Hardware Spec Index

Zephyra MB-9986 Plus B550 Micro-ATX Motherboard

Motherboards · Zephyra · SKU MB9986-PLUS · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index1,877 (Motherboards scale)
Category rank#41,168
Street price$89
Power19 W
Performance per dollar21.09
Released2021

Specifications

BrandZephyra
ModelZephyra MB-9986 Plus
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 slots3 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet2.5GbE
WirelessNone
OverclockingCPU + memory
VRM11+1+1 phases, 50 A stages
BIOSUEFI

Related guides

PCIe Lanes ExplainedM.2 SSD Sizes and KeysAMD AM5 Chipsets ComparedIntel 800 Series ChipsetsAMD AM5 SocketIntel LGA1851 Socket

Similar Motherboards

ModelBenchmarkPriceCompare
Orbita MB-9405 Pro X570 ATX Motherboard2,162$89Compare
Zephyra MB-7461 Prime A620 ATX Motherboard2,257$89Compare
Orbita MB-6399 Pro X570 E-ATX Wi-Fi 6 Motherboard4,681$479Compare
Orbita MB-4448 Ti X570 Mini-ITX Motherboard2,166$99Compare
Kyndral MB-3959 Ultra X870 ATX Wi-Fi 7 Motherboard5,277$639Compare
Novexa MB-1456 Core X670E ATX Wi-Fi 6E Motherboard5,300$589Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Zephyra MB-9986 Plus B550 Micro-ATX Motherboard”, https://vextor7.com/item/9815469 (accessed 2026-10-21).