Hardware Spec Index

Novexa MB-7666 XT B850 ATX Motherboard

Motherboards · Novexa · SKU MB7666-XT · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index2,790 (Motherboards scale)
Category rank#41,853
Street price$129
Power27 W
Performance per dollar21.63
Released2026

Specifications

BrandNovexa
ModelNovexa MB-7666 XT
SocketAM5
ChipsetB850
Form factorATX
Memory4× DDR5 DIMM, up to 256 GB
Max memory speedDDR5-8000+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots5 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-1064 Core B550 ATX Motherboard2,796$149Compare
Kyndral MB-8814 Pro X570 ATX Motherboard1,773$69Compare
Halcyra MB-2558 Prime A620 Micro-ATX Motherboard1,554$69Compare
Kyndral MB-6771 Pro H610 Mini-ITX Motherboard2,264$119Compare
Halcyra MB-6815 Edge B550 ATX Wi-Fi 6 Motherboard4,460$359Compare
Novexa MB-2616 SE X570 E-ATX Motherboard1,596$69Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Novexa MB-7666 XT B850 ATX Motherboard”, https://vextor7.com/item/45918208 (accessed 2026-10-19).