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On Thursday 06 November 2008 11:39, Rob Beard wrote: > Tom Potts wrote: > > On Wednesday 05 November 2008 22:17, Dave wrote: > >> Thanks Rob. > >> > >> I think I'll save some money then and stick at 2 Gig (I think memory > >> runs better these days when it is matched in size? e.g.. 2 x 1 Gig). > > > > should make little difference - unless you have an MB that requires > > doubling up! 2 will probably be slower than one for any data block read > > that crosses two chips. > > Actually dual channel is designed to increase performance as there are > double the mount of 'lanes' to the CPU. Its the 'width' of the channels that matters- 2 chips of the same width as the computer data bus isn't going to get you much improvement. I must confess I've given up trying to keep up with technical improvements that are merely selling points. > > The new Intel Core i7 CPU's use triple channel (for even more performance). > > http://en.wikipedia.org/wiki/Dual-channel_architecture see the comments on performance towards the bottom of the article! Tom te tom te tom -- The Mailing List for the Devon & Cornwall LUG http://mailman.dclug.org.uk/listinfo/list FAQ: http://www.dcglug.org.uk/linux_adm/list-faq.html