The most impacting factor for hardware errors and hashrate is the thread_concurrency (TC). And for some cards, the ratio of core speed to memory speed is the second deciding factor. The most common value for optimal TC settings are in multiples of 64, but the range vary for each brand and make. The ratio of core speed to memory speed is typically 0.8 or lower for 5xxx and 6xxx cards and 0.7 or lower for xxx cards. However, some instances does suggest that not all 7xxx series cards falls into this range and may have a different ideal ratio altogether… CONTINUE
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