Hardware Spec Index

Orbita MB-3903 Pro B650 Micro-ATX Wi-Fi 6E Motherboard

Motherboards · Orbita · SKU MB3903-PRO · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index2,877 (Motherboards scale)
Category rank#34,542
Street price$169
Power29 W
Performance per dollar17.02
Released2022

Specifications

BrandOrbita
ModelOrbita MB-3903 Pro
SocketAM5
ChipsetB650
Form factorMicro-ATX
Memory4× DDR5 DIMM, up to 192 GB
Max memory speedDDR5-6400+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots3 total, 1× PCIe 5.0 x4
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
VRM15+1+1 phases, 80 A stages
BIOSUEFI

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Cite this page: Hardware Spec Index, “Orbita MB-3903 Pro B650 Micro-ATX Wi-Fi 6E Motherboard”, https://vextor7.com/item/9130977 (accessed 2026-10-24).