To bump up perf to match the GeForce GTX 670/680 series a little better AMD recently refreshed the 7970 with a 1 GHz model.
The same is about to happen for the RadeoN HD 7950 as AMD is reportedly working on a new SKU -- the Radeon HD 7950 GHz Edition.
The refresh Radeon HD 7950 GHz Edition will be priced against the GeForce GTX 670 (around $375), will retain the core configuration of the original HD 7950, with 1,792 Graphics CoreNext stream processors, 112 TMUs, 32 ROPs, and 384-bit wide GDDR5 memory interface holding 3 GB of memory.
The difference obviously will be a higher clock likely with Turbo boost as well. Expect
