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ASUS PRIME B550M-K vs ASUS TUF GAMING B550M-E WIFI

Real specs. Clear sources.Exact models · UK & US buying links

Compared products

YOUR FIRST CHOICE

ASUS PRIME B550M-K

UK manufacturer specification · PRIME B550M-K

Full product profile Official image

Exact model & source notes

PRIME B550M-K motherboard, identified in the ASUS UK catalogue. Specifications below retain the manufacturer’s configuration and interface conditions.

Specifications checked 17 Oct 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

WHAT DIFFERS

7 verified differences, led by Storage interfaces and restrictions, network interfaces and requirements and audio interfaces. Compared in full below. Not a rating.

See the 7 verified differences

THE CONTENDER

ASUS TUF GAMING B550M-E WIFI

UK manufacturer specification · TUF GAMING B550M-E WIFI

Full product profile Official image

Exact model & source notes

TUF GAMING B550M-E WIFI motherboard, identified in the ASUS UK catalogue. Specifications below retain the manufacturer’s configuration and interface conditions.

Specifications checked 17 Oct 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

PRIME B550M-K UK & US retailers

UK & US price history: no verified listing yet

TUF GAMING B550M-E WIFI UK & US retailers

UK & US price history: no verified listing yet

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THE DIFFERENCES, MADE VISIBLE

Visual facts

Differences first. Select a topic for its graphic, sources and conditions.

How to read this comparison

Manufacturer facts for the exact models shown. Not a quality rating or a test result.
“Different” means the known values differ, not that one is better.
Missing or conflicting evidence is marked and never counts as a difference. Source chips hold each fact’s sources and conditions.

SPECIFICATIONS SIDE BY SIDE7 topics

SELECTED TOPIC

01 / 07

Storage interfaces and restrictions

Check the exact configuration and source conditions for your use.

ASUS PRIME B550M-KSupports 2 x M.2 slots and 4 x SATA 6Gb/s ports AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 & SATA modes) AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes) AMD B550 Chipset M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA modes) 4 x SATA 6Gb/s ports

Manufacturer specification

Source 1

ASUS TUF GAMING B550M-E WIFITotal supports 2 x M.2 slots and 4 x SATA 6Gb/s ports AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 & SATA modes) AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA modes) AMD B550 Chipset M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA modes) 4 x SATA 6Gb/s ports Support RAID 0, 1, 10

Manufacturer specification

Source 1

Explore the full specifications

Plan the complete platform. Check the exact CPU-support list, required BIOS and memory validation before buying. PCIe generations and lane allocations can change with the processor. A socket match or slot count is not a guarantee that every component works together at its highest advertised setting.

WHAT CHANGES BETWEEN THEM?

Key differences

Full specifications ↓

7 verified differences, most decision-relevant first. All are also drawn in Visual facts above. Missing information stays separate.

Storage interfaces and restrictions

In Visual facts

Sources

ASUS PRIME B550M-K

Manufacturer specification

ASUS PRIME B550M-K — official UK technical specifications

ASUS TUF GAMING B550M-E WIFI

Manufacturer specification

ASUS TUF GAMING B550M-E WIFI — official UK technical specifications

Check the exact configuration and source conditions for your use.

Network interfaces and requirements

In Visual facts

ASUS PRIME B550M-K1 x Realtek 1Gb Ethernet

ASUS TUF GAMING B550M-E WIFI1 x Realtek 1Gb Ethernet; Intel® Wi-Fi 6 AX200 2x2 Wi-Fi 6 (802.11 a/b/g/n/ac/ax) support 1024QAM/OFDMA/MU-MIMO Supports up to 2.4Gbps max data rate Supports 2.4/5GHz Dual-Band Supports channel bandwidth: HT20/HT40/HT80/HT160 Supports PCIe interface Bluetooth v5.1* * Bluetooth v5.1 function will be ready in Windows® 10 build 19041 or later.

Sources

ASUS PRIME B550M-K

Manufacturer specification

ASUS PRIME B550M-K — official UK technical specifications

ASUS TUF GAMING B550M-E WIFI

Manufacturer specification

ASUS TUF GAMING B550M-E WIFI — official UK technical specifications

Check the exact configuration and source conditions for your use.

Audio interfaces

In Visual facts

ASUS PRIME B550M-KRealtek 7.1 Surround Sound High Definition Audio CODEC* - Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking - Supports up to 24-Bit/192 kHz playback Audio Features - Audio Shielding - LED-illuminated audio trace path design - Premium audio capacitors - Dedicated audio PCB layers * A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.

