Thanks @DirtyGary, that really helped me work this out. I've been down this rabbit hole and found this https://h10032.www1.hp.com/ctg/Manual/bpb12296.pdf (which is mirrored here on the Retroweb. ) Basically the entire series looks to have used the same motherboard, but with different options on CPU, …

@King_Corduroy - Did you ever find these restore disks (not the BIOS update or whatever the others in this thread are going on about)? I just got one of these machines (the 4505) and want to factory restore it with the original Compaq stuff (not only drivers).

So an update to this. I got the 700Mhz CPU and had nothing but issues getting it to work on this board, even got the Ebay seller to send me another one (which never even posted). And while dealing with this I stumbled onto an ASUS K7V motherboard (the version without onboard audio) and 750Mhz Athlon …

I would focus on faster CPU as in my case I ended up playing late Windows 98 games and uninstalling early ones. I did think about that, but I really wanted to build a slot A machine, there are not too many posts out there this platform, so I figured why not. This board does the 100Mhz FSB, so I …

Thanks everyone! I am definitely going to go with 98SE and ditch the ME install on the machine. I have plenty of disk space (threw in a 120Gb drive), so maybe I'll dual boot Win2K and see how that goes. GPU wise, the GeForce2 GTS intrigues me, they are not too expensive on Ebay, but I really do need …

Looking for some advice on my 1999 gaming build. What I have: BIOStar M7MKA Motherboard AMD K7 600Mhz CPU (soon to be the AMD K7 700Mhz CPU with the faster 512kb of L2 cache). 256Mb PC-100 RAM (1x128mb 2x64Mb) SoundBlaster Live! 5.1 (SB0010) 3Com 10/100Mbit 3C905 NIC Here's where the need for advice …