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  1. Home
  2. Motherboards
  3. Intel - ATX/eATX - LGA2066
SKU: 800-51123D
  • Max 128GB / 8x DDR4 DIMM / Up to 4133(O.C.)
  • 8x SATA 6Gb/s, 2x M.2, 2x U.2 / RAID 0, 1, 5, 10
  • Up to 3x USB 3.1 Gen2 (1x USB-C), 8x USB 3.0, 4x USB 2.0
  • Expansion slots - depends on CPU
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Discontinued - Not orderable
 

Specifications

CPU Support
LGA2066 socket for Intel Core X-series processors
Number of Processor (s)
Single (Not Included)
Chipset
Intel X299 chipset
System Bios
UEFI AMI BIOS
Video card slot
PCIe 3.0 X16
Number of Memory Slots
  • Intel Core X-series Processors (6-core above): 8 DIMM
  • Intel Core X-series Processors (4-core): 4 DIMM
Type of Memory Supported
288-pin DDR4 4133(O.C.)/4000(O.C.)/3600(O.C.)/2666/2400/2133 MHz Non-ECC, Un-buffered Memory
Maximum RAM
  • Intel Core X-series Processors (6-core above): 128GB
  • Intel Core X-series Processors (4-core): 64GB
Back Panel I/O
  • 1 x USB 3.1 Gen2 Type-A ports
  • 1 x USB 3.1 Gen2 Type-C port
  • 6 x USB 3.0 (USB 3.1 Gen1) ports
  • 4 x USB 2.0 ports
  • 2 x RJ45 LAN
  • 1 x Audio I/O
  • 1 x Optical S/PDIF out
Number of PCI/PCI-Express Slots
44-Lane CPU
  • 2 x PCIe 3.0 x16 (x16 mode)
  • 1 x PCIe 3.0 x16 (x8 mode)
  • 1 x PCIe 3.0 x16 (x4 mode)
  • 1 x PCIe 3.0 x4 (x4 mode)
28-Lane CPU-
  • 1 x PCIe 3.0 x16 (x16 mode)
  • 1 x PCIe 3.0 x16 (x8 mode)
  • 1 x PCIe 3.0 x16 (x4 mode)
  • 1 x PCIe 3.0 x4 (x4 mode)
16-Lane CPU-
  • 1 x PCIe 3.0 x16 (x8 mode)
  • 2 x PCIe 3.0 x16 (x4 mode)
  • 1 x PCIe 3.0 x4 (x4 mode)
Integrated SATA/SAS
6 x SATA 6Gb/s
# of M.2 Ports
  • 1 x M.2 x4 Socket 3, with M key, type 2242/2260/2280/22110 storage devices support (PCIE 3.0 x 4 mode)
  • 1 x M.2 x4 Socket 3, with M key, type 2242/2260/2280 storage devices support (PCIE 3.0 x 4 mode)
# of U.2 Ports
1 x U.2
Integrated SATA/SAS RAID
RAID 0, 1, 5, 10
Integrated Audio
Realtek ALC S1220A 8-Channel High Definition Audio CODEC
Integrated LAN
2x Intel i210-AT Gigabit LAN
USB
Up to 15 x USB ports:
  • 1 x USB 3.1 Gen2 Type-A ports on Back Panel I/O
  • 1 x USB 3.1 Gen2 Type-C port on Back Panel I/O
  • 1 x USB 3.1 Gen2 port via header
  • 4 x USB 3.0 (USB 3.1 Gen1) ports on Back Panel I/O
  • 2 x USB 3.0 (USB 3.1 Gen1) ports via headers
  • 4 x USB 2.0 ports on Back Panel I/O
  • 2x USB 2.0 port via connector
IEEE 1394
1 x Thunderbolt header
Serial/Parallel Ports
1 x Serial port via header
Form Factor
CEB
Dimensions
12" x 10.5"

The above specifications are For reference only. Please contact the original manufacturer For the most updated specifications.

Warranty and Service

Package Contents

  • ASUS WS X299 Pro/SE motherboard
  • User's manual
  • ASUS Q-Shield
  • Supporting CD
  • 6 x SATA 6Gb/s cables
  • 2 x M.2 Screw
  • 1 x COM port cable
  • 1x USB 2.0 bracket cable
  • 1x VGA bracket cable
  • I/O shield

Compatible Accessories

Memory

Kingston 16GB DDR4-2666 CL19 288-pin DIMM
  • PC4-21300
  • Dual-Rank x8
  • DDR4-2666 19-19-19 @ 1.2V
Manufacturer: Kingston
Mfg P/N: KVR26N19D8/16
Availability: Usually ships with 1-2 business days