LGA 775 motherboards and memory

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clutchc

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Working with older boards can sometimes be a pain. Does anyone know if this board will require low density RAM? Or will it work with most any off the shelf DDR3 1333/1600mhz memory? (I realize the actual speed may be limited to much less)
http://www.gigabyte.com/products/product-page.aspx?pid=4084#ov

The CPUs that will possibly be used with the board will range from the Pentium 4 5xx to the C2Q Q9xxx. In other words, just about the whole lot of the ones on the CPU support list for the board.
 
well ???? what I do is look at venders memory finder and see if they list the board then if so see what they show as compatible then if any sticks are listed go see if there still for sale [most times not anymore ]

i'll look and see if I can find the ones from g-skill at newegg that in its reviews guys with this issue say on of the few that will work on older 775 like you taked about

i'll try to dig it up though it may not be want you want ??
 
Pros: If you need memory for an older motherboard that uses the Intel G41 chipset this will work.

http://www.newegg.com/Product/Product.aspx?Item=N82E16820231422


I guess that's still no guarantee ?? just read reviews with guys using g41 chiopsets and see what there ??


seems like Kingston may not make any memory as well [i'll take it as any g41 ?? ] ''

'' We do not currently support your PFG41C-M LX motherboard as we no longer manufacture memory that would be compatible with that motherboard''

[from]

Hi, I'm Jewel with Kingston Technical Support and would like to offer our assistance. It is possible that the HyperX 4GB memory modules are Single Rank as the latest builds of that part number are Single Rank. Up until recently 4GB modules were standard Dual Rank. Basically, the issue that can occur is that the memory module uses high capacity individual memory chips (DRAM) that the motherboard is not equipped to recognize. Usually, if a motherboard is able to recognized standard 8GB modules it should not have an issue recognizing Single Rank 4GB modules. A "1R" may be printed on the label which would indicate it as single rank. Otherwise, we can confirm this based on a reference number printed on the memory label that we can look up in our system. Other common issue with the DDR2/DDR3 combo motherboards that can be overlooked is that it only supports DDR2 OR DDR3 memory. This means you cannot have both DDR2 AND DDR3 memory installed at the same time, it is an either/or option. We do not currently support your PFG41C-M LX motherboard as we no longer manufacture memory that would be compatible with that motherboard. For any further assistance, please call us at 1-800-435-0640 (USA and Canada only) M - F 6am - 6pm PT and I or another available Technician will assist you. Please be sure to have the part in question on hand when you call
 

clutchc

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I've got several modern sets of DDR3 1333/1600 ram on my shelf now. Pretty sure they are all high density, depending on where the line is draw between low and high density. (512Mb?) I was just wondering if the board required low density only. (I see the memory support list allows for both single side and double sided, so that will at least eliminate that pitfall)
 
g skill had nothing listed not even that chipset under giga ??


as far as using what you got I guess its down to trial and error testing ?? [fingers crossed]


wish I had better to tell you and the rest with this ordeal - matter of fact a few months ago I along with tradesman1 helped a guy with that same board that memory he got did not work out , but don't know if he ever found something to work


had to remove that corsair link and info that was also the wrong board ?? so it seem no one has it listed anymore

seemed like none of these were sold except through the manufacture site ?

http://www.crucial.com/usa/en/compatible-upgrade-for//ga-g41mt-s2pt

maybe look at there tech sheets or white papers to get some idea??
 
Corsair Product Guru

''I am sorry but none of these modules will work with that MB, I am sorry to say.
The MB uses the G41 Chipset and while it states it can use up to 8 Gig of memory the modules have to made with 128M X 8 Memory IC's and most of our production has moved to 512M X 8 Memory IC's which are not compatible with that MB''

http://forum.corsair.com/forums/showthread.php?t=102707


don't know if that bit of info helps any ??
 
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clutchc

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According to Crucial's Advisor, this should work if what I have now doesn't: http://www.crucial.com/usa/en/compatible-upgrade-for/Giga-Byte/ga-g41mt-s2pt

But mainly I was trying to figure out where the line was drawn between low density RAM and high density RAM. Each chip 512 Gb or less being low density? 1R vs 2R? It seems that the term is "flexible".

 
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ya, that's how I see it but never found a article that gave solid reason more like them to know and you to never really find out kinda thing ?? I do se a lot of guys with them older 775 board s finding compatibility a issue and end sticking with there old original memory they first got back when...

it sure would be nice to be able to post someone in this ordeal a good solid answer on that and that statement from Kingston is about as close as I got on that

heres what I wonder look at skylake today and 775 now 775 did split memory [ddr2/ddr3] skylake [ddr3/ddr4] makes me wonder if down the road with any ddr4 changes in ic's if this issue will pop up with it as well when intel goes to a full ddr4 memory controller ?? hmmmm...... [just a point oto ponder]


I wish I could tell you better but it seems you buy ,you try ,and hope it don't make you cry or you get lucky and your first set works fine ??

good luck


just to add seeing my last post was removed ?

