Newsletter November 2004 - page 5

Processors of the Future


This is a subject that I touched on briefly when I did the demonstration on RAID systems a couple of months ago. Both of the main players in the processor market are moving forward with new chips. AMD have released the 939 pin Athlon 64 range and Intel now has the 775 pin Pentium 4.

   
   
   
   
   
   
   
   
   
         

If you look at the current technologies then AMD appears to have stolen a lead on Intel with it’s 64 bit processors. It has amused many observers to watch Intel play down the significance of 64 bit processors at the moment. Intel is also claiming that it also has 64 bit technology built into it’s current chips but it is currently disabled.

It is clear to everyone that 64 bit systems will be with us in the future but it is Microsoft who are causing AMD problems at the moment. The 64 bit version of windows is not available yet and so the real gains of 64 bit systems will not become apparent until it is. Some companies are selling AMD systems with the promise of an easy upgrade path to 64 bit Windows when it does eventually become available. As far as I can see it will not a simple upgrade but complete reinstall of Windows and all of your applications. You could also find yourself in a similar situation with drivers for various devices as some people did when Windows XP came along. A lot of manufacturers did not produce drivers for older equipment, if Microsoft delays the 64 bit Windows for any length of time we could see technology move on and people with early 64 bit processors left with systems that can only be run with 32 bit Windows.

Anyway back to today the AMD platform looks set to be socket 939 for high end processors and socket 754 for middle range processors for the foreseeable future. Intel are moving to socket 775 for current and future processors.

Along with new processors comes a whole host of other new support chips that give us new features. AMD will be using VIA’s K8T890 based motherboards and this will introduce PCI express to AMD for the first time but it will not support DDR2 memory this will come in the future. As for Intel they have the Intel 915/G and 925x chipsets available, they both support PCI Express and DDR2 but tests suggest that they currently do not give much advantage over the older socket 478 chipsets. This should change when the 925Xe chipset is released, this chipset will also support a 1066 Mhz Front Side Bus.

What else will the future bring for us, well it doesn’t look like we are going to see current processors go beyond the 4 Ghz mark because latest roadmap from Intel has killed off anything beyond 4 Ghz for the Pentium 4 range. This could lead to Intel moving to a dual core processor running at 3 Ghz which would give an effective single speed of 5 Ghz . This will require some clever engineering to overcome the heat problems associated with these sort of speeds.

Finally a topic that we have talked about before and that is BTX, the current board standard is ATX and this is due to be replaced shortly by a new component layout which will be BTX.

I will try and bring you more details as and when they become available.

Derek

   
               
         

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