Mark Knecht wrote:
>
>
> On Tue, Jun 4, 2024 at 11:35 AM Dale <rdalek1...@gmail.com
> <mailto:rdalek1...@gmail.com>> wrote:
> >
> > I'm thinking one good HBA will handle the current set of drives and give
> > decent speed at that in the Fractal case when the new mobo ends up
> > there.  The Fractal can handle 20 that I can count easily.  There's 4 in
> > the bottom, 11 in a tall stack for 3.5".  Then there is others for SSD
> > which I think can be changed to 3.5" drives.  Plus, I might could add a
> > couple cages in that massive case with a little rigging.  Then again,
> > there is this thing.
> >
> > https://www.ebay.com/itm/326063682173
> >
> > Pardon me.  I was drooling again.  LOL  In my new rig, I'm going to wait
> > until I get the thing here and then figure out what to do.  See what is
> > the best option.
> >
> > Then again.  This has cables that come with it and price is good.  Your
> > thoughts?
> >
> > https://www.ebay.com/itm/116051832382
> >
> > How many SATA drives that allow?  It says 8 ports.  I think each port is
> > 4 drives.  8 x 4 = 32.  Am I right?  Keep in mind, one of my large LVMs
> > is for torrent files.  It just goes as fast as the controller will
> > allow.  It just takes longer to share with a slower card.
> >
> > I need a really good mobo to make a NAS type rig out of and put it in
> > the Fractal case.  PCIe slots is a must tho.  Those just not happening.
> > May have to find a used server mobo or something.
> >
> > Dale
>
> Hi Dale,
>    I have resisted getting involved in this long thread. Frankly, I'm not
> really understanding the purpose of your 'new rig', and that's OK. It's
> your new rig.
>
>    I would like to point out a few things about current system 
> architectures that (I think) haven't come up in your thread, but 
> please disregard any and all of this if they have been addressed.
>
> 1) Probably the most important change that's happened over
> the last few years with PCIe is that now much of it is completely
> inside the CPU chip. When you investigate motherboard/CPU
> combinations be aware that your PCIe slots are EITHER CPU
> slots OR chipset slots. While all of them run at 8GHz, the ones
> coming out of the CPU have lower latency because data doesn't 
> have to go through the chipset. 
>
> 2) A PCIe 1x slot still has a lot of bandwidth - essentially 1GB/S.
> (8GHz / 8bits/byte == 1GB/S) How much sustained disk 
> bandwidth do you need? A single 4x slot is a heck of a lot 
> of data if the machine can support it.
>
> 3) Watch your CPU choice carefully and match it (within budget
> constraints) to the layout of the motherboard. If the motherboard
> is laid out for a 24 channel PCIx CPU and you buy a 20 channel
> CPU that's OK. However if it's laid out for a 24 channel CPU and
> you upgrade to a 32 channel CPU later then you will only be
> using 24 channels.
>
> 4) Keep in mind that in general a gaming motherboard is 
> designed to get data to the GPU as fast as possible so that 
> 16x PCIx slot will be using the bulk of the CPU channels. As
> you seem to be heavily focused on huge numbers of drives
> that may be an important consideration for you.
>
> Lastly, none of what I say above is guaranteed to be correct.
> Continue to do your own research and ask questions. You'll
> get there.
>
> Good luck with whatever choices you make.
>
> Over and out,
> Marj


I wasn't completely understanding how that worked but I think Rich
mentioned something about it when we were discussing the 7600 CPU.  It
just didn't sink in.  I think the CPU I picked will be OK.  Later I'll
move up to the 7900 or 7950 CPU.  That could max the mobo out or with a
firmware update it may can go higher.  Is the new way taking out what
used to be called a northbridge or southbridge chip or both chips?  My
current Gigabyte mobo has both of those.  The NAS box does too.  In the
picture of the ASUS mob, I don't see either but it could be under one of
those metal heat sinks.  That would explain a lot tho. 

To me, it seems as if mobo makers are focused on gaming and things
revolving around USB.  Neither of which is something I need.  I need
PCIe slots, not USB ports that are insanely fast for my use.  Keep in
mind, I plug my mouse and keyboard into a USB port and might use at most
two USB ports for USB sticks or memory cards from trail cameras.  USB
2.0 is more than enough for those and what I do with them.  The trail
camera cards are slow anyways.  The last couple USB sticks I bought are
3.0 but my ports on front of the case are 2.0.  It's still plenty fast
enough for me. 

I wish a mobo would pop up with less USB ports but several PCIe x1 and a
couple PCIe x8 slots.  I'd be in heaven.  :-D 

Thanks for the info.  I was wondering where you were.  _-O

Dale

:-)  :-) 

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