This is reminding me of those Amiga 4000 motherboard reverse-engineering projects, which have now borne fruit in terms of a digital schematic for the Revision B board as well as attempts at building new replacement boards like the A4000+. Getting to that point took like $5,000 in donations just to …

fm-towns ux20

I got a "complete" system, ASUS CUV4X, one Pentium 3 1.1ghz(i guess the 100fsb), some ram(i think 2x256 PC133) one unknown vga card(not described) and a power supply for equivalent to US$20 (with shipping included), i will post pictures as soon as it arrives :) i have 2 cuv4x-d with beta bios …

bought me some fm-towns ii/marty 386sx gonna stick some blue lightnings in them

dont forget to give the ram slower timing on those 2 are what ever is safe for whatever type you are using

with ram depending on what u are using edo or sdram u get higher clocks from more loose timings been a while but isa from what i remember can overclock decent last isa i oc's was on a amiga 2000 and that was 8bit converted to 16bit but the real issue for u with that card is can it be overclocked …

also most agp cards can handle 83mhz

overclocking FSB overclocks everything on it the only way around that is if there are dividers in the bios or by jumpers here is the manual for that board http://oldschooldaw.com/asus/1997/p2l97s-105_1997.pdf just fyi most pci cards can handle 66mhz but i would say your biggest issue in ocing will …

another option is to use that psu's case install another inside

if you want u can replace with a super capacitor instead of a batt what i do on my amigas these days

yeah oxymoron that turbo switch its is actually a down clocker switch

think im gonna do one more mod to my dual think its time to add water cooling been using full copper heatsinks on it all these years they did get it to 2ghz though 🤣 but not fully stable on everything 1.8ghz was always rock solid

better check other things maybe its not the cpu holding back your overclock eg. ram pci cards etc etc

you can also open it up find what is what or just repair that 1 if good with a iron 90% of the time its just bad caps this might be the pinout http://www.informit.com/articles/article.aspx?p=339053 and http://pinouts.ru/Power/#Dell if u go that route but i would check caps 1st

yeah p pro were the 1st p2's and faster sometimes since they had cache running full speed and up to 1mb of it very expensive to make and the amount of gold in them 🤣 why u see them on ebay $40+ and you can run 4 of them on server boards last ppro pc i had was a dell optiplex gxpro

zotac has nvidia 520 and 610 pci cards just fyi https://www.geek.com/chips/zotac-launches-pci-directx-11-graphics-card-for-legacy-systems-1425207/ hard to find now and not cheap there is also another option and thats to use a pci to pci-e adapter like this https://www.amazon.com/StarTech-com-Express …

yeah i have a cuv4x-d with 4gb ram then later for some reason only 3gb was showin thinks its just a bad solder joint i need to fix there is also a beta bios for tualatins i have mine modded with compatiblity for coppermine and a volt mod used to run them at 1.8-2ghz on air for years. just actually …