Hardware Spec Index

Zephyra MB-7903 XT B550 ATX Wi-Fi 6E Motherboard

Motherboards · Zephyra · SKU MB7903-XT · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index4,120 (Motherboards scale)
Category rank#963
Street price$319
Power39 W
Performance per dollar12.92
Released2021

Specifications

BrandZephyra
ModelZephyra MB-7903 XT
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
VRM19+2+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
Orbita MB-9224 Pro X670E E-ATX Wi-Fi 6E Motherboard5,410$519Compare
Zephyra MB-8890 Pro Z890 Micro-ATX Wi-Fi 7 Motherboard4,637$379Compare
Orbita MB-5721 SE B650 Micro-ATX Wi-Fi 6E Motherboard3,226$169Compare
Kyndral MB-5468 Pro X670E Micro-ATX Wi-Fi 6E Motherboard5,900$639Compare
Orbita MB-2680 Ti X570 Mini-ITX Wi-Fi 6 Motherboard3,990$329Compare
Halcyra MB-3154 Core H810 E-ATX Motherboard2,432$109Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Zephyra MB-7903 XT B550 ATX Wi-Fi 6E Motherboard”, https://vextor7.com/item/48414824 (accessed 2026-10-20).