ASUS TUF GAMING B550M-E WIFIRealtek ALC887/897 7.1 Surround Sound High Definition Audio CODEC* - Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking - Supports up to 24-Bit/192 kHz playback Audio Features - Audio Shielding - Premium Japanese audio capacitors - Dedicated audio PCB layers * A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.

Sources

ASUS PRIME B550M-K

Manufacturer specification

ASUS PRIME B550M-K — official UK technical specifications

ASUS TUF GAMING B550M-E WIFI

Manufacturer specification

ASUS TUF GAMING B550M-E WIFI — official UK technical specifications

Check the exact configuration and source conditions for your use.

Internal headers and connectors

In Visual facts

ASUS PRIME B550M-KFan and Cooling related 1 x 4-pin CPU Fan header 2 x 4-pin Chassis Fan headers Power related 1 x 24-pin Main Power connector 1 x 8-pin +12V Power connector Storage related 2 x M.2 slots (Key M) 4 x SATA 6Gb/s ports USB 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports 2 x USB 2.0 headers support additional 4 USB 2.0 ports Miscellaneous 1 x Clear CMOS header 1 x COM Port header 1 x Front Panel Audio header (AAFP) 1 x S/PDIF Out header 1 x Speaker header 1 x SPI TPM header (14-1pin) 1 x 10-1 pin System Panel header

ASUS TUF GAMING B550M-E WIFIFan and Cooling related 1 x 4-pin CPU Fan header 1 x 4-pin CPU OPT Fan header 2 x 4-pin Chassis Fan headers Power related 1 x 24-pin Main Power connector 1 x 8-pin +12V Power connector Storage related 2 x M.2 slots (Key M) 4 x SATA 6Gb/s ports USB 1 x USB 3.2 Gen 1 connector (supports USB Type-C®) 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports 2 x USB 2.0 headers support additional 4 USB 2.0 ports Miscellaneous 2 x AURA Addressable Gen 2 headers 2 x AURA RGB headers 1 x Clear CMOS header 1 x COM Port header 1 x Front Panel Audio header (AAFP) 1 x S/PDIF Out header 1 x Speaker header 1 x SPI TPM header (14-1pin) 1 x 10-1 pin System Panel header

Sources

ASUS PRIME B550M-K

Manufacturer specification

ASUS PRIME B550M-K — official UK technical specifications

ASUS TUF GAMING B550M-E WIFI

Manufacturer specification

ASUS TUF GAMING B550M-E WIFI — official UK technical specifications

Check the exact configuration and source conditions for your use.

Listed operating systems

In Visual facts

ASUS PRIME B550M-KWindows 11, Windows 10 64-bit

ASUS TUF GAMING B550M-E WIFIWindows® 11 64-bit, Windows® 10 64-bit

Sources

ASUS PRIME B550M-K

Manufacturer specification

ASUS PRIME B550M-K — official UK technical specifications

ASUS TUF GAMING B550M-E WIFI

Manufacturer specification

ASUS TUF GAMING B550M-E WIFI — official UK technical specifications

Check the exact configuration and source conditions for your use.

Rear-panel ports

In Visual facts

ASUS PRIME B550M-K2 x USB 3.2 Gen 2 ports (2 x Type-A) 4 x USB 3.2 Gen 1 ports (4 x Type-A) 1 x D-Sub port 1 x DVI-D port 1 x HDMI™ port 1 x Realtek 1Gb Ethernet port 3 x Audio jacks 1 x PS/2 Keyboard/Mouse combo port

ASUS TUF GAMING B550M-E WIFI2 x USB 3.2 Gen 2 ports (2 x Type-A) 2 x USB 3.2 Gen 1 ports (2 x Type-A) 2 x USB 2.0 ports (2 x Type-A) 1 x DisplayPort 1 x D-Sub port 1 x HDMI™ port 1 x ASUS Wi-Fi Module 1 x Realtek 1Gb Ethernet port 3 x Audio jacks 1 x BIOS FlashBack™ button 1 x PS/2 Keyboard/Mouse combo port

Sources

ASUS PRIME B550M-K

Manufacturer specification

ASUS PRIME B550M-K — official UK technical specifications

ASUS TUF GAMING B550M-E WIFI

Manufacturer specification

ASUS TUF GAMING B550M-E WIFI — official UK technical specifications

Check the exact configuration and source conditions for your use.

