Hardware Spec Index

Zephyra MB-9857 Core B550 Mini-ITX Wi-Fi 6E Motherboard

Motherboards · Zephyra · SKU MB9857-CORE · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index3,828 (Motherboards scale)
Category rank#12,050
Street price$299
Power35 W
Performance per dollar12.80
Released2021

Specifications

BrandZephyra
ModelZephyra MB-9857 Core
SocketAM4
ChipsetB550
Form factorMini-ITX
Memory2× DDR4 DIMM, up to 64 GB
Max memory speedDDR4-4800+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots2 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
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
Zephyra MB-1519 Plus Z790 E-ATX Wi-Fi 6E Motherboard4,847$509Compare
Kyndral MB-5263 Max B760 ATX Wi-Fi 6E Motherboard3,207$179Compare
Novexa MB-4253 Max B650 E-ATX Wi-Fi 7 Motherboard3,747$289Compare
Kyndral MB-7256 SE H610 ATX DDR4 Motherboard2,104$89Compare
Halcyra MB-5444 Core X570 ATX Wi-Fi 6 Motherboard3,915$279Compare
Orbita MB-8711 Prime B550 ATX Wi-Fi 6 Motherboard4,195$409Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Zephyra MB-9857 Core B550 Mini-ITX Wi-Fi 6E Motherboard”, https://vextor7.com/item/21364993 (accessed 2026-10-20).