It all work fine using wizards 6950 shader unlock & afterburner.
Sure they all work, but not if you want more than 840MHz core. Then you have to enable unofficial overclocking in AB, which is apparently incompatible with the idle downclocking feature in Catalyst.
Water Air
WC: EK Supreme HF | EK FC-6970 | 2x DDC 3.25 | EK DDC Dual V2 | EK Res X2 250 | TFC X-Changer 480
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