Hardware Spec Index

Zephyra MB-4921 XT X570 ATX Wi-Fi 6 Motherboard

Motherboards · Zephyra · SKU MB4921-XT · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index4,621 (Motherboards scale)
Category rank#9,389
Street price$349
Power42 W
Performance per dollar13.24
Released2019

Specifications

BrandZephyra
ModelZephyra MB-4921 XT
SocketAM4
ChipsetX570
Form factorATX
Memory4× DDR4 DIMM, up to 128 GB
Max memory speedDDR4-4800+ (OC)
Primary x16 slotPCIe 4.0 x16
M.2 slots4 total
Rear USB-C1× USB 3.2 Gen 2 10Gbps (Type-C)
Ethernet1GbE
WirelessWi-Fi 6 (802.11ax) + Bluetooth 5.2
OverclockingCPU + memory
VRM19+2+1 phases, 80 A stages
BIOSDual UEFI, BIOS flashback button

Related guides

PCIe Lanes ExplainedM.2 SSD Sizes and KeysAMD AM5 Chipsets ComparedIntel 800 Series ChipsetsAMD AM5 SocketIntel LGA1851 Socket

Similar Motherboards

ModelBenchmarkPriceCompare
Zephyra MB-4492 Ti B650 Micro-ATX Motherboard2,855$169Compare
Halcyra MB-1666 Plus X570 ATX Motherboard1,946$89Compare
Zephyra MB-3994 Ti H610 Micro-ATX Motherboard2,106$79Compare
Halcyra MB-2896 Max X570 Micro-ATX Motherboard2,308$99Compare
Novexa MB-9370 Core B550 Micro-ATX Motherboard1,768$79Compare
Zephyra MB-5255 XT X570 ATX Wi-Fi 6 Motherboard4,968$439Compare

All Motherboards · JSON

Cite this page: Hardware Spec Index, “Zephyra MB-4921 XT X570 ATX Wi-Fi 6 Motherboard”, https://vextor7.com/item/28117249 (accessed 2026-10-22).