ATX board with AMD AM4 socket, dual‑channel DDR4 up to 64 GB, two PCIe 3.0 x16 slots, six SATA III ports, one M.2 NVMe slot, HDMI and DisplayPort outputs, Realtek ALC892 7.1 audio, RGB LED header, Gigabit LAN, USB 3.1 Gen 2 Type‑C, and solid power delivery for reliable performance.
| Brand | ASRock |
| EAN | 4717677338065 |
| ASIN | B07MV7LR1B |
| Model | B450 Steel Legend |
| MPN | B450 Steel Legend |
| SKU | B450 STEEL LEGEND |
| 64-bit Support | Yes |
| Addressable RGB | Yes |
| AMD CrossFire Support | 2-Way CrossFire |
| Audio | Realtek ALC892 7.1 HD Audio |
| Audio line in ports | 1 x 3.5mm Jack |
| Audio Line Out Ports | 3 x 3.5mm Jack |
| Bluetooth | No |
| Board dimensions | 305 x 244 mm |
| Chipset | AMD B450 |
| Chipset manufacturer | AMD |
| Cooling fan support | 1 x CPU Fan1 x CPU/Water Pump Fan3 x Chassis/Water Pump Fans1 x AMD Fan |
| CPU Socket | Socket AM4 |
| Dimensions | 23 x 39 x 40cm (W x H x D) |
| Displayport connection | Yes |
| DisplayPorts | 1 x DisplayPort 1.2 |
| DVI connection | No |
| Firewire | No |
| Form factor | ATX Motherboard |
| Front panel connectors | 1 x Front Panel1 x Front Audio |
| HDMI connection | Yes |
| HDMI Port | 1 x HDMI |
| Integrated Graphics Supported | Yes |
| Integrated Network | Realtek RTL8111H |
| Integrated Sound | Realtek ALC892 |
| Internal USB 3.0 Header | Yes |
| Keyboard/mouse combo port | 1 x PS/2 |
| Length | 244 mm |
| M.2 Support | Yes |
| Maximum Installed Processors | 0 (1) |
| Maximum memory capacity | 64GB (4x16GB) |
| Maximum RAM | 64 GB |
| Memory Bus Speed | Up to 3533 MHz |
| Memory channel | Dual |
| Memory speed | DDR4 - 2133 DDR4 - 2400 DDR4 - 2666 DDR4 - 2933 DDR4 - 3200(OC) DDR4 - 3466(OC) DDR4 - 3533+(OC) |
| Memory Type ECC | ECC/Non-ECC |
| Memory Type R/U | UDIMM (Unbuffered) |
| Motherboard form factor | ATX |
| Motherboard Power Connectors | 8-Pin |
| Multi GPU Support | ATi CrossFire |
| Network Chip | 1 x Realtek RTL8111H (Gigabit LAN) |
| Network Interface Type | Wired Gigabit LAN (10/100/1000) |
| Number of PCI Express Slots | 2 x PCI Express 3.0 x16 slots (@ x16/x4, x8/x4 or x4/x4)4 x PCI Express 2.0 x1 |
| Number of SATA Ports | 6 port(s) |
| NVIDIA SLI Support | Not Supported |
| On-board Audio Type | 7.1 |
| On-Board Graphics Connectors | DisplayPort 1.2 HDMI 1.4 |
| On-board RGB Control | ASRock RGB LED |
| Power connector port | 1 x 20+4-pin ATX1 x 4+4-pin EPS |
| Primary GPU Interface | PCIe 3.0 (x16) |
| QPI Speed | N/A |
| RAID Format | RAID 0, 1, 10 |
| Raid supported | Yes |
| Refresh rate | 60Hz 2Ms Response Time |
| RGB Header Type | 3-Pin ARGB |
| RJ-45 ports | 1 x RJ-45 |
| SATA III Support | Yes |
| SATA Support | SATA3 / M.2 |
| SATA Supported | Yes |
| Skip audio test | No |
| Thunderbolt | No |
| USB 3.0 Support | Yes |
| USB 3.1 Support | Yes |
| USB Connectors | 1 x USB 3.02 x USB 2.0 |
| VGA connection | No |
| Water Cooled | No |
| Width | 305 mm |
| Wireless LAN | No |
| Wireless Network | No |