Hardware Spec Index

Zephyra MB-9251 Prime B550 ATX Wi-Fi 6E Motherboard

Motherboards · Zephyra · SKU MB9251-PRIME · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index4,206 (Motherboards scale)
Category rank#40,489
Street price$319
Power38 W
Performance per dollar13.18
Released2021

Specifications

BrandZephyra
ModelZephyra MB-9251 Prime
SocketAM4
ChipsetB550
Form factorATX
Memory4× DDR4 DIMM, up to 128 GB
Max memory speedDDR4-4800+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots3 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet2.5GbE
WirelessWi-Fi 6E (802.11ax, 6 GHz) + Bluetooth 5.3
OverclockingCPU + memory
VRM18+2+1 phases, 80 A stages
BIOSDual UEFI, BIOS flashback button

Related guides

PCIe Lanes ExplainedM.2 SSD Sizes and KeysWi-Fi 6E ExplainedAMD AM5 Chipsets ComparedIntel 800 Series ChipsetsAMD AM5 Socket

Similar Motherboards

ModelBenchmarkPriceCompare
Orbita MB-4268 Core B550 Micro-ATX Wi-Fi 6 Motherboard3,199$189Compare
Novexa MB-7788 Ultra X570 ATX Wi-Fi 6 Motherboard3,692$309Compare
Orbita MB-5977 Plus X670E Micro-ATX Wi-Fi 6E Motherboard5,191$529Compare
Zephyra MB-4199 Core B650 Micro-ATX Wi-Fi 6E Motherboard4,207$329Compare
Zephyra MB-5369 SE X570 ATX Wi-Fi 6 Motherboard5,577$619Compare
Halcyra MB-4206 Ti B550 ATX Wi-Fi 6 Motherboard3,194$229Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Zephyra MB-9251 Prime B550 ATX Wi-Fi 6E Motherboard”, https://vextor7.com/item/4903897 (accessed 2026-10-20).