Hardware Spec Index

Zephyra MB-2403 Pro B550 ATX Motherboard

Motherboards · Zephyra · SKU MB2403-PRO · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index2,328 (Motherboards scale)
Category rank#20,836
Street price$89
Power22 W
Performance per dollar26.16
Released2021

Specifications

BrandZephyra
ModelZephyra MB-2403 Pro
SocketAM4
ChipsetB550
Form factorATX
Memory4× DDR4 DIMM, up to 128 GB
Max memory speedDDR4-4800+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots5 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet2.5GbE
WirelessNone
OverclockingCPU + memory
VRM13+1+1 phases, 70 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
Zephyra MB-8755 Max X570 Micro-ATX Wi-Fi 6 Motherboard4,030$309Compare
Orbita MB-5732 Core B860 E-ATX Wi-Fi 6E Motherboard3,242$199Compare
Novexa MB-8312 Plus B760 Micro-ATX Wi-Fi 6E Motherboard3,087$169Compare
Orbita MB-7798 XT X570 E-ATX Wi-Fi 6E Motherboard4,358$359Compare
Zephyra MB-1331 Pro H610 Micro-ATX DDR4 Motherboard1,899$79Compare
Zephyra MB-9950 SE B550 Micro-ATX Motherboard2,607$129Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Zephyra MB-2403 Pro B550 ATX Motherboard”, https://vextor7.com/item/90140915 (accessed 2026-10-24).