Asrock B550M Phantom Gaming 4, AM4, AMD B550, micro ATX,90-MXBE90-A0UAYZ

shape factor
µATX
chipset
AMD B550
CPU-Compatibility
Ryzen 5000, Ryzen 4000G, Ryzen 3000, without TDP limitation (Manufacturer-list)
VRM
6 real phases (4+2), 10 virtual phases (8+2), PWM-Controller: uP9505S (max. 6 phases)
MOSFETs CPU
8x 50A SiC654
MOSFETs SoC
2x 50A SiC654
RAM
4x DDR4 DIMM, dual PC4-37866U/?DDR4-4733 (OC), max. 128GB (UDIMM)
Extension slots
1x PCIe 4.0 x16, 1x PCIe 3.0 x16 (x4), 1x PCIe 3.0 x1, 1x M.2/?M-Key (PCIe 4.0 x4, 2280), 1x M.2/?M-Key (PCIe 3.0 x2/?SATA, 2280)
external connectors
1x HDMI 2.1 (iGPU), 1x DisplayPort 1.4 (iGPU), 4x USB-A 3.0, 2x USB-A 2.0, 1x Gb LAN (Realtek RTL8111H), 3x jack, 1x PS/?2 Combo
Internal connectors
2x USB 3.0 Header (4x USB 3.0), 2x USB 2.0 header (4x USB 2.0), 4x SATA 6Gb/s (B550), 1x TPM-Header, 1x Speaker-Header
Header Cooling
1x CPU fan 4-Pin, 3x fan/?pump 4-Pin
Header Lighting
2x 4-Pin RGB (+12V/?G/?R/?B, max. 3A), 2x 3-Pin ARGB (+5V/?DATA/?GND, max. 3A)
buttons/Switches
not available
Audio
7.1 (Realtek ALC887/?ALC987)
onboard-Graphics
iGPU
Wireless
not available
RAID level
0/?1/?10 (B550)
Multi-GPU
AMD 2-Way-CrossFireX (x16/?x4)
Power connections
1x 24-Pin ATX, 1x 8-Pin EPS12V
Lighting
not available
BIOS
1x 32MB (256Mb)
Special features
audio+solid capacitors, ECC-support