Hardware Spec Index

Zephyra MB-8476 Prime B550 Micro-ATX Wi-Fi 6E Motherboard

Motherboards · Zephyra · SKU MB8476-PRIME · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index3,274 (Motherboards scale)
Category rank#46,238
Street price$209
Power31 W
Performance per dollar15.67
Released2021

Specifications

BrandZephyra
ModelZephyra MB-8476 Prime
SocketAM4
ChipsetB550
Form factorMicro-ATX
Memory4× DDR4 DIMM, up to 128 GB
Max memory speedDDR4-4800+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots4 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
VRM16+1+1 phases, 70 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
Halcyra MB-5050 XT X870E Mini-ITX Wi-Fi 7 Motherboard4,557$449Compare
Orbita MB-1311 Ti B650 Micro-ATX Wi-Fi 6E Motherboard2,957$199Compare
Novexa MB-6651 Prime B650 ATX Wi-Fi 7 Motherboard3,506$289Compare
Halcyra MB-6716 Ti B760 ATX DDR4 Motherboard2,775$129Compare
Novexa MB-4156 SE B550 ATX Wi-Fi 6E Motherboard3,361$219Compare
Zephyra MB-1603 SE B550 ATX Wi-Fi 6E Motherboard4,267$409Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Zephyra MB-8476 Prime B550 Micro-ATX Wi-Fi 6E Motherboard”, https://vextor7.com/item/20001017 (accessed 2026-10-20).