Hardware Spec Index

Zephyra MB-2139 Plus B550 Micro-ATX Motherboard

Motherboards · Zephyra · SKU MB2139-PLUS · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index2,620 (Motherboards scale)
Category rank#297
Street price$139
Power26 W
Performance per dollar18.85
Released2020

Specifications

BrandZephyra
ModelZephyra MB-2139 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
VRM14+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-2781 SE H610 Micro-ATX Motherboard2,150$79Compare
Halcyra MB-3645 Max B650 Mini-ITX Motherboard2,762$129Compare
Novexa MB-6253 Ultra B760 Micro-ATX DDR4 Wi-Fi 7 Motherboard3,968$289Compare
Halcyra MB-2737 Pro B550 E-ATX Wi-Fi 6E Motherboard4,149$349Compare
Halcyra MB-6451 Prime Z790 E-ATX Wi-Fi 6E Motherboard5,900$619Compare
Novexa MB-1708 Ultra B760 Mini-ITX Wi-Fi 6E Motherboard3,174$229Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Zephyra MB-2139 Plus B550 Micro-ATX Motherboard”, https://vextor7.com/item/5859293 (accessed 2026-10-21).