[G4] Re: identifying a Radeon 8500

[Jim Pacyga]

> I don't think the 8500 had an ADC connector, just DVI, VGA, and 
> S-Video regardless of type.
>
> Also, DON'T MESS AROUND with that firmware clockspeed stuff.  Bad 
> karma.
>
> Try this on for size instead - a System Pref panel for ATI clock (and 
> over clocking).

http://thomas.perrier.name/software/ATIcceleratorII.html

>
>
> It will also report your current config.  Mine reports as CPU 275 and 
> Mem 250.
>
> It is FIRMWARE controlled so will likely be the same for everyone sans 
> those who choose to overclock.
>
> Jim
On 9 Dec 2004, at 18:54, Eric Volker wrote:

> To me, the simplest way to determine this would be to look at the 
> connectors on the card. If it doesn't have an ADC connector, I'd say 
> it's probably a PC card. The GeForce 3 card in my Quicksilver is a 
> flashed PC card, and it only has a VGA connector. That said, it's 
> performed flawlessly for the past year or so.
>
> Eric
>
> On Dec 9, 2004, at 8:23 PM, Mel Krewall wrote:
>
>> Actually, the Radeon 8500 for Mac was discontinued quite a while ago. 
>> The current low-end AGP card is the Radeon 9000. You can't find a new 
>> 8500 in the retail channel.
>> Mel
>>
>> "They say golf is like life, but don't believe them. Golf is more 
>> complicated than that."
>>  ~Gardner Dickinson
>>
>> On Dec 9, 2004, at 10:24 AM, Sean Collins wrote:
>>
>>> Kevin & Jim:
>>>
>>> I've been running a Radeon 8500 Mac Ed. in my G4/AGP for 2+ years 
>>> and have never had a problem.  I have never upgraded the firmware 
>>> (reported as: 113-85710-123).  I believe in the "if it ain't broke, 
>>> don't fix it" principle.
>>>
>>>> I found a number on the card itself that is PN 109-85700-00.
>>>
>>> That's the part number for the printed circuit board.  But since the 
>>> same board was used for PC & Mac, it doesn't help.
>>>
>>>> Is the PC version of the Radeon 8500 sold under a different name?
>>>
>>> Not really. It was called the " Radeon 8500 64MB" vs " Radeon 8500 
>>> Mac Edition".  The boxes had different graphics.
>>>
>>> PC box: 
>>> http://www.ati.com/designpartners/media/pc/popups/r850064mbbox.asp
>>>
>>> Mac box: 
>>> http://www.ati.com/designpartners/media/mac/popups/r8500mebox.asp
>>>
>>> Interestingly, the PC version is a discontinued product, but the Mac 
>>> version is still current product.
>>>
>>>> A radeon 8500 will show up as R200 in the system profiler of an 
>>>> apple machine.
>>>
>>> I may be mistaken about this, but I believe that system profiler 
>>> simply reports what it finds from the firmware.  So, once a PC card 
>>> has been flashed w/Mac firmware, system profiler will report it as a 
>>> genuine Mac card.  It can't distinguish further than that.
>>>
>>>> there is no
>>>> real difference except that the PC card had a faster core clock 
>>>> speed
>>>> (275 v. 250 MHz).
>>>
>>> I wasn't aware of that.  Depending on how ATI implemented the core 
>>> clock, a flashed PC card may or may not still run at 275.
>>>
>>> If the clock multiplier is coded in the firmware, then the flashed 
>>> card will run at 250.  If it is hard coded on the circuit board, or 
>>> w/in another chip, then the flashed card will still be running at 
>>> 275.  If it IS a flashed PC card, and still running at 275, that 
>>> could be the cause of the problem.
>>>
>>> Neither System Profiler or the ATI Utility reports clock speed.  I'm 
>>> not aware of any utility that will report video clock.
>>>
>>> There's only one clock oscillator on the board, 27 Mhz, same for 
>>> both PC & Mac.  It doesn't translate to a very clean multiplier 
>>> though.
>>>
>>>> If the card isn't stable in your machine then you might have gotten 
>>>> a
>>>> bum card or perhaps your machine is having a hard time dealing with 
>>>> the
>>>> 8500 for some other reason.
>>>
>>> Kevin, if you're willing, you can send one of your problem cards to 
>>> me, and I'll run it in my machine for a couple of days.
>>>
>>> If it's problematic for me, then it's a bum card (or flash).  If it 
>>> runs OK for me, then there's an issue w/your computer config.
>>>
>>> Sean
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>>>
>>
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