Show 1 more verified difference

USB ports and headers

In Visual facts

ASUS PRIME B550M-KRear USB (Total 6 ports) 2 x USB 3.2 Gen 2 ports (2 x Type-A) 4 x USB 3.2 Gen 1 ports (4 x Type-A) Front USB (Total 6 ports) 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports 2 x USB 2.0 headers support additional 4 USB 2.0 ports

ASUS TUF GAMING B550M-E WIFIRear USB (Total 6 ports) 2 x USB 3.2 Gen 2 ports (2 x Type-A) 2 x USB 3.2 Gen 1 ports (2 x Type-A) 2 x USB 2.0 ports (2 x Type-A) Front USB (Total 7 ports) 1 x USB 3.2 Gen 1 connector (supports USB Type C®) 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports 2 x USB 2.0 headers support additional 4 USB 2.0 ports

Sources

ASUS PRIME B550M-K

Manufacturer specification

ASUS PRIME B550M-K — official UK technical specifications

ASUS TUF GAMING B550M-E WIFI

Manufacturer specification

ASUS TUF GAMING B550M-E WIFI — official UK technical specifications

Check the exact configuration and source conditions for your use.

6 shared fields have the same recorded value.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

ASUS PRIME B550M-K

What it brings

Published motherboard interfaces and configuration are available from the exact-model ASUS specification source.
Manufacturer source

What to check

Compatibility and maximum operating modes depend on the source’s stated hardware, firmware and connection requirements; manufacturer figures are not independent measurements.
Manufacturer source

ASUS TUF GAMING B550M-E WIFI

What it brings

Published motherboard interfaces and configuration are available from the exact-model ASUS specification source.
Manufacturer source

What to check

Compatibility and maximum operating modes depend on the source’s stated hardware, firmware and connection requirements; manufacturer figures are not independent measurements.
Manufacturer source

COMPARE THE DETAILS

Full specifications

How we verify

Differences only

13 of 13 specifications Sources in each row

Source-backed specifications for ASUS PRIME B550M-K and ASUS TUF GAMING B550M-E WIFI
Specification	ASUS PRIME B550M-K	ASUS TUF GAMING B550M-E WIFI

CPU socket Sources ASUS PRIME B550M-K Manufacturer specification ASUS PRIME B550M-K — official UK technical specifications ASUS TUF GAMING B550M-E WIFI Manufacturer specification ASUS TUF GAMING B550M-E WIFI — official UK technical specifications	AM4	AM4
Chipset Sources ASUS PRIME B550M-K Manufacturer specification ASUS PRIME B550M-K — official UK technical specifications ASUS TUF GAMING B550M-E WIFI Manufacturer specification ASUS TUF GAMING B550M-E WIFI — official UK technical specifications	AMD B550 Chipset	AMD B550 Chipset
Form factor and dimensions Sources ASUS PRIME B550M-K Manufacturer specification ASUS PRIME B550M-K — official UK technical specifications ASUS TUF GAMING B550M-E WIFI Manufacturer specification ASUS TUF GAMING B550M-E WIFI — official UK technical specifications	mATX Form Factor 9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm )	mATX Form Factor 9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm )
CPU support and BIOS requirements Sources ASUS PRIME B550M-K Manufacturer specification · Exact CPU support and BIOS revision depend on the processor and the current ASUS CPU support list; the family statement is not a guarantee for every processor. ASUS PRIME B550M-K — official UK technical specifications ASUS TUF GAMING B550M-E WIFI Manufacturer specification · Exact CPU support and BIOS revision depend on the processor and the current ASUS CPU support list; the family statement is not a guarantee for every processor. ASUS TUF GAMING B550M-E WIFI — official UK technical specifications	*AMD Socket AM4 for AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors * Refer to www.asus.com for CPU support list. BIOS: 256 Mb Flash ROM, UEFI AMI BIOS**	*AMD Socket AM4 for AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors * Refer to www.asus.com for CPU support list. BIOS: 256 Mb Flash ROM, UEFI AMI BIOS**
Listed operating systemsDifferent Sources ASUS PRIME B550M-K Manufacturer specification ASUS PRIME B550M-K — official UK technical specifications ASUS TUF GAMING B550M-E WIFI Manufacturer specification ASUS TUF GAMING B550M-E WIFI — official UK technical specifications	Windows 11, Windows 10 64-bit	Windows® 11 64-bit, Windows® 10 64-bit

