ASUS PRO WS X299 SAGE II vs WS X299 PRO Motherboard Comparison

ASUS PRO WS X299 SAGE II and ASUS WS X299 PRO are both motherboards with the same Socket (LGA2066), Chipset (Intel X299) and M.2 Ports (2). The main differences are in Form factor, Supported Memory, PCI-Express x16 Slots and PCI-Express x4 Slots.

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ASUS PRO WS X299 SAGE II	ASUS WS X299 PRO
Prices (Change region) In Stock $739.99	Prices (Change region) In Stock Free shipping $441.39
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Brand ASUS	Brand ASUS
Model PRO WS X299 SAGE II 90SW00U0-M0AAY0	Model WS X299 PRO 90SW0090-M0EAY0
Release Date 📅 September 2020	Release Date -
* First availability for purchase, it may not correspond to the actual market launch date.
User 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 ►
Socket LGA2066	Socket LGA2066
Form factor SSI CEB	Form factor ATX
Chipset Intel X299	Chipset Intel X299
Supported Memory DDR4 2400Mhz 2666Mhz 2933Mhz 3600Mhz 4000Mhz 4133Mhz 4200Mhz 4266Mhz	Supported Memory DDR4 2133Mhz 2400Mhz 2666Mhz 3600Mhz 4133Mhz
* 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 S1200A	Audio Chipset -
Audio Channels 7.1 Channels	Audio Channels -
LAN Chipset Intel I225-LM	LAN Chipset -
Max LAN Speed Dual 10/100/1000/2500Mbps	Max LAN Speed -
SLI Support Yes	SLI Support Yes
CrossFire Support Yes	CrossFire Support Yes
RAID Support Yes	RAID Support Yes
Back Connect No	Back Connect No
Back I/O Ports 2 x LAN (RJ45) port(s) 1 x USB 3.2 Gen 2 (teal blue) Type-A 1 x USB 3.2 Gen 2 (black) USB Type-C 6 x USB 3.2 Gen 1 (blue) 4 x USB 2.0 (one port can be switched to USB BIOS FlashBack) 1 x Optical S/PDIF out 1 x USB BIOS FlashBack Button(s) 1 x 8-channel Audio I/O	Back I/O Ports -
Wireless LAN No	Wireless LAN No
PCI-Express x16 Slots 7	PCI-Express x16 Slots 4
PCI-Express x4 Slots 0	PCI-Express x4 Slots 1
PCI-Express x1 Slots 0	PCI-Express x1 Slots 0
SATA 6 Gbps Ports 8	SATA 6 Gbps Ports 6
SATA Express Ports 0	SATA Express Ports 0
M.2 Ports 2	M.2 Ports 2
M.2 Devices support 2242 / 2260 / 2280 / 22110 - M Key 2242 / 2260 / 2280 - M Key	M.2 Devices support 2242 / 2260 / 2280 / 22110 - M Key 2242 / 2260 / 2280 - M Key
RAM Slots 8	RAM Slots 8
Maximum Supported RAM 256 GB	Maximum Supported RAM 128 GB
Onboard USB 2.0 0	Onboard USB 2.0 1
Onboard USB 3.2 Gen 1 1	Onboard USB 3.2 Gen 1 1
Onboard USB 3.2 Gen 2 1	Onboard USB 3.2 Gen 2 1
Onboard USB 3.2 Gen 2x2 0	Onboard USB 3.2 Gen 2x2 0