Hardware Spec Index

Orbita MB-2791 SE B550 ATX Motherboard

Motherboards · Orbita · SKU MB2791-SE · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index1,775 (Motherboards scale)
Category rank#9,384
Street price$79
Power17 W
Performance per dollar22.47
Released2021

Specifications

BrandOrbita
ModelOrbita MB-2791 SE
SocketAM4
ChipsetB550
Form factorATX
Memory2× DDR4 DIMM, up to 64 GB
Max memory speedDDR4-4800+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots4 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet2.5GbE
WirelessNone
OverclockingCPU + memory
VRM11+1+1 phases, 50 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-4151 Ultra B860 ATX Wi-Fi 7 Motherboard3,928$319Compare
Zephyra MB-3542 Prime B550 Micro-ATX Wi-Fi 6 Motherboard4,147$309Compare
Zephyra MB-2967 Ti X570 E-ATX Motherboard2,277$109Compare
Orbita MB-2996 XT X570 Mini-ITX Wi-Fi 6E Motherboard4,964$539Compare
Zephyra MB-1953 Core B550 ATX Wi-Fi 6 Motherboard3,302$249Compare
Novexa MB-8247 SE A620 Micro-ATX Motherboard2,114$79Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Orbita MB-2791 SE B550 ATX Motherboard”, https://vextor7.com/item/7941389 (accessed 2026-10-19).