ASUS ROG Strix B550-I Gaming vs ROG STRIX X370-I GAMING Motherboard Comparison

ASUS ROG Strix B550-I Gaming and ASUS ROG STRIX X370-I GAMING are both motherboards with the same Socket (AM4), Form factor (Mini ITX) and PCI-Express x16 Slots (1). The main differences are in Chipset, Supported Memory, ECC RAM Support and Audio Chipset.

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ASUS ROG Strix B550-I Gaming

ASUS ROG STRIX X370-I GAMING

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In Stock

$229.99

In Stock

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$214.15

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$779.99

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Brand

ASUS

Brand

Asus

Model

ROG STRIX B550-I GAMING
STRIX B550-I GAMING
90MB14L0-M0EAY0
90MB14L0-M0AAY0

Model

ROG STRIX X370-I GAMING
STRIX X370-I GAMING

Release Date

📅 June 2020

Release Date

📅 May 2019

* First availability for purchase, it may not correspond to the actual market launch date.

User reviews

★★★☆☆

(15 reviews)

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User reviews

★★★★★

(3 reviews)

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Price history

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Price history

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Compatible PC parts

Processors ► Memory ► Cases ► CPU Coolers ►

Compatible PC parts

Processors ► Memory ► Cases ► CPU Coolers ►

Series

ROG

Series

ROG

Socket

AM4

Socket

AM4

Form factor

Mini ITX

Form factor

Mini ITX

Chipset

AMD B550

Chipset

AMD X370

Supported Memory

DDR4

2133Mhz 2400Mhz 2666Mhz 2800Mhz 2933Mhz 3000Mhz 3200Mhz 3400Mhz 3466Mhz 3600Mhz 3800Mhz 4000Mhz 4133Mhz 4266Mhz 4400Mhz 4600Mhz 4800Mhz 5000Mhz 5100Mhz

Supported Memory

DDR4

2133Mhz 2400Mhz 2666Mhz 2800Mhz 3000Mhz 3200Mhz 3333Mhz 3400Mhz 3600Mhz

* High clock speeds may require enabling the XMP profile in the motherboard BIOS
** RAM support may also depend on the CPU memory controller

ECC RAM Support

Yes
* ECC memory support also depends on the CPU memory controller

ECC RAM Support

Audio Chipset

ROG SupremeFX Surround Sound High Definition Audio CODEC S1220A

Audio Chipset

ROG SupremeFX High Definition Audio CODEC S1220A

Audio Channels

7.1 Channels

Audio Channels

8 Channels

LAN Chipset

Intel I225-V

LAN Chipset

Intel i211AT

Max LAN Speed

10/100/1000/2500Mbps

Max LAN Speed

10/100/1000Mbps

SLI Support

CrossFire Support

RAID Support

Yes

RAID Support

Yes

Back Connect

Back I/O Ports

4 x USB 3.2 Gen 2 ports (3 x Type-A + 1 x USB Type-C)
1 x USB 2.0 port
1 x USB 2.0 port (1 x audio USB Type-C)
1 x DisplayPort
1 x HDMI port
1 x ASUS Wi-Fi Module
1 x BIOS FlashBack button
1 x Intel I225-V 2.5Gb Ethernet
3 x LED-illuminated audio jacks

Back I/O Ports

Wireless LAN

Yes

Wireless LAN

Wi-Fi Generation

PCI-Express x16 Slots

PCI-Express x4 Slots

PCI-Express x1 Slots

SATA 6 Gbps Ports

SATA Express Ports

M.2 Ports

M.2 Devices support

2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 - M Key

M.2 Devices support

2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 - M Key

RAM Slots

Maximum Supported RAM

64 GB

Maximum Supported RAM

32 GB

Onboard USB 2.0

Onboard USB 3.2 Gen 1

Onboard USB 3.2 Gen 2

Onboard USB 3.2 Gen 2x2

Options (1)

ATX STRIX X370-F GAMING
$120.33

Comparison and key differences summary

Reasons to buy the ASUS ROG Strix B550-I Gaming:

71% cheaper, you can save $550.00
Newer Product, it was released around 13 months later
Wireless LAN Integrated
Supports the following RAM types: DDR4 3800MHz, 4000MHz, 4133MHz, 4266MHz, 4400MHz, 4600MHz, 4800MHz, 5000MHz, 5100MHz
+32 GB maximum RAM supported
+1 Onboard USB 3.2 Gen 2