Hardware Spec Index

Orbita MB-5991 SE B860 Micro-ATX Wi-Fi 7 Motherboard

Motherboards · Orbita · SKU MB5991-SE · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index4,277 (Motherboards scale)
Category rank#27,832
Street price$359
Power41 W
Performance per dollar11.91
Released2026

Specifications

BrandOrbita
ModelOrbita MB-5991 SE
SocketLGA1851
ChipsetB860
Form factorMicro-ATX
Memory4× DDR5 DIMM, up to 256 GB
Max memory speedDDR5-9000+ (OC, CUDIMM)
Primary x16 slotPCIe 5.0 x16
M.2 slots2 total, 1× PCIe 5.0 x4
Rear USB-C1× USB 3.2 Gen 2x2 20Gbps (Type-C)
Ethernet5GbE
WirelessWi-Fi 7 (802.11be, 320 MHz) + Bluetooth 5.4
OverclockingMemory only
VRM19+2+1 phases, 80 A stages
BIOSDual UEFI, BIOS flashback button

Related guides

PCIe Lanes ExplainedM.2 SSD Sizes and KeysIntel LGA1851 SocketIntel 800 Series ChipsetsDDR5 Memory ExplainedPCIe 5.0 Explained

Similar Motherboards

ModelBenchmarkPriceCompare
Halcyra MB-6879 Pro B550 ATX Wi-Fi 6 Motherboard4,411$329Compare
Orbita MB-2297 Edge A620 ATX Motherboard1,951$89Compare
Kyndral MB-7132 Max B650E Micro-ATX Wi-Fi 7 Motherboard5,862$699Compare
Kyndral MB-8474 Max X870E Mini-ITX Wi-Fi 7 Motherboard5,854$619Compare
Halcyra MB-6354 Edge B550 ATX Wi-Fi 6E Motherboard3,334$249Compare
Novexa MB-6666 Edge A620 ATX Motherboard1,647$69Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Orbita MB-5991 SE B860 Micro-ATX Wi-Fi 7 Motherboard”, https://vextor7.com/item/9050844 (accessed 2026-10-21).