Asrock AM4 B450 GAMING K4 - AMD AM4 Socket | Supports DDR4 3200+ (OC) | 2x PCIe 3.0 x16 | 4x PCIe 2.0 x1 | AMD Quad CrossFireX™ | Graphics Output: DisplayPort | HDMI | D-Sub | Supports Triple Monitor | 7.1 CH HD Audio (Realtek ALC892 Audio Codec) | Supports Creative Sound Blaster™ Cinema 5 | 6x SATA3 | 1x Ultra M.2 (PCIe Gen3 x4) | 1x M.2 (PCIe Gen3 x2 & SATA3) | 2x USB 3.1 Gen2 (Rear Type-A+C) | 6x USB 3.1 Gen1 (2 Front, 4 Rear) | Realtek Gigabit LAN

Asrock B450 PRO4 - AMD AM4 Socket | ATX | RAM Slots: 4 | Max RAM: 64 GB | SLI/CrossFire Capable | SATA 6Gb/s Ports: 6 | M.2 Slots: 2 | Memory Slots: 4 | Memory Type DDR4 | Memory Speed: DDR4-2133 DDR4-2400, DDR4-2666, DDR4-2933, DDR4-3200 | PCI-E x16 Slots: 2 | PCI-E x1 Slots: 4 | Onboard USB3.0 Headers: Yes | RAID Support: Yes | Onboard Ethernet: 1 x 1000 Mbit/s

Asrock AM4 B450 STEEL LEGEND - AMD AM4 Socket Supports DDR4 3533+ (OC) 2 PCIe 3.0 x16, 4 PCIe 2.0 x1 AMD Quad CrossFireX™ Graphics Output: DisplayPort, HDMI 7.1 CH HD Audio (Realtek ALC892 Audio Codec), Nichicon Fine Gold Series Audio Caps 6 SATA3, 1 Ultra M.2 (PCIe Gen3 x4), 1 M.2 (PCIe Gen3 x2 & SATA3) 2 USB 3.1 Gen2 (Rear Type-A+C) 6 USB 3.1 Gen1 (2 Front, 4 Rear) Realtek Gigabit LAN

Asrock AM4 B450M PRO4-F - Supports DDR4 3200+ (OC) | 1 PCIe 3.0 x16, 1 PCIe 2.0 x16, 1 PCIe 2.0 x1 | AMD Quad CrossFireX™ | Graphics Output: HDMI, DVI-D, D-Sub | 7.1 CH HD Audio (Realtek ALC892 Audio Codec), ELNA Audio Caps | 4 SATA3, 1 Ultra M.2 (PCIe Gen3 x4)*, 1 M.2 (SATA3) 7 x USB 3.1 Gen1 ( 1 x Type-C, 2 Front, 4 Rear) | Realtek Gigabit LAN | ASRock Polychrome SYNC

AMD B450M Steel Legend - AM4 Socket | Supports DDR4 3533+ (OC) | 1 PCIe 3.0 x16, 1 PCIe 2.0 x16, 1 PCIe 2.0 x1 | AMD Quad CrossFireX™ | Graphics Output: DisplayPort, HDMI | 7.1 CH HD Audio (Realtek ALC892 Audio Codec), Nichicon Fine Gold Series Audio Caps | 4 SATA3, 1 Ultra M.2 (PCIe Gen3 x4), 1 M.2 (SATA3) | 2 USB 3.1 Gen2 (Rear Type-A+C) | 6 USB 3.1 Gen1 (2 Front, 4 Rear) | Realtek Gigabit LAN

Asrock AMD AM4 B450M-HDV R4.0 - 2 DIMMs, Supports DDR4 3200+(OC)* | 1 PCIe 3.0 x16, 1 PCIe 2.0 x1 | Graphics Output : HDMI, DVI-D, D-Sub | 7.1 CH HD Audio (Realtek ALC887 Audio Codec), ELNA Audio Caps | 4 SATA3, 1 Ultra M.2 (PCIe Gen3 x4 & SATA3)* 6 USB 3.1 Gen1 (2 Front, 4 Rear) | Realtek Gigabit LAN