We review the MSI Radeon HD 7970 Lightning. What a product to look at, the R7970 lightning has a very rare design, comes with only the best components, has voltage monitoring headers, comes pre-overclocked (extensively) and allows to be voltage tweaked at many levels. To pursue Eyefinity they have made the card Eyefinity6 compatible, by use of four DisplayPort connectors and two single link DVI connectors you can get six monitors running. Though realistically nobody does that as you have that ugly bezel from left to right smack down in the middle of you field of view. There's another feature though, to give the product a little more 'niche' MSI implemented a small add-on board that is called a GPU-reactor which functions as a power supply module which, when installed on the back of the GPU.