AMD has freshly declared the most advanced ATI Radeon HD 5770 as well as Radeon HD 5750graphics cards that sustain Microsoft’s DirectX 11 technology along with ATI Eyefinity multi-monitor support.

The Radeon HD 5770 also features a clock speed of up to 850MHz with 1.2GHz memory clock speed. It suggest 1.36TeraFLOPS dispensation power, with a 850M polygons/sec polygon output, with 136 billion fetches/sec data fetch rate, as well as memory bandwidth: 76.8 GB/sec.

On the other hand, the Radeon HD 5750 has a 700MHz clock speed as well as 1.15 GHz memory clock speed. It has a dispensation power of 1.008 TeraFLOPS, with 700M polygons/sec polygon output along with a 73.6 GB/sec memory bandwidth.

Both of these Radeon HD video cards make use of GDDR5 memory.

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