That's right. Some MB can work with 4G 4 ranks DIMM in 400Mhz in 4 slots.
YH > -----Original Message----- > From: [email protected] [mailto:[EMAIL PROTECTED] > Sent: Friday, May 06, 2005 7:55 AM > To: Tao Liu > Cc: YhLu; LinuxBIOS > Subject: Re: [LinuxBIOS] Opteron memclk speed/loading fix > > Tao Liu <[EMAIL PROTECTED]> writes: > > > Hello, > > > > we are building an 1 cpu 8 dimm board and experienced this problem, > > and accroding to amd's amd64 bios developers' guide memory speed > > downgrade should also be applyed to the following 4dimm > configurations: > > > > (1) 4 dimm with more than 2 double-rank dimms, downgrade to 333MHz > > (2) more than 1 double-rank dimm for single channel, downgrade to > > 333MHz > > In principle I agree with this. However those are guidelines > and it stated that the actual details may very per motherboard. > > So for merging I would request we have a generic function > that performs this logic, and have the generic call in > raminit.c make a motherboard specific call. By default that > motherboard specific call would simply call the default > generic method, but a motherboard that has better memory > stability could override this. > > Eric > _______________________________________________ LinuxBIOS mailing list [email protected] http://www.openbios.org/mailman/listinfo/linuxbios
