AMD Radeon HD 7970M: specs and benchmarks
AMD started Radeon HD 7970M sales 24 April 2012. This is GCN 1.0 architecture notebook card based on 28 nm manufacturing process and primarily aimed at gamers. 2 GB of GDDR5 memory clocked at 4.8 GHz are supplied, and together with 256 Bit memory interface this creates a bandwidth of 153.6 GB/s.
Compatibility-wise, this is card attached via MXM-B (3.0) interface. Power consumption is at 100 Watt.
It provides poor gaming and benchmark performance at 18.08 percent of a leader's which is AMD Radeon R9 390 X2.