The G41 Express chipset has an obscure limitation which requires the use of dual-rank memory modules, which are typically double-sided, to attain 8 GB of memory.

•Your computer uses the G41 Express chipset. The official Intel specification states that it can only handle 4 GB of DDR3 memory. 8 GB of DDR3 will work but only with a specific configuration. Specifically, the chipset cannot handle modules containing higher-density memory chips.


•This means that compatible 4 GB modules must have two sets, or ranks, of lower-density chips. Dual-rank memory modules are required to enable the use of 8 GB of RAM on your system. These modules are typically double-sided in order to accommodate the extra memory chips.

high got less chips on the board but each chip is packed tighter so 8 chips = 512 low has 16 chips on the board but is still 512

Low Density and High Density refers to. Using 256MB modules as an example… you would think the 16 chip module would be called the High Density module and the 8 chip version would be the Low Density module… but it’s backwards, isn’t it? The problem is – the density isn’t referring to the number of chips on the module, it refers to the density of the memory units inside the individual chips on the module.

so its a chipset limitation on how it can access that

And if you use high-density RAM in a system that requires low density, either the system will recognize only half the amount of RAM installed or it simply won't boot up.

also I think there something on this in the intel g-41 data sheet
 

Tradesman1

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memory rank basically is a block of data that is created using some or all the memory chips on a memory module (your sticks). It must be 64 bits of data wide (error corrected modules: 72 bits).
A memory module can contain one, two, or four areas of 64-bit wide data areas, depending on how they are engineered.
So "Ranks" = "Number of 64-bit wide data areas" .
R1x8 therefor means this module is a single-rank module, the other module, R2x4 being a dual-rank module.
Some Intel chipsets limit the number of ranks that you can put into your computer
 

clutchc

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Thanks guys. Lots to ponder there. It's been awhile since I've had to deal with that era processors and chipsets.

@JunkyMonkey... "The G41 Express chipset has an obscure limitation which requires the use of dual-rank memory modules, which are typically double-sided, to attain 8 GB of memory."
Thanks. Man, how do you remember all this arcane stuff? Lol.

@ Tradesman1... Good to know. Thanks. Will keep that link on hand. About the 4GB limitation; The board's specs state 8GB DDR3 max. Is it possible it is a board based on a later variation of the original G41 chipset. I wonder if that makes any difference as to the 4GB limitation?
 
just recall bit and pieces form threads past and then start goggling to find things


you know there is only 3 memory's listed as tested for 8gb

http://download.gigabyte.us/FileList/Memory/mb_memory_ga-g41mt-s2pt_v1.1.pdf


I think as well the 4gb you quoted from tradesman is 2x4gb

''This means that compatible 4 GB modules must have two sets, or ranks, of lower-density chips. Dual-rank memory modules are required to enable the use of 8 GB of RAM on your system. These modules are typically double-sided in order to accommodate the extra memory chips.

just that g41 is just plumb forgot about memory manufactures move on form any support of it [I gues they figure its also time for folks to move off of it as well]

I'm sure you googled this around and seen all the 775 guys asking all this memory things and issues as well .. just the way it is and how the platform turned out in the end and no real direct answers to it ...

maybe some boards have a improved bios in some way to give them few better memory compatibility where some don't so well ??


good luck

one little thing from dell

http://en.community.dell.com/support-forums/desktop/f/3514/t/19619015
 
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you know when you google all this funny how the giga g41 boards like this one you are working with pops up the most ..

well lets hope Crucial still has them to sell .. like I was saying you may go all the way through the card and find its a no go or get a ''back order '' message

good luck
 

clutchc

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@ junkeymonkey...
I got your PM, but decided to post the reply here so others could come across it.

Just got around to working on the above board today. You were right. The high density sticks don't work. Not even individually. I had a pair of 2GB low density 1333 MHz sticks (2x2GB) laying around that worked fine, however. I haven't gotten around to ordering the 2x4GB sticks of 1600 MHz from Crucial yet.

Odd that of all the 775 legacy boards that Gigabyte would choose to still have in production, it would be this one with a chipset that demands low density RAM.

@ Tradesman1...
Are you pretty sure those sticks you linked me to above are all low density? I see they are double sided, so I guess that would make them low density? (2Rx8) http://www.newegg.com/Product/ProductList.aspx?Submit=ENE&N=100007611%2050008476%20601190327%20600532698%20600551100%20600006069&IsNodeId=1&bop=And&SrchInDesc=value&PageSize=30
 
''Are you pretty sure those sticks you linked me to above are all low density''

maybe read enduser reviews like from newegg to see if anyone tried them and failed ??

you know cant guarantee nothing that one set I linked a guy said worked on his

''Pros: If you need memory for an older motherboard that uses the Intel G41 chipset this will work.

http://www.newegg.com/Product/Product.aspx?Item=N82E168...

but then this g41 may have better compatibility then that g41 and may not work out ?? its roll the dice ..

I think if Crucial still has what they claim works and still got them in stock through there store maybe your better bet , they say compatible and then I guess you could hold them to it ???

 

clutchc

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Lol... man, you do find the details. Thanks.
 
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