AMD Radeon HD 6990M Crossfire technical specs and benchmarks
AMD started Radeon HD 6990M Crossfire sales 12 July 2011. This is a Terascale 2 architecture notebook card based on 40 nm manufacturing process and primarily aimed at gamers. 2x2 GB of GDDR5 memory clocked at 0.9 GHz are supplied.
It provides poor gaming and benchmark performance at 16.38 percent of a leader's which is AMD Radeon R9 390 X2.