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Package contents
Check your motherboard package for the following items.
Motherboard
Cables
Miscellaneous
Application DVD
Documentation
If any of the above items is damaged or missing, contact your retailer.
PRIME B550M-A AC specifications summary
CPU
Chipset
Memory
Graphics
Expansion Slots
Storage
vi
1 x PRIME B550M-A AC motherboard
2 x SATA 6Gb/s cables
1 x I/O Shield
1 x M.2 SSD screw package
1 x ASUS 1x1 dual band Wi-Fi moving antenna
1 x Support DVD
1 x User manual
AMD Socket AM4 for 3
rd
with Radeon™ Graphics Processors*
*
Refer to www.asus.com for CPU support list.
AMD B550 Chipset
4 x DIMM, Max. 128GB, DDR4 4800(O.C.)/4600(O.C.)/4466(O.C.)/
4400(O.C.)/4266(O.C.)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3733(O.C.)/
3600(O.C.)/3466(O.C.)/3333(O.C.)3200/3000/2800/2666/2400/2133
MHz, Un-buffered Memory*
Dual Channel Memory Architecture
* ECC memory(ECC mode) support varies by CPU.
*Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).
1 x D-Sub
1 x DVI-D
1 x HDMI
2.1(4K@60HZ)
TM
3
Gen AMD Ryzen™ Processors
rd
1 x PCIe 4.0 x16 slot (supports x16 mode)
3
Gen AMD Ryzen™ with Radeon™ Graphics Processors
rd
1 x PCIe 3.0 x16 slot (supports x16 mode)
AMD B550 Chipset
2 x PCIe 3.0 x1 slots
Total supports 2 x M.2 slots and 4 x SATA 6Gb/s ports
3
Gen AMD Ryzen™ Processors
rd
M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 &
SATA modes)
3
Gen AMD Ryzen™ with Radeon™ Graphics Processors
rd
M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 &
SATA modes)
AMD B550 Chipset
M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA
modes)
4 x SATA 6Gb/s ports
Supports Raid 0, 1, 10
(continued on the next page)
Gen AMD Ryzen™ and 3
Gen AMD Ryzen™
rd
- Quick Links:
- Motherboard Overview
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