Hardware Spec Index

Zephyra MB-3881 Prime B550 ATX Wi-Fi 6E Motherboard

Motherboards · Zephyra · SKU MB3881-PRIME · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index3,551 (Motherboards scale)
Category rank#15,284
Street price$299
Power35 W
Performance per dollar11.88
Released2022

Specifications

BrandZephyra
ModelZephyra MB-3881 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 slots2 total
Rear USB-C1× USB 3.2 Gen 2x2 20Gbps (Type-C)
Ethernet2.5GbE
WirelessWi-Fi 6E (802.11ax, 6 GHz) + Bluetooth 5.3
OverclockingCPU + memory
VRM17+2+1 phases, 90 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
Kyndral MB-1198 XT X570 Micro-ATX Wi-Fi 6E Motherboard4,959$559Compare
Zephyra MB-7684 Core B650 Mini-ITX Wi-Fi 7 Motherboard4,312$369Compare
Halcyra MB-2255 Pro B550 Mini-ITX Wi-Fi 6 Motherboard2,684$159Compare
Novexa MB-2383 Core B550 ATX Wi-Fi 6E Motherboard3,793$269Compare
Novexa MB-8294 SE X670E ATX Wi-Fi 7 Motherboard5,257$579Compare
Zephyra MB-5518 Pro X570 ATX Wi-Fi 6 Motherboard3,277$209Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Zephyra MB-3881 Prime B550 ATX Wi-Fi 6E Motherboard”, https://vextor7.com/item/4363335 (accessed 2026-10-23).