Gigabyte Radeon R9 380X 4GB GDDR5 Dual-Link DVI-I DVI-D HDMI Display Port Graphics Card G1 GAMING Graphics Cards are forged with only the top-notch GPU via the very own GPU Gauntlet & Ultra Durable VGA components to ensure highest performance without compromising system reliability. Combined with the WINDFORCE cooling system & ultra HD support, gamers can immerse themselves in the most enriched gaming environment than ever before. WINDFORCE 2X cooling system GIGABYTE introduces WINDFORCE, the latest cooling technology that differentiates the brand’s graphics cards from the rest. GIGABYTE understands that a fan is crucial to the graphics card, so only the fan with the most efficiency is selected for WINDFORCE. WINDFORCE 3X With Unique Blade Fan WINDFORCE 3X cooling system is equipped with high performance pure cooper heat-pipes which direct touch the GPU can strengthen the speed of heat dissipation. Besides, the air flow is effectively enhanced by the unique blade fan design, this not only increase the cooling capacity while reducing air turbulence but also results a lower noise level. Specifications: Chipset Radeon R9 380X Core Clock 980 M Hz (Standard: 970 M Hz) Memory Clock 5700 MHz Memory Size 4 GB Memory Bus 256 bit Card Bus PCI-E 3.0 Memory Type GDDR5 Direct X 12 Open GL 4.4 Digital max resolution 4096 X 2160 Analog max resolution 2048 x 1536 Multi-view 4 I/O Dual-link DVI-I / Dual-link DVI-D / HDMI / Display Port Card size H=41 L=221 W=114 mm Suggested Power requirement 500W (with one 8-pin external power connector)