Technical Details:Format:ATX (305 x 244 mm)Chipset:AMD B450Socket:AM4 (for 1st, 2nd & 3rd Generation RyzenRAM:4x DDR4 (max. 2.933 MHz, 3.466 via OC)Dual-Channelmax. 64 GBSlots (with a Ryzen CPU):1x PCIe 3.0 x161x PCIe 2.0 x16 (electrical x4)Multi-GPU Configurations: 2-way AMD CrossFire3x PCIe 2.0 x1Internal Connections:6x SATA 6G (RAID 0, 1, 10)1x M.2 (M-Key, PCIe 3.0 x4 with max. 32 Gbit/s, sizes 2242 up to 22110)1x USB 3.0 Header (2 Ports)2x USB 2.0 Header (4 Ports)5x 4-Pin Fans(PWM)1x 4-Pin Pump Connection1x Front Panel Audio Connector2x 4-Pin RGB-Header (12V, JRGB)1x TPM ConnectorExternal Connections:2x USB 3.1 (1x Type A and Type C)2x USB 3.02x USB 2.01x Gigabit LAN (Realtek)1x DVI-D1x HDMI1x Flash BIOS Button6x Audio (HD Audio, 7.1 Sound)Power Supply:1x 24-Pin ATX12V1x 8-Pin ATX12V