Hardware Spec Index

Orbita MB-2881 Ultra B850 Mini-ITX Motherboard

Motherboards · Orbita · SKU MB2881-ULTRA · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index2,571 (Motherboards scale)
Category rank#29,451
Street price$139
Power25 W
Performance per dollar18.50
Released2025

Specifications

BrandOrbita
ModelOrbita MB-2881 Ultra
SocketAM5
ChipsetB850
Form factorMini-ITX
Memory2× DDR5 DIMM, up to 128 GB
Max memory speedDDR5-8000+ (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, 70 A stages
BIOSUEFI

Related guides

PCIe Lanes ExplainedM.2 SSD Sizes and KeysAMD AM5 SocketAMD AM5 Chipsets ComparedDDR5 Memory ExplainedPCIe 5.0 Explained

Similar Motherboards

ModelBenchmarkPriceCompare
Halcyra MB-9863 SE X870E Mini-ITX Wi-Fi 7 Motherboard5,040$589Compare
Orbita MB-4556 Pro X570 Mini-ITX Wi-Fi 6 Motherboard3,403$219Compare
Kyndral MB-2273 Max H610 Micro-ATX Motherboard2,468$119Compare
Halcyra MB-3419 Plus X570 Mini-ITX Wi-Fi 6 Motherboard4,232$399Compare
Zephyra MB-1220 Edge X670E Mini-ITX Wi-Fi 7 Motherboard4,454$419Compare
Kyndral MB-1564 Prime X870E ATX Wi-Fi 7 Motherboard5,209$499Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Orbita MB-2881 Ultra B850 Mini-ITX Motherboard”, https://vextor7.com/item/4382075 (accessed 2026-10-26).