The SAPPHIRE HD 7800 series of graphics cards is based on the third family of GPUs from AMD built in its 28 nm process & featuring the highly acclaimed GCN graphics processing architecture. The SAPPHIRE HD 7870 GHz Edition OC, factory-overclocked to 1050 MHz engine & effective 5000 MHz memory, offers superior performance than standard models. It is equipped with SAPPHIREs dual-extractor technology
- Dual-X
- a highly efficient multi-heatpipe cooler with dual fans providing quiet & very cool operation during normal operating conditions, & superb cooling performance even under extreme load.