Asrock B450 steel legend motherboard technical specs
| Product Name | Asrock B450 Steel legend |
| Model Number | B450 STEEL LEGEND |
| Unique Feature | ASRock USB 3.1 Gen2 ASRock USB 3.1 Gen2 Type-A Port (10 Gb/s) ASRock USB 3.1 Gen2 Type-C Port (10 Gb/s) ASRock Super Alloy XXL Aluminum Alloy Heatsink Premium 60A Power Choke Nichicon 12K Black Caps (100% Japan made high quality conductive polymer capacitors) I/O Armor Sapphire Black PCB High Density Glass Fabric PCB 2oz Copper PCB ASRock Steel Slot ASRock Full Coverage M.2 Heatsink ASRock Ultra M.2 (PCIe Gen3 x4) ASRock Ultra USB Power ASRock Full Spike Protection (for all USB, Audio, LAN Ports) ASRock Live Update & APP Shop |
| CPU | Supports AMD AM4 Socket Ryzen™ 2000, 3000, 4000 G-Series, 5000 and 5000 G-Series Desktop Processors Digi Power design 6 Power Phase design |
| Chipset | AMD Promontory B450 |
| Memory | Dual Channel DDR4 Memory Technology 4 x DDR4 DIMM Slots AMD Ryzen series CPUs (Vermeer) supports: DDR4 3200 / 2933 / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered memory* AMD Ryzen series CPUs (Matisse) supports: DDR4 3200 / 2933 / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered memory* AMD Ryzen series APUs (Cezanne) supports: DDR4 3200 / 2933 / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered memory* AMD Ryzen series APUs (Renoir) supports: DDR4 3200 / 2933 / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered memory* AMD Ryzen ser. (Pinnacle Ridge) supports: DDR4 3533+(OC) / 3200(OC) / 2933(OC) / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered memory* AMD Ryzen series CPUs (Picasso) supports: DDR4 2933 / 2667 / 2400 / 2133 non-ECC, un-buffered memory* AMD Ryzen series (Summit Ridge) supports: DDR4 3466+(OC) / 3200(OC) / 2933(OC) / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered memory* AMD Ryzen series (Raven Ridge) supports: DDR4 3466+(OC) / 3200(OC) / 2933 / 2667 / 2400 / 2133 non-ECC, un-buffered memory* Max. capacity of system memory: 128GB** Supports Extreme Memory Profile (XMP) *For Ryzen Series APUs (Picasso, Cezanne, **Due to the operating system limitation, |
| BIOS | 128Mb AMI UEFI Legal BIOS with multilingual GUI support Supports “Plug and Play” ACPI 5.1 compliance wake up events Supports jumperfree SMBIOS 2.3 support DRAM Voltage multi-adjustment |
| Graphics | Integrated AMD Radeon™ Vega Series Graphics in Ryzen Series APU* DirectX 12, Pixel Shader 5.0 Shared memory default 2GB. Max Shared memory supports up to 16GB.** Dual graphics output: Support HDMI and DisplayPort 1.2 ports by independent display controllers Supports HDMI 1.4 max: up to 4K x 2K (4096×2160) @ 24Hz (3840×2160) @ 30Hz Supports DisplayPort 1.2 max: up to 4K x 2K (4096×2160) @ 60Hz Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI 1.4 Port (Compliant HDMI monitor is required) Supports HDCP 1.4 with HDMI 1.4 and DisplayPort 1.2 Ports Supports 4K Ultra HD (UHD) playback with HDMI 1.4 and DisplayPort 1.2 Ports *Actual support may vary by CPU **The Max shared memory 16GB |
| Audio | 7.1 CH HD Audio with Content Protection (Realtek ALC892/897 Audio Codec) Supports Surge Protection PCB Isolate Shielding Individual PCB Layers for R/L Audio Channel Gold Audio Jacks |
| LAN | PCIE x1 Gigabit LAN 10/100/1000 Mb/s Realtek RTL8111H Supports Wake-On-LAN Supports Lightning/ESD Protection Supports Energy Efficient Ethernet 802.3az Supports PXE |