Memory type, slots and limit Sources ASUS PRIME B550M-K Manufacturer specification ASUS PRIME B550M-K — official UK technical specifications ASUS TUF GAMING B550M-E WIFI Manufacturer specification ASUS TUF GAMING B550M-E WIFI — official UK technical specifications	4 x DIMM, Max. 128GB, DDR4 4866(OC)/4800(OC)/4600(OC)/4466(OC)/4400(OC)/4333(OC)/4266(OC)/4200(OC)/4133(OC)/4000(OC)/3866(OC)/3733(OC)/3600(OC)/3466(OC)/3400(OC)/3333(OC)/3200/3000/2933/2800/2666/2400/2133, Un-buffered Memory* Dual Channel Memory Architecture * ECC memory (ECC mode) support varies by CPU. * Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists), and memory frequency support depends on the CPU types.	4 x DIMM, Max. 128GB, DDR4 4866(OC)/4800(OC)/4600(OC)/4466(OC)/4400(OC)/4333(OC)/4266(OC)/4200(OC)/4133(OC)/4000(OC)/3866(OC)/3733(OC)/3600(OC)/3466(OC)/3400(OC)/3333(OC)/3200/3000/2933/2800/2666/2400/2133 MHz, Un-buffered Memory* Dual Channel Memory Architecture * ECC memory (ECC mode) support varies by CPU. * Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists), and memory frequency support depends on the CPU types.

Storage interfaces and restrictionsDifferent Sources ASUS PRIME B550M-K Manufacturer specification ASUS PRIME B550M-K — official UK technical specifications ASUS TUF GAMING B550M-E WIFI Manufacturer specification ASUS TUF GAMING B550M-E WIFI — official UK technical specifications	Supports 2 x M.2 slots and 4 x SATA 6Gb/s ports AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 & SATA modes) AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes) AMD B550 Chipset M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA modes) 4 x SATA 6Gb/s ports	Total supports 2 x M.2 slots and 4 x SATA 6Gb/s ports AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 & SATA modes) AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA modes) AMD B550 Chipset M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA modes) 4 x SATA 6Gb/s ports Support RAID 0, 1, 10

Expansion slots and restrictions Sources ASUS PRIME B550M-K Manufacturer specification ASUS PRIME B550M-K — official UK technical specifications ASUS TUF GAMING B550M-E WIFI Manufacturer specification ASUS TUF GAMING B550M-E WIFI — official UK technical specifications	AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors 1 x PCIe 4.0 x16 slot (supports x16 mode) AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors 1 x PCIe 3.0 x16 slot (supports x16 mode) AMD B550 Chipset 2 x PCIe 3.0 x1 slots	AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors 1 x PCIe 4.0 x16 slot (supports x16 mode) AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors 1 x PCIe 3.0 x16 slot (supports x16 mode) AMD B550 Chipset 2 x PCIe 3.0 x1 slots

USB ports and headersDifferent Sources ASUS PRIME B550M-K Manufacturer specification ASUS PRIME B550M-K — official UK technical specifications ASUS TUF GAMING B550M-E WIFI Manufacturer specification ASUS TUF GAMING B550M-E WIFI — official UK technical specifications	Rear USB (Total 6 ports) 2 x USB 3.2 Gen 2 ports (2 x Type-A) 4 x USB 3.2 Gen 1 ports (4 x Type-A) Front USB (Total 6 ports) 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports 2 x USB 2.0 headers support additional 4 USB 2.0 ports	Rear USB (Total 6 ports) 2 x USB 3.2 Gen 2 ports (2 x Type-A) 2 x USB 3.2 Gen 1 ports (2 x Type-A) 2 x USB 2.0 ports (2 x Type-A) Front USB (Total 7 ports) 1 x USB 3.2 Gen 1 connector (supports USB Type C®) 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports 2 x USB 2.0 headers support additional 4 USB 2.0 ports
Rear-panel portsDifferent Sources ASUS PRIME B550M-K Manufacturer specification ASUS PRIME B550M-K — official UK technical specifications ASUS TUF GAMING B550M-E WIFI Manufacturer specification ASUS TUF GAMING B550M-E WIFI — official UK technical specifications	2 x USB 3.2 Gen 2 ports (2 x Type-A) 4 x USB 3.2 Gen 1 ports (4 x Type-A) 1 x D-Sub port 1 x DVI-D port 1 x HDMI™ port 1 x Realtek 1Gb Ethernet port 3 x Audio jacks 1 x PS/2 Keyboard/Mouse combo port	2 x USB 3.2 Gen 2 ports (2 x Type-A) 2 x USB 3.2 Gen 1 ports (2 x Type-A) 2 x USB 2.0 ports (2 x Type-A) 1 x DisplayPort 1 x D-Sub port 1 x HDMI™ port 1 x ASUS Wi-Fi Module 1 x Realtek 1Gb Ethernet port 3 x Audio jacks 1 x BIOS FlashBack™ button 1 x PS/2 Keyboard/Mouse combo port
Audio interfacesDifferent Sources ASUS PRIME B550M-K Manufacturer specification ASUS PRIME B550M-K — official UK technical specifications ASUS TUF GAMING B550M-E WIFI Manufacturer specification ASUS TUF GAMING B550M-E WIFI — official UK technical specifications	Realtek 7.1 Surround Sound High Definition Audio CODEC* - Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking - Supports up to 24-Bit/192 kHz playback Audio Features - Audio Shielding - LED-illuminated audio trace path design - Premium audio capacitors - Dedicated audio PCB layers * A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.	Realtek ALC887/897 7.1 Surround Sound High Definition Audio CODEC* - Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking - Supports up to 24-Bit/192 kHz playback Audio Features - Audio Shielding - Premium Japanese audio capacitors - Dedicated audio PCB layers * A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.

