Sapphire HD 7950 Ref
The AMD Radeon HD 7950 Series has 1792 stream cores and 3GB 384-Bit GDD5 Memory. The HD 7950 Series is comparable in terms of performance to the R9 280 Series.
Standard HD 7950 reference design rebadged with a Sapphire logo. While the reference design runs loud and hot, it features excellent stability, optimal airflow design, and a long lasting blower fan.