Hardware Spec Index

Zephyra MB-3686 Ultra B550 ATX Wi-Fi 6E Motherboard

Motherboards · Zephyra · SKU MB3686-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index3,270 (Motherboards scale)
Category rank#36,787
Street price$199
Power30 W
Performance per dollar16.43
Released2021

Specifications

BrandZephyra
ModelZephyra MB-3686 Ultra
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
WirelessWi-Fi 6E (802.11ax, 6 GHz) + Bluetooth 5.3
OverclockingCPU + memory
VRM15+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
Novexa MB-6065 Plus X570 Micro-ATX Wi-Fi 6 Motherboard5,265$659Compare
Halcyra MB-8667 Plus H810 ATX Motherboard1,634$69Compare
Kyndral MB-2250 Prime B650E Micro-ATX Wi-Fi 7 Motherboard5,658$629Compare
Novexa MB-2735 Ultra X570 Mini-ITX Wi-Fi 6 Motherboard4,603$369Compare
Kyndral MB-6084 Core Z890 Mini-ITX Wi-Fi 7 Motherboard4,643$429Compare
Novexa MB-3946 Max B760 E-ATX DDR4 Wi-Fi 6E Motherboard3,692$229Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Zephyra MB-3686 Ultra B550 ATX Wi-Fi 6E Motherboard”, https://vextor7.com/item/1209072 (accessed 2026-10-24).