Dual R9 290X factory-overclocked to 1030MHz - delivering a 15% faster performance than GTX Titan Z - Made for water-cooled rig featuring custom-designed EK water block – running 25% cooler than reference R9 295X2 - DIGI+ VRM with black metallic capacitors and 16-phase Super Alloy Power: 30%-less power noise and 5X-greater durability - GPU Tweak: Modify clock speeds, voltages, fan performance and more, all via an intuitive interface Specifications: Model: ROG ARESIII-8GD5 Graphics Engine: Dual AMD Radeon R9 290X Bus Standard: PCI Express 3.0 Video Memory: 8GB GDDR5 Engine Clock: 1030 MHz Memory Clock: 5000 MHz (1250 MHz GDDR5) Memory Interface: 1024-bit Dimensions: 14.4 x 30 x 2.1 cm Interfaces DVI Output : Yes x 1 (DVI-D) HDMI Output : Yes x 1 Display Port : Yes x 1 (Regular DP) HDCP Support : Yes Accessories 3 x Power cable 1 x ROG Metal Sticker 2 x G1/4 fittings 1 x ROG 8GB USB 1 x AMD Gold reward game coupon Power requirement: 800W or higher PSU recommended 3x 8-pin PCIe connectors