Specifications of Graphics Cards Engine Clock Extreme Graphics Engine GeForce RTX 4070 Bus Standard PCI-E 4.0 OpenGL 4.6 Video Memory GDDR6X 12GB Performance: MSI Center, 2520 MHz Boost: CUDA Core 5888 at 2505 MHz Clock of Memory DisplayPort x 3 (v1.4a) Interface 192-bit 21 Gbps Memory Interface HDMI™ x 1 (compatible with HDMI™ 2.1a's variable refresh rate and 4K@120Hz HDR and 8K@60Hz HDR) Suggested PSU 650 W Power Connectors: 1 x 8pin