Graphics Processing GeForce RTX™ 4090 Core Clock 2550 MHz (Reference Card: 2520 MHz) CUDA® Cores 16384 Memory Clock 21 Gbps Memory Size 24GB Memory Type GDDR6X Memory Bus 384 bit Card Bus PCI-E 4.0 Digital max resolution 7680x4320 Multi-view 4 Card size L=358.5 W=162.8 H=75.1 mm PCB Form ATX DirectX 12 Ultimate OpenGL 4.6 Recommended PSU 1000W Power Connectors 16 pin * 1 Output DisplayPort 1.4 *3 / HDMI 2.1 *1