Hardware Spec Index

Halcyra MB-4666 Ultra X870E E-ATX Wi-Fi 7 Motherboard

Motherboards · Halcyra · SKU MB4666-ULTRA · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index5,541 (Motherboards scale)
Category rank#12,841
Street price$569
Power52 W
Performance per dollar9.74
Released2026

Specifications

BrandHalcyra
ModelHalcyra MB-4666 Ultra
SocketAM5
ChipsetX870E
Form factorE-ATX
Memory4× DDR5 DIMM, up to 256 GB
Max memory speedDDR5-8000+ (OC)
Primary x16 slotPCIe 5.0 x16
M.2 slots2 total, 2× PCIe 5.0 x4
Rear USB-C2× USB4 40Gbps (Type-C)
Ethernet10GbE + 2.5GbE
WirelessWi-Fi 7 (802.11be, 320 MHz) + Bluetooth 5.4
OverclockingCPU + memory
VRM23+2+2 phases, 110 A stages
BIOSDual UEFI, BIOS flashback button

Related guides

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

Similar Motherboards

ModelBenchmarkPriceCompare
Orbita MB-9621 Pro X570 Micro-ATX Motherboard1,498$69Compare
Orbita MB-2738 Ultra H610 ATX Motherboard2,385$109Compare
Zephyra MB-5951 Edge B650 Micro-ATX Wi-Fi 6E Motherboard3,614$229Compare
Halcyra MB-5524 Max B650 ATX Wi-Fi 6E Motherboard3,143$189Compare
Halcyra MB-1325 Core H610 Micro-ATX Motherboard2,306$109Compare
Zephyra MB-9429 Edge X870E Mini-ITX Wi-Fi 7 Motherboard5,044$559Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Halcyra MB-4666 Ultra X870E E-ATX Wi-Fi 7 Motherboard”, https://vextor7.com/item/8979002 (accessed 2026-10-20).