It is equipped with 2GB of the latest DDR5 memory clocked at 1200MHz (4.8Gb/s effective). The first is the SAPPHIRE HD 7870 which will ship with a core clock speed of 1GHz, and will be known as the SAPPHIRE HD 7870 GHz Edition. Two models of the HD 7870 are being introduced by SAPPHIRE at launch. It is aimed at mainstream gamers looking for excellent performance together with good value and all the latest features. The new HD 7870 and HD 7850 GPUs have an optimised internal structure sharing many of the features of the high performance HD 7900 series already released but with fewer Stream processors and a new high speed 256-bit memory interface to the latest DDR5 memory types. The new SAPPHIRE HD 7800 series of graphics cards is based on the third family of GPU's from AMD built in its new 28nm process and featuring the highly acclaimed GCN graphics processing architecture. March 5 th 2012 - SAPPHIRE Technology is introducing its third new series of graphics cards based on the revolutionary new graphics GCN (Graphics Core Next) architecture from AMD. Four new 256-bit models deliver choice of performance
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