Model Name GeForce RTX™ 4090 VENTUS 3X 24G OC Graphics Processing Unit NVIDIA® GeForce RTX™ 4090 Interface PCI Express® Gen 4 Core Clocks Extreme Performance: 2565 MHz (MSI Center) Boost: 2550 MHz CUDA® CORES 16384 Units Memory Speed 21 Gbps Memory 24GB GDDR6X Memory Bus 384-bit Output DisplayPort x 3 (v1.4a) HDMI™ x 1 (Supports 4K@120Hz HDR, 8K@60Hz HDR, and Variable Refresh Rate as specified in HDMI™ 2.1a) HDCP Support Y Power consumption 450W Power connectors 16pin x 1 Recommended PSU 850W Card Dimension (mm) 322 x 136 x 62mm Weight (Card / Package) 1675g / 2306g DirectX Version Support 12 Ultimate OpenGL Version Support 4.6 NVLink Support N/A Maximum Displays 4 G-SYNC® technology Y Digital Maximum Resolution 7680 x 4320