On Sat, Dec 27, 2008 at 10:34 AM, <[email protected]> wrote:
> Carl Lowenstein wrote:
>>
>> On Sat, Dec 27, 2008 at 8:33 AM, <[email protected]> wrote:
>>>
>>> I have a motherboard that maxes out at 1G, but has 2 slots for ram.
>>>
>>> Would I lose any memory performance with DDR memory if I just use one 1G
>>> DIMM, vs. 2, 512 DIMMs?
>>
>> Answer is a definite maybe.
>> It depends on the memory controller on the MB. Some will do
>> time-interleaved access to two DIMMs, and give faster access.
>> Memtest86 is your friend. You can check 2x512 vs. 1x512 to see if
>> there is a speedup with two.
>
> Interesting, I don't think I've ever noticed a speed part of memtest, I'll
> have to take a second look. Thanks.
Memtest tells you the data rate, in MB/s. About 4 lines down from
the top, on the left-hand side.
carl
--
carl lowenstein marine physical lab u.c. san diego
[email protected]
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