请教,我用的是HD7970*2,在驱动里关闭了Crossfire,使用combiner,显示如下:
GPU 0: 82.0C 2875RPM | 512.6M/511.6Mh/s | A:4294 R:51 HW:0 U7.14/m I: 6
GPU 1: 78.0C 2358RPM | 556.0M/554.6Mh/s | A:4596 R:32 HW:0 U7.64/m I: 6
请问这个速率正常吗?
保存cgminer.conf之后显示如下(部分):
...
"intensity" : "d,d",
"vectors" : "1,1",
"worksize" : "0,0",
"kernel" : "poclbm,poclbm",
"lookup-gap" : "0,0",
"thread-concurrency" : "0,0",
"shaders" : "0,0",
"gpu-engine" : "0,0",
"gpu-fan" : "0-85,0-85",
"gpu-memclock" : "0,0",
"gpu-memdiff" : "0,0",
"gpu-powertune" : "0,0",
"gpu-vddc" : "0.000,0.000",
"temp-cutoff" : "95,95",
"temp-overheat" : "85,85",
"temp-target" : "75,75",
"api-port" : "4028",
"expiry" : "120",
"gpu-dyninterval" : "7",
"gpu-platform" : "0",
"gpu-threads" : "2",
"hotplug" : "5",
"log" : "5",
"no-pool-disable" : true,
"queue" : "1",
"scan-time" : "60",
"temp-hysteresis" : "3",
"shares" : "0",
...
我把worksize,thread-concurrency,shaders和gpu-engine四个参数改为如下的值后,再运行cgminer,风扇转速达到100%!?请问哪个参数改的不合理?还想请问一下如何设置才能降低GPU 0的温度?(GPU 0是指插在第一条PCI-E上的那块显卡吗?)谢谢
"worksize" : "256,256",
"thread-concurrency" : "8192,8192",
"shaders" : "2048,2048",
"gpu-engine" : "800-925,800-925",
自己测试了一下,运行cgminer,将.conf文件保存后,再次开启cgminer会出现GPU风扇100%转速的情况,此时只能等进入cgminer之后再人为调整风扇设置。我用的是windows8专业版x64,不知道是不是兼容性问题导致的cgminer无法正确调取.conf,还是驱动的问题。
P.S. 将GPU 0的风扇转速固定在60%,将GPU 1的风扇转速固定在50%,这样2块显卡都可以稳定在80度以下。(室温20~25摄氏度,就是GPU 0的噪音大了点-__-)