What are your trying to accomplish? Performance for one thing differences from another. Lot's of memory and raid with many disks are critical, that is, if your building a high volume SQL server... > -----Original Message----- > From: netfilter-bounces@xxxxxxxxxxxxxxxxxxx [mailto:netfilter- > bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of dan- > lists.netfilter.org@xxxxxxxxxxxxxx > Sent: Saturday, December 11, 2004 3:08 PM > To: netfilter@xxxxxxxxxxxxxxxxxxx > Subject: Best performance: 2 cards, one on each PCI-X bus,2 cards on one > PCI-X bus, or a single card with two interfaces? > > Hello, > > I have been sifting the archives to come up with hardware to give me the > best performance. I read Harald's threads surrounding the performance of > dual Opteron system and am building a box based on those specs (fast > memory, > NAPI, 32bit kernel, etc.). > > Here's my question: > > My motherboard has two 133Mhz PCI-X busses. For best performance should I > (1) put one card on each bus, (2) put two cards on one bus, or (3) use a > single card with two interfaces? > > I appreciate the advice. > > Best regards, > > Dan > >