• FAST - the very fastest on Radeon 6970/6990 and GeForces

Speed comparison 2011.07.08:

AMD Cayman (Radeon 6990), overclocked to 935 MHz, Catalyst 11.6:
- 419 mhps BitMinter (BFI_INT, vectors on, worksize 128, 50 ms intervals)
- 414 mhps DiabloMiner (-f 20 -v 2 -w 128)
- 410 mhps Phoenix (-k phatk BFI_INT VECTORS FASTLOOP AGGRESSION=7 WORKSIZE=128
                    and Ma()-optimization on phatk kernel)

NVIDIA GTX 580, overclocked to 812 MHz, GeForce 275.33 drivers
- 134 mhps BitMinter (vectors off, worksize 64, 50 ms intervals)
- 132.3 mhps Phoenix (-k poclbm WORKSIZE=64 VECTORS FASTLOOP AGGRESSION=7)
- 33 mhps with DiabloMiner and Phoenix+phatk (with vectors on: only 13 mhps)

AMD Cayman on Catalyst 11.7 beta:
- 419.3 mhps BitMinter
- 416.5 mhps DiabloMiner
- 411.7 mhps Phoenix w/phatk