Hardware Spec Index

Zephyra MB-8574 Prime B550 ATX Motherboard

Motherboards · Zephyra · SKU MB8574-PRIME · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index2,482 (Motherboards scale)
Category rank#21,725
Street price$119
Power23 W
Performance per dollar20.86
Released2021

Specifications

BrandZephyra
ModelZephyra MB-8574 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 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
Kyndral MB-7305 Prime B650 ATX Wi-Fi 6E Motherboard4,090$339Compare
Kyndral MB-6033 Plus B650 Mini-ITX Wi-Fi 6E Motherboard3,435$249Compare
Halcyra MB-8276 Core B650 Micro-ATX Wi-Fi 6E Motherboard3,196$179Compare
Kyndral MB-3821 Plus X570 E-ATX Wi-Fi 6 Motherboard4,434$399Compare
Zephyra MB-8262 XT Z790 E-ATX Wi-Fi 6E Motherboard4,526$369Compare
Zephyra MB-3801 Plus B650 ATX Motherboard2,668$139Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Zephyra MB-8574 Prime B550 ATX Motherboard”, https://vextor7.com/item/7442009 (accessed 2026-10-22).