The recently introduced graphics card Radeon 280X R9 is almost a complete copy of the accelerator Radeon HD 7970 GHz.
Colleagues checked the compatibility of the new card with old one in crossfire . By setting the reference test PC adapter Radeon HD 7970 GHz and graphics card Radeon R9 280X from Xfx production, they saw that the driver AMD can easily connect these 3D-accelerator in CrossFire mode. Thus, all current owners have the ability to purchase Radeon R9 280X (official price, we recall, only $ 300), and significantly improve the PC performance .
It also reported on the possibility of combining the cards in CrossFire Radeon HD 7790 and Radeon R7 260X and Radeon HD 7870 (based on GPU Pitcairn) with Radeon R9 270X.