PRIME B550M-A, AM4, AMD B550, DDR4, Broj utora 4, 128 GB, Takt 2133 - 4866 MHz, PCIe 3.0 x16 1, PCIe x1 2, SATA3 4, RAID 0,1,10, 8-kanalni audio, D-sub 1, HDMI 1, DVI-D 1, RJ45 1, M.2 2, USB 3.2 6
Osnovne karakteristike:
Socket: AM4
CPU: AMD Ryzen 3, AMD Ryzen 5, AMD Ryzen 7, AMD Ryzen 9
Chipset (N): AMD B550
BUS[MHz]: 1000
Memorija: DDR4
Broj utora: 4
Max. memorije [GB]: 128
Takt memorije [MHz]: 2133, 2400, 2666, 2800, 2933, 3000, 3200, 3333, 3400, 3466, 3600, 3733, 3866, 4000, 4133

Utori:
AGP 4x/8x: n/a
PCI: n/a
PCIe 3.0 x16: 1
PCIe x16: n/a
PCIe x8: n/a
PCIe x4: n/a
PCIe x1: 2
PCI-X: n/a
PATA: n/a
SATA II: n/a
SATA3: 4

Ostale karakteristike:
RAID: 0, 1

Stražnji panel:
Audio: 8-kanalni audio
Mreža: 1x 10/100/1000 Ethernet
Parallel: n/a
Serial: n/a
PS/2 mouse: n/a
PS/2 keyboard: 1
D-sub: 1
DVI: 1
Display Port: n/a
HDMI: 1
RJ45: 1
USB 2.0: 0
USB 3.0: 0

Konektori:
S/PDIF Out: n/a
4-pin ATX 12V Power: n/a
8-pin ATX 12V Power: Y
20-pin ATX Power: n/a
24-pin ATX Power: Y
Front panel audio: Y
Chasis Intrusion: n/a
CD Audio In: n/a
Chasis Fan Power: 2
CPU Fan Power: 2
Format ploče: mATX
WLAN connector: n/a
Podrška za integrirani grafičk: Y
SATA Express: n/a
M.2: 2
U.2: n/a
USB 3.1: 0
USB 3.1: 1
USB 3.2: 6