[coreboot] Recommended memory for coreboot + ASUS KGPE-D16

[Taiidan at gmx.com]

On 05/01/2017 01:51 AM, BogDan Vatra wrote:

> 2017-04-30 23:49 GMT+03:00 Taiidan at gmx.com <Taiidan at gmx.com>:
>> On 04/30/2017 04:46 PM, Taiidan at gmx.com wrote:
>>
>>> On 04/30/2017 08:05 AM, BogDan Vatra wrote:
>>>
>>>> Hi,
>>>>
>>>> I'd like to build desktop/workstation for my personal use (lots of
>>>> compilations + of course gaming on linux)
>>>> I bought 2 x 6276 CPUs and a KGPE-D16, eprom programmer, etc. now I'm
>>>> looking to buy some RAM.
>>>> My goal is to have a quad channel 64Gb and because I looking for a
>>>> desktop/workstation I think the best choice will be ECC UDIMMs and not
>>>> RDIMMs.
>>>> Will coreboot support 8 x 8Gb DDR3 UDIMMs 1600Mhz? If yes, there are
>>>> any recommended brands/product series?
>>>> If not, then what is the best option for achieving my goal?
>>>>
>>>> Thanks!
>>>>
>>>> Yours,
>>>> BogDan.
>>>>
>>> RDIMM's are generally cheaper as ECC UDIMM's are rare, and it doesn't
>>> matter what brands or w/e you use AFAIK - I have never had problems with
>>> mismatched ebay sticks.
>>>
>>> If you want to play games on higher settings that can't utilize 16 cores
>>> you will have to get a better CPU, like a 6328, 6386SE or 6287SE. Something
>>> cool you can do with this too is play yours in a VM like me with an attached
>>> graphics card.
>>> I would do a 6328 and a 6386SE combo with the first used for games.
>>>
>>> If you want 1600mhz you need 63xx CPU's I believe.
>> Forgot to clarify, the per core/thread performance of the 6276 is too low
>> for games that aren't highly multi-threaded so a better CPU might be a good
>> idea for gaming.
> According to AMD[1] and ASUS[2]  docs : [quote] DDR3 1600 can only be
> supported with AMD Opteron™ 6300/6200 series processor [/quote]
> so, I should be fine.
>
> I didn't knew exactly what king of RAM to chose (CL, Voltage, Rank,
> etc.) in order to have them running in quad channel, because those
> recommended by ASUS here [3] are ether very expensive or unavailable.
> But if you say that if I choose one of these [4] [5] it will work in
> quad channel, then it's ok.
>
>
> Thanks a lot!
>
> BogDan.
>
>
> [1] https://www.amd.com/Documents/Opteron_6000_QRG.pdf
> [2] https://www.asus.com/us/Commercial-Servers-Workstations/KGPED16/specifications/
> [3] https://www.asus.com/us/Commercial-Servers-Workstations/KGPED16/HelpDesk_QVL/
> [4] http://www.ebay.co.uk/itm/Micron-64GB-2Rx4-8x8GB-PC3-12800R-DDR3-1600Mhz-240Pin-REG-ECC-Server-Memory-RAM-/282272104484
> [5] www.ebay.co.uk/itm/Samsung-64GB-KIT-8x8GB-2Rx4-PC3-10600R-1333Mhz-DDR3-ECC-Registered-Server-Memory-/371908351111
>
Quad channel? I am not 100% but I assume that it would work if all the 
sticks are identical...you never really know these days however.