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PC Chips 754LMR+

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Reply 20 of 58, by Nexxen

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Nemo1985 wrote on 2022-10-15, 19:06:

Did you install the driver?
The integrated video card is a tnt2 and should work fine with 3dmark99

Installed the latest from nvidia, 71.84.

Win98SE fresh install, no other stuff except USB flash drivers driver 😀

Ok, it needs 6.1 to work.

PC#1 Pentium 233 MMX - 98SE
PC#2 PIII-1Ghz - 98SE/W2K

Reply 22 of 58, by Nexxen

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Nemo1985 wrote on 2022-10-15, 19:26:

I'd suggest to try something older then:
detonator_3_w9x-805 or nvidia_9x_5.32
I checked the inf files bot supports the Aladdin TNT2

I'm trying different shared sized (frame buffer); from 32 downward
Installed DX7

Now starts.

Guess results will suck a$$.

PC#1 Pentium 233 MMX - 98SE
PC#2 PIII-1Ghz - 98SE/W2K

Reply 23 of 58, by Nexxen

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I had to uncheck the first two tests, the rest is just displaying garbage on the screen, but it does something.
From time to time it shows % bar.

🤣

PC#1 Pentium 233 MMX - 98SE
PC#2 PIII-1Ghz - 98SE/W2K

Reply 24 of 58, by Nexxen

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Nemo1985 wrote on 2022-10-15, 19:26:

I'd suggest to try something older then:
detonator_3_w9x-805 or nvidia_9x_5.32
I checked the inf files bot supports the Aladdin TNT2

You were absolutely right!
I used ver 6.18 as I couldn't locate 5.32's agp166 file in dirver archive (got from phil's).

Now it works. Gonna do the whole test batch.

PC#1 Pentium 233 MMX - 98SE
PC#2 PIII-1Ghz - 98SE/W2K

Reply 26 of 58, by Nexxen

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Screen 800x600, 1024x780, 1280x1024, 1600x1200
16+32 bit colours

I thought much worse.
Now I have something to compare to if the dedicated ram works.

PC#1 Pentium 233 MMX - 98SE
PC#2 PIII-1Ghz - 98SE/W2K

Reply 27 of 58, by Nexxen

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I made a mistake.

The motherboard has 43 pins per side for the SDRAM chips.
Ram sticks have like 28.

I need to locate specific sdram chips. I don't know if this operation is ever gonna see the light of day.

Could it be L2/3 cache?

ARchive has 3DMark 99 files in its extension, .3dp

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  • Filename
    M754 3D bench.7z
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Last edited by Nexxen on 2022-10-15, 23:42. Edited 2 times in total.

PC#1 Pentium 233 MMX - 98SE
PC#2 PIII-1Ghz - 98SE/W2K

Reply 30 of 58, by Nexxen

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Nemo1985 wrote on 2022-10-16, 00:14:

I can't help you with that, we need to wait someone who is more into this stuff (Tiido?).

Please take some cpu memory benchmarks too.

OK

How do I do that?

PC#1 Pentium 233 MMX - 98SE
PC#2 PIII-1Ghz - 98SE/W2K

Reply 31 of 58, by majestyk

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The typical RAM chips on (168-pin) SD-RAM sticks are 54-pin.
There are also SD-RAM chips with 86 pins (TSOP-II) like this one (it´s 4M x 32 = 128 Mbit = 16 MByte).

https://twen.rs-online.com/web/p/sdram/8115141

All 8 MB chips I found on the RS site are 54 pin.

Last edited by majestyk on 2022-10-16, 08:08. Edited 1 time in total.

Reply 33 of 58, by majestyk

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Ydee wrote on 2022-10-16, 08:07:
Nexxen wrote on 2022-10-15, 23:19:

The motherboard has 43 pins per side for the SDRAM chips.

It is TSOP2 package 86pin, like this: https://www.issi.com/WW/pdf/42-45S32200L.pdf

The datasheet is from 2019 so those should still be available.

https://www.digikey.de/de/products/filter/spe … 46Ldl0i8BI8RKtA

(These are all 2M x 32)

Reply 34 of 58, by Nexxen

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https://www.digikey.de/en/products/detail/iss … 00L-7TL/4733121

Low cost, in stock.
If you all have nothing to say against it I'll buy those.

PC#1 Pentium 233 MMX - 98SE
PC#2 PIII-1Ghz - 98SE/W2K

Reply 35 of 58, by Nexxen

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Total cost is around 40€, chips + shipping.
Beyond my budget for this board.
I'll look elsewhere, I'll shelf this for the time being. I'll run other suggested benchmarks.
I'll try to repeat less "I'll".

PC#1 Pentium 233 MMX - 98SE
PC#2 PIII-1Ghz - 98SE/W2K

Reply 36 of 58, by Nexxen

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Found this on a ATI RAge128 32MB ram, 4 chips.
Could fit?

Winbond
030WH
W986432AH-7

Specs say it's a 143mhz piece, 7ns. More than enough I believe.

PC#1 Pentium 233 MMX - 98SE
PC#2 PIII-1Ghz - 98SE/W2K

Reply 38 of 58, by Nexxen

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majestyk wrote on 2022-10-16, 11:42:

These are looking good, I would give it a try.

VCC is correct at 3.33V, looks like there is continuity with some traces up to the gx chip.

I couldn't find a test to get bandwidth values but it'll show up in 3Dmarks with fps.
With 32mb shared, only 24 show as usable. Prolly 24 + 8 like Voodoo, different uses?

C u l8r ppl!

PC#1 Pentium 233 MMX - 98SE
PC#2 PIII-1Ghz - 98SE/W2K

Reply 39 of 58, by Nemo1985

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Nexxen wrote on 2022-10-16, 00:40:
Nemo1985 wrote on 2022-10-16, 00:14:

I can't help you with that, we need to wait someone who is more into this stuff (Tiido?).

Please take some cpu memory benchmarks too.

OK

How do I do that?

With everest or sandra