The Sapphire Radeon HD7970 is the first graphics card based on AMD's latest generation of the
GPU’s from AMD built in a new 28nm process and featuring the new GCN optimised graphics
processing architecture. The HD 7970 is the most powerful single chip GPU
ever built. It has a new internal structure with 32 compute units and a total of 2048
Stream processors. It ships with a core clock speed of 925MHz, and AMD Powertune
technology allows enthusiasts to increase performance by overclocking.
A new 384-bit high speed memory interface with over 264GB/sec
memory bandwidth connects to a large 3GB array of the latest DDR5 memory.