[X4U] Mac Pro RAM question

[Christopher Collins]

And looking at the Apple site for the new Mac Pros shows them all shipping with either single modules or pairs of modules.

1 modules, 2 modules, 4 modules, 6 modules and 8 modules.

cjc

On 17/08/2010, at 7:38 AM, Christopher Collins wrote:

> 3 memory channels, not 3 memory modules. Memory channels do not need to be directly mapped to memory modules.
> 
> Different thing.
> 
> cjc
> 
> On 16/08/2010, at 11:57 PM, Zane H. Healy wrote:
> 
>> Here is the info on the CPU's, and they list them all as having three memory channels.  I've yet to see any details on the chipset used in the new systems.  It's not easy finding any *real* info on them. :-(
>> http://ark.intel.com/Compare.aspx?ids=41313,39721,47917,40200,47925,47922,47920,
>> 
>> Zane
>> 
>> 
>> At 5:38 PM +1000 8/16/10, Christopher Collins wrote:
>>> Actually, the chipset used in the new Mac Pros (H55) I believe uses pairs or memory modules, not triples.
>>> 
>>> Depends on the chipset what is required.
>>> 
>>> cjc
>>> 
>>> 
>>> On 16/08/2010, at 11:59 AM, Zane H. Healy wrote:
>>> 
>>>> While they have 4 slots in a single CPU model, and 8 slots in the dual CPU model, they are designed such that you have 'triple channel memory'.  Putting 4 or 8 sticks in works, but you degrade your performance.
>>>> 
>>>> Zane