ASUS Prime B550-Plus, AMD B550, AM4, 90MB14U0-M0EAY0

Shape factor ATX
Socket AMD AM4
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: ASP1106 (RT8877C, max. 6 real phases)
MOSFETs CPU 8x 58A SiRA14DP/SiRA12
MOSFETs SoC 2x 58A SiRA14DP/SiRA12
RAM 4x DDR4 DIMM, dual PC4-38400U/DDR4-4800 (OC), max. 128GB (UDIMM)
Extension slots 1x PCIe 4.0 x16, 1x PCIe 3.0 x16 (x4), 3x PCIe 3.0 x1, 1x M.2/M-Key (PCIe 4.0 x4/SATA, 22110/2280/2260/2242), 1x M.2/M-Key (PCIe 3.0 x4/SATA, 22110/2280/2260/2242)
external connectors 1x HDMI 2.1 (iGPU), 1x DisplayPort 1.2 (iGPU), 1x USB-C 3.1 (10Gb/s, B550), 1x USB-A 3.1 (10Gb/s, B550), 4x USB-A 3.0 (5Gb/s), 2x USB-A 2.0 (480Mb/s), 1x Gb LAN (Realtek RTL8111H), 5x jack, 1x toslink
Internal connectors 1x USB 3.0 Header (5Gb/s, 2x USB 3.0), 2x USB 2.0 header (480Mb/s, 4x USB 2.0), 6x SATA 6Gb/s (B550), 1x serial, 1x TPM-Header, 1x Thunderbolt-Header 13-Pin, 1x COM Debug-Header
Header Cooling 2x CPU fan 4-Pin, 3x fan 4-Pin, 1x AIO-pump 4-Pin, 1x Thermal-sensor
Header Lighting 2x 4-Pin RGB (+12V/G/R/B, max. 3A), 1x 3-Pin ARGB (+5V/DATA/GND, max. 3A, ASUS Gen2)
buttons/Switches not available
Audio 7.1 (Realtek ALC887)
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 orange, 1 zone (Audio Trace Path)
BIOS 1x 32MB (256Mb)
Special features audio+solid capacitors, Diagnostic LED (LED indicators), ECC-support