Alienware Graphics Amplifier
Dell Alienware Graphics Amplifier with Stealth Black finish has a 460 Watt Multi-GPU Approved Power Supply. (4x) Full power SuperSpeed USB 3.0. Enhanced AlienFX System Lighting - Alien Head lighting zone. (1x) A/C Power; (1x) Alienware Graphics Amplifier to Notebook Port. Support for a single full-length, dual-wide, PCI-Express x16 graphics card. Up to 375W graphics cards supported. NVIDIA GeForce GTX 600 series and newer. AMD Radeon HD 5000 series and newer. Defined by internal graphics card. (1x) PCI-Express x16 (electrical spec: x16).