Overclocking The Sapphire HD6770 stock clock speeds have the GPU (Eclk) settings at 850MHz and the Memory (Mclk) clocked at 1200 MHz for a total combined effective memory clock of 4800MHz or 4.8Gbps.

Eyefinity Benchmarks One of the most touted features of the flex edition cards from Sapphire is the ability to run Eyefinity setups with ease and less hassle and not requiring you to purchase an ...