| Slots | AMD Ryzen series CPUs (Vermeer, Matisse, Cezanne, Renoir, Summit Ridge and Pinnacle Ridge): 2 x PCI Express 3.0 x16 Slots (PCIE1: x16 mode; PCIE4: x4 mode)* AMD Ryzen series CPUs (Picasso, Raven Ridge): 2 x PCI Express 3.0 x16 Slots (PCIE1: x8 mode; PCIE4: x4 mode) (If you use Athlon 2xxGE series APU, PCIE1 slot will run at x4 mode.) AMD Athlon series CPUs: 2 x PCI Express 3.0 x16 Slots (PCIE1: x4 mode; PCIE4: x2 mode)* 4 x PCI Express 2.0 x1 Slots *Supports NVMe SSD as boot disks **This feature is only supported with |
| Storage | 4 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1 and RAID 10), NCQ, AHCI and Hot Plug* 2 x SATA3 6.0 Gb/s Connectors by ASMedia ASM1061, support NCQ, AHCI and Hot Plug 1 x Ultra M.2 Socket (M2_1), supports M Key type 2230/2242/2260/2280 M.2 PCI Express module up to Gen3 x4 (32 Gb/s) (with Vermeer, Matisse, Cezanne, Renoir, Picasso, Summit Ridge, Raven Ridge and Pinnacle Ridge) or Gen3 x2 (16 Gb/s) (with Athlon series APU and Raven Ridge 2)** 1 x M.2 Socket (M2_2), supports M Key type 2230/2242/2260/2280/22110 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x2 (16 Gb/s)** *M2_2, SATA3_3 and SATA3_4 share lanes. **If M2_1 is occupied, PCIE4 will be disabled. |
| Connector | 1 x COM Port Header 1 x TPM Header 1 x Power LED and Speaker Header 1 x RGB LED Header* 1 x Addressable LED Header** 1 x AMD Fan LED Header*** 1 x CPU Fan Connector (4-pin)**** 1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)***** 3 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan Speed Control)****** 1 x 24 pin ATX Power Connector 1 x 8 pin 12V Power Connector 1 x Front Panel Audio Connector 2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection) 1 x USB 3.1 Gen1 Header (Supports 2 USB 3.1 Gen1 ports) (Supports ESD Protection) *Supports in total up to 12V/3A, **Supports in total up to 5V/3A, ***The AMD Fan LED Header supports ****The CPU Fan Connector supports the *****The CPU/Water Pump Fan supports ******The Chassis/Water Pump Fan |
| Rear Panel I/O | 1 x PS/2 Mouse/Keyboard Port 1 x HDMI Port 1 x DisplayPort 1.2 1 x Optical SPDIF Out Port 2 x USB 2.0 Ports (Supports ESD Protection) 1 x USB 3.1 Gen2 Type-A Port (10 Gb/s) (Supports ESD Protection) 1 x USB 3.1 Gen2 Type-C Port (10 Gb/s) (Supports ESD Protection) 4 x USB 3.1 Gen1 Ports (Supports ESD Protection)* 1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED) HD Audio Jacks: Rear Speaker Central Bass Line in Front Speaker Microphone (Gold Audio Jacks) *Ultra USB Power is supported on |
| Software and UEFI | Software ASRock Motherboard Utility (A-Tuning) ASRock Polychrome SYNC ASRock XFast LAN UEFI ASRock Full HD UEFI ASRock Instant Flash ASRock Easy RAID Installer *These utilities can be downloaded from |
| Support CD | Drivers Utilities AntiVirus Software (Trial Version) Google Chrome Browser and Toolbar |
| Accessories | Quick Installation Guide Support CD I/O Shield 2 x SATA Data Cables 2 x Screws for M.2 Sockets 1 x Standoff for M.2 Socket |
| Hardware Monitor | Temperature Sensing: CPU, MB Fan Tachometer: CPU, CPU/Water Pump Chassis/Water Pump Fans Quiet Fan (Auto adjust chassis fan speed by CPU temperature): CPU, CPU/Water Pump Chassis/Water Pump Fans Fan Multi-Speed Control: CPU, CPU/Water Pump Chassis/Water Pump Fans Voltage monitoring: +12V, +5V, +3.3V, Vcore |
| Form Factor | ATX Form Factor: 12.0-in x 9.6-in (30.5 cm x 24.4 cm) |
| OS | Microsoft® Windows® 10 64-bit / 11 64-bit* *Summit Ridge do not officially |
| Certifications | FCC, CE ErP/EuP ready (ErP/EuP ready power supply is required) |
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