Hardware Spec Index

Halcyra MB-8421 Plus B650 E-ATX Wi-Fi 7 Motherboard

Motherboards · Halcyra · SKU MB8421-PLUS · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index3,907 (Motherboards scale)
Category rank#32,580
Street price$309
Power36 W
Performance per dollar12.64
Released2024

Specifications

BrandHalcyra
ModelHalcyra MB-8421 Plus
SocketAM5
ChipsetB650
Form factorE-ATX
Memory4× DDR5 DIMM, up to 256 GB
Max memory speedDDR5-6400+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots5 total, 1× PCIe 5.0 x4
Rear USB-C1× USB 3.2 Gen 2x2 20Gbps (Type-C)
Ethernet2.5GbE
WirelessWi-Fi 7 (802.11be, 320 MHz) + Bluetooth 5.4
OverclockingCPU + memory
VRM17+2+1 phases, 80 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
Novexa MB-8687 Ultra B860 E-ATX Wi-Fi 6E Motherboard3,310$229Compare
Kyndral MB-3060 Prime X670E E-ATX Wi-Fi 6E Motherboard5,462$589Compare
Zephyra MB-1716 XT B650E ATX Wi-Fi 7 Motherboard4,283$429Compare
Halcyra MB-6022 Prime H810 E-ATX Motherboard2,197$89Compare
Kyndral MB-1122 Max X570 Micro-ATX Wi-Fi 6 Motherboard3,323$189Compare
Novexa MB-2919 XT B650E ATX Wi-Fi 7 Motherboard5,053$569Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Halcyra MB-8421 Plus B650 E-ATX Wi-Fi 7 Motherboard”, https://vextor7.com/item/5959201 (accessed 2026-10-22).