GIGABYTE B450 GAMING X vs ASRock B450 Gaming K4 Motherboard Comparison

GIGABYTE B450 GAMING X and ASRock B450 Gaming K4 are both motherboards with the same Socket (AM4), Form factor (ATX) and Chipset (AMD B450). The main differences are in Supported Memory, Audio Channels, LAN Chipset and Back I/O Ports.

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GIGABYTE B450 GAMING X	ASRock B450 Gaming K4
Prices (Change region) In Stock Free shipping $132.74	Prices (Change region) Out of Stock Free shipping $99.99 Out of Stock Free shipping $137.56 - Buy now
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Brand GIGABYTE	Brand ASRock
Model B450 GAMING X	Model B450 GAMING K4 Fatal1ty B450 GAMING K4 90-MXB8A0-A0UAYZ
Release Date 📅 March 2019	Release Date -
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews ★★★★☆ (8 reviews) Add a product review	User reviews ★★★★☆ (45 reviews) Add a product review
Price history View Details ►	Price history View Details ►
Compatible PC parts Processors ► Memory ► Cases ► CPU Coolers ►	Compatible PC parts Processors ► Memory ► Cases ► CPU Coolers ►
Series -	Series Fatal1ty
Socket AM4	Socket AM4
Form factor ATX	Form factor ATX
Chipset AMD B450	Chipset AMD B450
Supported Memory DDR4 2133Mhz 2400Mhz 2666Mhz 2933Mhz	Supported Memory DDR4 2133Mhz 2400Mhz 2666Mhz 2933Mhz 3200Mhz
* 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 No	ECC RAM Support No
Audio Chipset Realtek ALC892	Audio Chipset Realtek ALC892
Audio Channels 2/4/5.1/7.1-channel Support for S/PDIF Out	Audio Channels 7.1 Channels
LAN Chipset Realtek GbE LAN chip	LAN Chipset Realtek RTL8111H
Max LAN Speed 10/100/1000Mbps	Max LAN Speed 10/100/1000Mbps
SLI Support No	SLI Support No
CrossFire Support Yes	CrossFire Support Yes
RAID Support Yes	RAID Support Yes
Back Connect No	Back Connect No
Back I/O Ports 1 x PS/2 keyboard/mouse port 1 x DVI-D port 1 x HDMI port 4 x USB 3.1 Gen 1 ports 4 x USB 2.0/1.1 ports 1 x RJ-45 port 6 x audio jacks	Back I/O Ports 1 x DisplayPort 1 x D-Sub 1 x HDMI 1 x LAN (RJ45) 1 x PS/2 Keyboard/Mouse Combo 1 x USB 3.1 Gen 2 Type-A 1 x USB 3.1 Gen 2 Type-C 2 x USB 2.0/1.1 3 x Audio Jacks 4 x USB 3.1 Gen 1 Type-A
Wireless LAN No	Wireless LAN No
PCI-Express x16 Slots 2	PCI-Express x16 Slots 2
PCI-Express x4 Slots 0	PCI-Express x4 Slots 0
PCI-Express x1 Slots 2	PCI-Express x1 Slots 4
SATA 6 Gbps Ports 6	SATA 6 Gbps Ports 6
SATA Express Ports 0	SATA Express Ports 0
M.2 Ports 1	M.2 Ports 2
M.2 Devices support 2242 / 2260 / 2280 / 22110 - M Key	M.2 Devices support 2242 / 2260 / 2280 - M Key 2242 / 2260 / 2280 / 22110 - M Key
RAM Slots 4	RAM Slots 4
Maximum Supported RAM 64 GB	Maximum Supported RAM 64 GB
Onboard USB 2.0 1	Onboard USB 2.0 2
Onboard USB 3.2 Gen 1 1	Onboard USB 3.2 Gen 1 1
Onboard USB 3.2 Gen 2 0	Onboard USB 3.2 Gen 2 0
Onboard USB 3.2 Gen 2x2 0	Onboard USB 3.2 Gen 2x2 0