The first AMD Radeon HD 4870 X2 reviews are in from Elite Bastards, OCC, Neoseeker, Techreport, CHW, The Guru of 3D, TechGage, DriverHeaven, techPowerUp, HotHardware, Hardware Canucks, Madshrimps, and TweakTown. AMD Radeon HD 4870 X2 Reviews