P3C-L (ATX, 2x RIMM, Intel 82559 LAN))
Please use "RAMBUS RDRAM" instead of "SDRAM on a DIMM Riser Card".
- BIOS Upgrade and Road Map :

p3cl1020.zip 
P3C-L BIOS Ver. 1020 05/04/2000 
1.Support CPU with clock ratio greater than 8.0x. 
2.Support onboard ADI 1881A codec. 
3.Update AIC7892 BIOS to revision 257. 
4.Modify floppy 3-mode setup option. 
5.Fix no sound under Windows DOS Prompt. 
6.Support SmartLink mix with Modem Riser card.