Hardware Spec Index

Orbita MB-4751 Ultra B550 ATX Wi-Fi 6E Motherboard

Motherboards · Orbita · SKU MB4751-ULTRA · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index3,199 (Motherboards scale)
Category rank#34,689
Street price$199
Power32 W
Performance per dollar16.08
Released2022

Specifications

BrandOrbita
ModelOrbita MB-4751 Ultra
SocketAM4
ChipsetB550
Form factorATX
Memory2× DDR4 DIMM, up to 64 GB
Max memory speedDDR4-4800+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots3 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
VRM16+1+1 phases, 80 A stages
BIOSDual UEFI, BIOS flashback button

Related guides

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Cite this page: Hardware Spec Index, “Orbita MB-4751 Ultra B550 ATX Wi-Fi 6E Motherboard”, https://vextor7.com/item/95968953 (accessed 2026-10-20).