Hardware Spec Index

Orbita MB-3281 Prime B650 ATX Motherboard

Motherboards · Orbita · SKU MB3281-PRIME · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index2,760 (Motherboards scale)
Category rank#3,469
Street price$149
Power26 W
Performance per dollar18.52
Released2022

Specifications

BrandOrbita
ModelOrbita MB-3281 Prime
SocketAM5
ChipsetB650
Form factorATX
Memory4× DDR5 DIMM, up to 192 GB
Max memory speedDDR5-6400+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots2 total, 1× PCIe 5.0 x4
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet2.5GbE
WirelessNone
OverclockingCPU + memory
VRM14+1+1 phases, 50 A stages
BIOSUEFI

Related guides

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Cite this page: Hardware Spec Index, “Orbita MB-3281 Prime B650 ATX Motherboard”, https://vextor7.com/item/1122873 (accessed 2026-10-21).