Archived from groups: alt.comp.periphs.mainboard.asus (
More info?)
oh I stand corrected - CAS Latency it is.. but disregard all that mumbojumbo
and just remember smaller numbers for it is better
😀
"Paul" <nospam@needed.com> wrote in message
news:nospam-2508042034510001@192.168.1.177...
> In article <cgj3m7$187j$1@otis.netspace.net.au>, "Blaedmon" <ass@hell.com>
> wrote:
>
>> ...the CL2.5 and 3.0 refer to 'cache latency' - the less latency the
>> better
>> (faster it is), thus the 2.5 is better. But as for APACER... its your
>> choice
>> but the brand isnt one of the best. If you can find some CORSAIR or
>> CRUCIAL
>> or GEIL for around the same price (unlikely), then get those instead.
>
> (It stands for CAS Latency. CAS is Column Address Strobe. The address
> bus to the memory is muliplexed, and on a given clock cycle, the
> address bus contains either a row address or a column address. By
> selecting a particular row and column, you pick an item out of the
> memory. The CAS Latency is the time from giving the last bit of
> needed address info, until the data comes rolling in. Example simplified
> timing diagram below.)
>
> Command "Activate" "NOP" "Read" "NOP" "NOP"
>
> AddressBus Row --- Col --- ---
>
> <--- Trcd=2 --->
> <--- Tcas=2.5 --->
> DataBus |Data|Data|...
>
> Shortening CAS latency or delay, means the data phase happens
> sooner.
>
> Paul
>
>>
>> "Hasj Pee" <hasjpee*NOSPAM*@hotmail.com> wrote in message
>> news:412ce3da$0$4150$ba620e4c@news.skynet.be...
>> > Hello!
>> >
>> > I am looking for a stick of PC3200 DDR for my computer.
>> > I have found these two:
>> >
>> > DDR APACER 512MB PC400 LFT CL2.5
>> > DDR APACER 512MB PC400 LFT CL3.0
>> >
>> > Which one is the fastest? Can somebody explain please?
>> >
>> > Thanks!
>> >
>> > Hasj Pee
>> >
>> >
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