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Author Topic: OpenCL Mining 0 khash/s  (Read 1685 times)
abcorn (OP)
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November 02, 2012, 02:04:01 AM
 #1

I just bought a Radeon HD 6570 with which I'm planning on using a screensaver miner to generate some coins in my idle time. Only problem is, it's not working. I launched a console RPC miner and this is what I get:

Code:
Client will start 1 miner threads
Work will be refreshed every 4000 ms
1 OpenCL platforms found
1 OpenCL GPU devices found on platform 0
Setting OpenCL device to first device found
Available extensions : cl_khr_global_int32_base_atomics cl_khr_global_int32_exte
nded_atomics cl_khr_local_int32_base_atomics cl_khr_local_int32_extended_atomics
 cl_khr_3d_image_writes cl_khr_byte_addressable_store cl_khr_gl_sharing cl_ext_a
tomic_counters_32 cl_amd_device_attribute_query cl_amd_vec3 cl_amd_printf cl_amd
_media_ops cl_amd_popcnt cl_khr_d3d10_sharing cl_khr_dx9_media_sharing
Defining AMDMEDIAOPS
Create context rval=0
Create command queue rval=0
Creating program with source
Building program with options -D AMDMEDIAOPS
Target = 00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffff
0 khash/s

No errors, just 0 khash/s. I have the AMD drivers installed and it should be working, so I don't understand why it's not. Can anybody help?
abcorn (OP)
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November 02, 2012, 02:50:10 AM
 #2

Update: For some reason, guiminer works and I'm getting 60 khash / sec... why won't other miners work?
MasterX
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November 11, 2012, 07:19:43 PM
 #3

Update: For some reason, guiminer works and I'm getting 60 khash / sec... why won't other miners work?
Not quite shore how to get it fixed with guiminer, but i'm runningt this card at 112,4Mhash/s
By default it wass running at the same speed as yours, then i set the correct settings for this card in guiminer it was running faster, 88.4Mhash/s with extra flags -v -f 1 -w128.

Now after testing with bfgminer i set my core speed to 866Mhz (default maximum is 675Mhz) i get 96Mhash/s.
Out of curiosity i opened guiminer again and i see that i now have 112Mhash/s still with extra flags -v -f 1 -w128.

So, i need to find a good way to define the core speeds without using bfgminer or Ati Catalist OverDrive.
Hope this info helps you getting your card running faster.

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abcorn (OP)
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November 11, 2012, 07:23:13 PM
 #4

That was supposed to say 60 mhash / sec, not khash.

I've been using those parameters and getting about 85 mhash / sec.
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November 11, 2012, 07:33:43 PM
 #5

That was supposed to say 60 mhash / sec, not khash.

I've been using those parameters and getting about 85 mhash / sec.
Maybe you can test with bfgminer with config settings just as mine, and test what you get in poclbm (guiminer) after you have used bfgminer with these settings.

Code:
{
"pools" : [
{
"url" : "http://pool.megaxnetwork.com:59332",
"user" : "1N8Ai5diC4Z2Lf5BBbj4NyaaSrsgzhHJVq",
"pass" : "xxx"
},
{
"url" : "http://p2pool-cologne.dyndns.org:9332",
"user" : "1N8Ai5diC4Z2Lf5BBbj4NyaaSrsgzhHJVq",
"pass" : "xxx"
},
{
"url" : "http://forre.st:9332",
"user" : "1N8Ai5diC4Z2Lf5BBbj4NyaaSrsgzhHJVq",
"pass" : "xxx"
},
{
"url" : "http://145.118.108.109:9332",
"user" : "1N8Ai5diC4Z2Lf5BBbj4NyaaSrsgzhHJVq",
"pass" : "xxx"
},
{
"url" : "http://p2pool.forre.st:9332",
"user" : "1N8Ai5diC4Z2Lf5BBbj4NyaaSrsgzhHJVq",
"pass" : "xxx"
},
{
"url" : "http://blockexplorer.funkymonkey.org:9335",
"user" : "1N8Ai5diC4Z2Lf5BBbj4NyaaSrsgzhHJVq",
"pass" : "xxx"
},
{
"url" : "http://66.90.82.155:9332",
"user" : "1N8Ai5diC4Z2Lf5BBbj4NyaaSrsgzhHJVq",
"pass" : "xxx"
},
{
"url" : "http://imperium.getmyip.com:9332",
"user" : "1N8Ai5diC4Z2Lf5BBbj4NyaaSrsgzhHJVq",
"pass" : "xxx"
},
{
"url" : "http://178.195.18.168:9332",
"user" : "1N8Ai5diC4Z2Lf5BBbj4NyaaSrsgzhHJVq",
"pass" : "xxx"
}
]
,
"intensity" : "9",
"vectors" : "1",
"worksize" : "512",
"kernel" : "poclbm",
"lookup-gap" : "0",
"thread-concurrency" : "0",
"shaders" : "0",
"gpu-engine" : "866",
"gpu-fan" : "100",
"gpu-memclock" : "900",
"gpu-memdiff" : "0",
"gpu-powertune" : "20",
"gpu-vddc" : "0.000",
"auto-fan" : false,
"auto-gpu" : false,
"temp-cutoff" : "95",
"temp-overheat" : "85",
"temp-target" : "75",
"api-port" : "4028",
"expiry" : "120",
"gpu-dyninterval" : "7",
"gpu-platform" : "1",
"gpu-threads" : "1",
"log" : "5",
"queue" : "1",
"scan-time" : "60",
"submit-stale" : true,
"temp-hysteresis" : "3",
"shares" : "0",
"kernel-path" : "C:\\bfgminer-2.8.5-win32"
}

The pools in the conf are all p2pools, just replace the payout address with yours.
It was only after i had used bfgminer that i had these settings. its like before=88.4Mhash/s, after=112.7Mhash/s

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