Author

Topic: 7990 HW error's at stock settings, HELP (Read 397 times)

hero member
Activity: 896
Merit: 1000
February 26, 2014, 06:30:11 AM
#2
Just reduce the core frequency a few MHz.
newbie
Activity: 59
Merit: 0
February 25, 2014, 11:47:48 PM
#1
Hi guys, I'm having a major issue and I don't know why.

https://i.imgur.com/69VGffx.jpg

My 3x7990's arrived and I'm building the new addition to my mini-farm but at stock settings, the 7990 is throwing up HW errors and I'm not sure why.

Originally I thought it was because I was trying to undervolt (man these cards run hot) but even at stock settings... no dice.

Below is my config, let me know if there is anything I can do/try to get this thing going and it's really annoying me. Last night I got it stable but woke up with morning with no HW errors but CG miner crashed shortly after I went to bed.

What voltage should I try?

Cards are 2x ASUS and 1x MSI.


Quote
setx GPU_MAX_ALLOC_PERCENT 100
color 02
cgminer.exe --scrypt -o stratum+tcp://google.com:3338 -u x -p o -I 13 -w 256 --thread-concurrency 8192 -g 2 --gpu-powertune 10
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