Hardware Spec Index

Halcyra MB-6691 Prime X870E E-ATX Wi-Fi 7 Motherboard

Motherboards · Halcyra · SKU MB6691-PRIME · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index4,736 (Motherboards scale)
Category rank#30,299
Street price$439
Power43 W
Performance per dollar10.79
Released2024

Specifications

BrandHalcyra
ModelHalcyra MB-6691 Prime
SocketAM5
ChipsetX870E
Form factorE-ATX
Memory4× DDR5 DIMM, up to 256 GB
Max memory speedDDR5-6400+ (OC)
Primary x16 slotPCIe 5.0 x16
M.2 slots4 total, 2× PCIe 5.0 x4
Rear USB-C2× USB4 40Gbps (Type-C)
Ethernet5GbE
WirelessWi-Fi 7 (802.11be, 320 MHz) + Bluetooth 5.4
OverclockingCPU + memory
VRM20+2+2 phases, 80 A stages
BIOSDual UEFI, BIOS flashback button

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Cite this page: Hardware Spec Index, “Halcyra MB-6691 Prime X870E E-ATX Wi-Fi 7 Motherboard”, https://vextor7.com/item/6136704 (accessed 2026-10-21).