Model
Brand
ASUS
Model
WS X299 Pro/SE
Supported CPU
CPU Socket Type
LGA 2066
CPU Type
Core X series (LGA2066)
Chipsets
Chipset
Intel X299
Memory
Number of Memory Slots
Intel Core X-series Processors (6-core above):
8 x DIMM
Intel Core X-series Processors (4-core):
4 x DIMM
Memory Standard
Intel Core X-series Processors (6-core above):
DDR4 4133(O.C.)/ 4000(O.C.)/ 3600(O.C.)/ 2666/ 2400
Intel Core X-series Processors (4-core):
DDR4 4133(O.C.)/ 4000(O.C.)/ 3600(O.C.)/ 2666/ 2400
* Hyper DIMM support is subject to the physical characteristics of individual CPUs.
* Please refer to ASUS AVL for the latest update.
* Actual memory frequency differs from Intel CPU types and memory module. Please check Intel official site for more detail about the memory types supported by each CPU.
Maximum Memory Supported
Intel Core X-series Processors (6-core above):
8 x DIMM, Max. 128GB
Intel Core X-series Processors (4-core):
4 x DIMM, Max. 64GB
Expansion Slots
PCI Express 3.0 x16
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)
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)
16-Lane CPU:
1 x PCIe 3.0 x16 (x8 mode)
2 x PCIe 3.0 x16 (x4 mode)
PCI Express x4
44-Lane CPU:
1 x PCIe 3.0 x4 (x4 mode)
28-Lane CPU:
1 x PCIe 3.0 x4 (x4 mode)
16-Lane CPU:
1 x PCIe 3.0 x4 (x4 mode)
Storage Devices
SATA 6Gb/s
6 x SATA 6Gb/s
M.2
1 x M.2 Socket 3, with M key, type 2242/2260/2280/22110 storage devices support (PCIE 3.0 x4 mode)*1
1 x M.2 Socket 3, with M key, type 2242/2260/2280 storage devices support (both SATA & PCIE mode)*2
1 x U.2 connector
*1 Bandwidth is shared between M.2_2 and U.2
*2 SATA Bandwidth is shared between M.2_1 and SAT6G_1
SATA RAID
0/1/5/10
