ASRock X299 GAMING K6 vs AB350 GAMING K4 Motherboard Comparison

ASRock X299 GAMING K6 and ASRock AB350 GAMING K4 are both motherboards with the same Form factor (ATX). The main differences are in Socket, Chipset, Supported Memory and SLI Support.

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ASRock X299 GAMING K6	ASRock AB350 GAMING K4
Prices (Change region) - Buy now	Prices (Change region) Out of Stock Free shipping $96.99 - Buy now
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Brand ASRock	Brand ASRock
Model X299 Gaming K6 Fatal1ty X299 Gaming K6	Model AB350 Gaming K4 Fatal1ty AB350 Gaming K4 90-MXB530-A0UAYZ
Release Date 📅 June 2017	Release Date -
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews ★★★☆☆ (6 reviews) Add a product review	User 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 Fatal1ty Gaming	Series -
Socket LGA2066	Socket AM4
Form factor ATX	Form factor ATX
Chipset Intel X299	Chipset AMD B350
Supported Memory DDR4 2133Mhz 2400Mhz 2666Mhz 2800Mhz 2933Mhz 3200Mhz 3600Mhz 3733Mhz 3800Mhz 3866Mhz 4000Mhz 4133Mhz 4266Mhz	Supported Memory DDR4 1866Mhz 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 ALC1220	Audio Chipset -
Audio Channels 7.1 Channels	Audio Channels -
LAN Chipset Intel I219-V	LAN Chipset -
Max LAN Speed Dual 10/100/1000Mbps	Max LAN Speed -
SLI Support Yes	SLI Support No
CrossFire Support Yes	CrossFire Support No
RAID Support Yes	RAID Support Yes
Back Connect No	Back Connect No
Wireless LAN No	Wireless LAN No
PCI-Express x16 Slots 4	PCI-Express x16 Slots 2
PCI-Express x4 Slots 0	PCI-Express x4 Slots 0
PCI-Express x1 Slots 1	PCI-Express x1 Slots 4
SATA 6 Gbps Ports 8	SATA 6 Gbps Ports 6
SATA Express Ports 0	SATA Express Ports 0
M.2 Ports 3	M.2 Ports 2
M.2 Devices support 2242 / 2260 / 2280 - M Key 2242 / 2260 / 2280 / 22110 - M Key 2242 / 2260 / 2280 - M Key	M.2 Devices support 2242 / 2260 / 2280 - M Key 2230 / 2242 / 2260 / 2280 / 22110 - M Key
RAM Slots 8	RAM Slots 4
Maximum Supported RAM 128 GB	Maximum Supported RAM 64 GB
Onboard USB 2.0 3	Onboard USB 2.0 2
Onboard USB 3.2 Gen 1 2	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

Comparison and key differences summary

⛔ You are comparing motherboards with different sockets. They cannot support the same CPUs. Try to compare motherboards within the same platform.

Reasons to buy the ASRock X299 GAMING K6:

Supports NVIDIA SLI
Supports AMD CrossFire
Supports the following RAM types: DDR4 3600MHz, 3733MHz, 3800MHz, 3866MHz, 4000MHz, 4133MHz, 4266MHz
+2 Slots PCI-E x16
+2 Ports SATA 6Gb/s
+1 Ports M.2
+4 RAM slots
+64 GB maximum RAM supported
+1 Onboard USB 2.0
+1 Onboard USB 3.2 Gen 1