Network interfaces and requirementsDifferent Sources ASUS PRIME B550M-K Manufacturer specification ASUS PRIME B550M-K — official UK technical specifications ASUS TUF GAMING B550M-E WIFI Manufacturer specification ASUS TUF GAMING B550M-E WIFI — official UK technical specifications	1 x Realtek 1Gb Ethernet	1 x Realtek 1Gb Ethernet; Intel® Wi-Fi 6 AX200 2x2 Wi-Fi 6 (802.11 a/b/g/n/ac/ax) support 1024QAM/OFDMA/MU-MIMO Supports up to 2.4Gbps max data rate Supports 2.4/5GHz Dual-Band Supports channel bandwidth: HT20/HT40/HT80/HT160 Supports PCIe interface Bluetooth v5.1* * Bluetooth v5.1 function will be ready in Windows® 10 build 19041 or later.

Internal headers and connectorsDifferent Sources ASUS PRIME B550M-K Manufacturer specification ASUS PRIME B550M-K — official UK technical specifications ASUS TUF GAMING B550M-E WIFI Manufacturer specification ASUS TUF GAMING B550M-E WIFI — official UK technical specifications	Fan and Cooling related 1 x 4-pin CPU Fan header 2 x 4-pin Chassis Fan headers Power related 1 x 24-pin Main Power connector 1 x 8-pin +12V Power connector Storage related 2 x M.2 slots (Key M) 4 x SATA 6Gb/s ports USB 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports 2 x USB 2.0 headers support additional 4 USB 2.0 ports Miscellaneous 1 x Clear CMOS header 1 x COM Port header 1 x Front Panel Audio header (AAFP) 1 x S/PDIF Out header 1 x Speaker header 1 x SPI TPM header (14-1pin) 1 x 10-1 pin System Panel header	Fan and Cooling related 1 x 4-pin CPU Fan header 1 x 4-pin CPU OPT Fan header 2 x 4-pin Chassis Fan headers Power related 1 x 24-pin Main Power connector 1 x 8-pin +12V Power connector Storage related 2 x M.2 slots (Key M) 4 x SATA 6Gb/s ports USB 1 x USB 3.2 Gen 1 connector (supports USB Type-C®) 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports 2 x USB 2.0 headers support additional 4 USB 2.0 ports Miscellaneous 2 x AURA Addressable Gen 2 headers 2 x AURA RGB headers 1 x Clear CMOS header 1 x COM Port header 1 x Front Panel Audio header (AAFP) 1 x S/PDIF Out header 1 x Speaker header 1 x SPI TPM header (14-1pin) 1 x 10-1 pin System Panel header

First product manufacturer source Second product manufacturer source

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ASUS PRIME B550M-K/CSM

CPU socket: AM4
Chipset: AMD B550 Chipset
Form factor and dimensions: mATX Form Factor 9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm )

Prices & product profile

ASUS PRIME B550M-A WIFI II

CPU socket: AM4
Chipset: AMD B550 Chipset
Form factor and dimensions: mATX Form Factor 9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm )

Prices & product profile

ASUS PRIME B550M-A WIFI II-CSM

CPU socket: AM4
Chipset: AMD B550 Chipset
Form factor and dimensions: mATX Form Factor 9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm )

Prices & product profile

ASUS PRIME B550M-K ARGB

CPU socket: AM4
Chipset: AMD B550 Chipset
Form factor and dimensions: micro-ATX Form Factor 9.6 inch x 8.7 inch ( 24.4 cm x 22.1 cm )

Prices & product profile

Each record represents an explicitly checked model and configuration. Original import: 5 Sept 2026; this is not its verification date. This is not a list of current offers or a popularity ranking.