

ASRock B450M Steel Legend Motherboard
Powered by AMD B450 chipset, this motherboard flawlessly supports up to 3nd generation AMD Ryzen processors of up to 16 cores. This micro ATX board looks great, featuring a camouflage-themed PCB and aggressive-looking heatsinks. Its onboard LED lighting features full spectrum of RGB colors with various effects, and can synchronize with other devices that support ASRock Polychrome. With a micro ATX form factor, this B450M Steel Legend has quad DIMM slots supporting DDR4 3533+ (OC), two PCI-E x16 slots ready for AMD Quad CrossFireX, two M.2 slots, and two USB 3.1 Gen2 ports (rear Type-A + Type-C), so you have all the essentials needed to build your new powerhouse. Moreover, this board is constructed to be tough with Super Alloy components, Full Spike Protection, and a PCI-E x16 slot covered by steel plate for better strength and less EMI.
If you're looking for a solid, budget-friendly yet feature-rich foundation for your dream system, look no further than ASRock B450M Steel Legend.
- AMD 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)
- 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


Steel Legend represents the philosophical state of rock-solid durability and irresistible aesthetics. Built around most demanding specs and features, the Steel Legend series aims at daily users and mainstream enthusiasts! Providing a strong array of materials/components to ensure a stable and reliable performance. A motherboard that fulfills every task—with style!

ASRock motherboards deliver stunning performance and superior aesthetics to rule your own colorful lighting way! ASRock offers a very comprehensive control to perform the built-in RGB LEDs or the connected LED strips, CPU fans, coolers, chassis and any RGB devices smoothly. Devices can be synchronized across the Polychrome RGB Sync-certified accessories as well.
* The addressable RGB LED header supports WS2812B addressable RGB LED strip (5V/Data/GND), with a maximum power rating of 3A (5V), a max of 80 LEDs and length within 2 meters.
* The RGB LED header supports standard 5050 RGB LED strip (12V/G/R/B), with a maximum power rating of 3A (12V) and length within 2 meters.


Two of the world’s fastest M.2 slots. One delivers up to PCIe Gen3 x4 32Gb/s transfer speed, the other one supports SATA3 6Gb/s mode.
* Please refer to the product specification page for more detail.

This motherboard has a pair of onboard Type-A and Type-C USB 3.1 Gen2 ports built on the rear I/O for supporting next generation USB 3.1 Gen2 devices and to deliver up to 10 Gbps data transfer rates.


It comes with 2 ounces copper inner layers, using only carefully selected copper materials for PCB layers, delivering lower temperature and higher energy efficiency for overclocking.

ASRock’s premium 60A power chokes effectively make the saturation current up to three times better, thus providing enhanced and improved Vcore voltage to the motherboard.
