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Re: GPU for 440BX machine with 133 MHz bus?

The early AT boards with AGP slots and some early ATX boards (Asus P2L97 comes to mind specifically) had VRM's that converted 5v to 3.3v and they had problems with more powerful (for the time) graphics cards. Asus even had official rework guide regarding the P2L97 mod early revisions that included …

Re: GPU for 440BX machine with 133 MHz bus?

I have tested ~30-40 boards over the years, only problematic ones were the early ones without 1/4 PCI divider and even those worked when finding add-on cards that tolerated overclocked PCI. When stability is problem it pays to check the voltages, 3.3volt being most important, high clocks are …

Re: GPU for 440BX machine with 133 MHz bus?

Sorry but 440BX is perfectly stable at 133MHz and in case there are instabilities first thing would be to try other graphics (MX440 is NOT good card for 89MHz unlike Ti4200, geforce3 etc) and secondly your RAM timings as in many cases RAM is not stable at 133MHz with toot itgh settings. You can try …

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