Author

Topic: System RAM Question for Mining Rigs (Read 575 times)

member
Activity: 98
Merit: 10
w00t!coin
February 12, 2014, 02:16:44 AM
#5
This is driving me nuts...
member
Activity: 98
Merit: 10
w00t!coin
February 11, 2014, 08:32:27 PM
#4
I have three total cards ... two hash normal.

The other one hashes at like 5% ... super slow.

I am getting 720 khash from my 0,1 GPU

GPU 2 is getting about 35 khash
donator
Activity: 1218
Merit: 1015
February 11, 2014, 08:29:47 PM
#3
If you only run the card with low hashrate, does it hash at normal rate? If not, there's probably something going wrong with the card (it could just be heat -- is temp similar to the others while running?).

If it does hash normally, it's probably not power (outside reason you gave) since that'll tend to present as a lot of hard reboots and components shutting off intermittently. RAM's a pretty reasonable guess.... 1GB runs 2 270s absolutely fine. 2GB may be just a smidge too low for 3 280s.... should it be the RAM, given this is probably close to the edge, you could probably solve by disabling all non-essential system services and programs running in the background.
sr. member
Activity: 420
Merit: 250
February 11, 2014, 08:07:53 PM
#2
Nah you only need like 2-4 GB..
member
Activity: 98
Merit: 10
w00t!coin
February 11, 2014, 06:50:55 PM
#1
Is it true that you need good system RAM for a mining rig??

I am having an issue with a rig. For some reason only two of the three cards (280x) will hash at regular rates.

I know its not power ... I have some of the best PSUs you can get.

Is it RAM on this system? It has 2gb.
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