ASUS Crosshair V Formula-Z vs ASUS PRIME B550M-K

The short verdict

Scores pending

We haven’t scored these yet. Use the measured differences and full specs below.

Crosshair V Formula-Z

—

PRIME B550M-K

—

Crosshair V Formula-Z

Full specs →

PRIME B550M-K

Full specs →

At a glance

Key differences

Measured differences only. Ties and tiny gaps are left out.

Full specs

Side-by-side specifications

Performance4 differences

Compatible processor series

AMD Phenom FX · AMD Phenom II X2 · AMD Phenom II X3

AMD Ryzen 3000 Series

Motherboard chipset

AMD 990FX

AMD B550

Chipset

AMD 990FX

AMD B550

Processor socket

Socket AM3+

Socket AM4

Design2 differences

Weight

—

785 g

Width

305 mm

244 mm

Connectivity3 differences

Supported memory clock speeds

1066,1333,1600,1866,2133 MHz

2133 · 2400 · 2666

Supported memory types

DDR3-SDRAM

DDR4-SDRAM

Supported storage drive interfaces

SATA III

M.2, SATA

General7 differences

BIOS memory size

32 Mbit

256 Mbit

BIOS type

UEFI

UEFI AMI

Component for

Ethernet LAN

Yes

Form Factor

ATX

micro ATX

Manufacturer Sku

90-MIBFM0-G0EAY0VZ

90MB14V0-M0EAY0

Maximum internal memory

32 GB

128 GB

Model Number

Crosshair V Formula-Z

PRIME B550M-K

Motherboard form factor

ATX

micro ATX

Where to buy

Specs verified against manufacturer data. Prices in USD before tax; we may earn a commission from qualifying purchases.

Community

Which would you buy?

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Crosshair V Formula-Z vs PRIME B550M-K

Scores pending

Key differences

Side-by-side specifications

Which would you buy?