average
> Tandy 1100     7     10     21     5     7     10     10
> CoCo2 Poke     11     18     7     8     11     30     14.17
> CoCo3 Poke     11     16     15     9     13     24     14.67
> Vic-20     13     42     20     9     14     32     21.67
> Apple //c     13     31     21     10     13     32     20
> CoCo2     15     24     10     11     15     40     19.17
> CoCo3     22     31     31     19     26     47     29.33
> Atari 800XL     24     26     20     20     25     22     22.83
> Model III     27     38     24     21     29     36     29.17
> Model 100     32     39     50     20     24     36     33.5
>
>
> Surprisingly, the high speed poke turns a sluggish CoCo into a PC 
> killer (The T.1100 laptop)
> The poor rating on the Print test for the CoCo 3 is because I used one 
> of the hi-res text modes.
> But anyway, the CoCo3 seems slower than a 2. Might be because the 3 is 
> always in "all RAM"?
>
> Diego
>
>
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