Author

Topic: Sapphire 7950 won't reach 600 kH/s (Read 541 times)

legendary
Activity: 854
Merit: 1000
January 26, 2014, 01:11:11 PM
#6
OP, your actual miner config would be a good starting point for diagnosis.

32bit is a big problem though.
newbie
Activity: 59
Merit: 0
January 26, 2014, 01:03:16 PM
#5
Google is your friend:  "Poor hash rate on Radeon 7900"
newbie
Activity: 47
Merit: 0
January 26, 2014, 11:24:08 AM
#4
Like the others said it is not your CPU.  Others with 6 GPU rigs have no problem running a low-end Sempron in them, I doubt that's issue.

I'm having issues with my 7950 also   Undecided  My intensity is at 20 though, anything less and my hash rate barely breaks 400...
newbie
Activity: 49
Merit: 0
January 26, 2014, 11:16:15 AM
#3
I have the same card, and the same problem as you
I am also struggling getting it over 500-550

as soon as I set intensity higher as 13 I get hw errors?
member
Activity: 63
Merit: 10
January 26, 2014, 11:13:44 AM
#2
I don't think it's the CPU, haven't heard of one bottlenecking a system. Hard drive speed has no bearing on performance... Post your bat / config
member
Activity: 84
Merit: 10
January 26, 2014, 08:31:16 AM
#1
I've been running this for 2 months, but haven't been able to get it above 500-550 kH/s.

I'm currently putting the blame on the CPU now (Pentium 4 2.8 ghz, 4gb ram, non-SSD hard drive Smiley

i'm guessing the bottleneck lies with the CPU (only 32-bits).  is this clearly the issue?
or my settings. 
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