Motherboards
ASUS WS X299 PRO Motherboard

ASUS WS X299 PRO Motherboard

Standard Memory: 0GB (Removable)
Maximum Memory: 128GB when using Skylake-X processor models, 64GB when using Kabylake-X processor models
Memory Expansion: 8 Sockets when using Skylake-X / Cascade Lake-X processor models, 4 Sockets when using Kabylake-X processor models
CPU: Intel Core i5 X-series, Intel Core i7 X-series, Intel Core i9 X-series, Intel Core i9 Extreme Edition X-series
No of Processors: 1
Chipset: Intel X299
Bus Architecture: HyperX Supported; PCI Express; SSD M.2 NVMe; SSD M.2 SATA; SSD SATA 2.5-inch 9.5mm; USB 2.0/3.x Type-A; USB 2.0/3.x Type-C
Memory Comments: Quad Channel memory bandwidth is only supported on Intel Core i9 7900X series and Core i7 7800X series featuring Skylake-X. Modules must be ordered and installed in groups of four for Quad Channel mode. Dual Channel memory bandwidth is supported on Intel Core i7 7700X series and Core i5 7600X series featuring Kabylake-X. Modules must be ordered and installed in pairs for Dual Channel mode. Per ASUS, when using Kabylake-X based processors, Dual Channel operation is limited to sockets C1+D1, C2+D2. Refer to manual for proper installation.

Memory Upgrade for ASUS WS X299 PRO Motherboard

Part #	Brand	Type	Capacity	Error Correction	Voltage	Price
3D-1591N646078-32G	3D Memory	PC-25600 3200MHz	32 GB	Non-ECC Rank 2	1.2	$403.14	Quick View Add to List 3D-1591N646078-32G 32GB Module DDR4 PC4-25600 CL=22 non-ECC Unbuffered DDR4-3200 Dual Rank, x8 1.2V 4096Meg x 64 for ASUS WS X299 PRO Motherboard Mfr P/N n/a Mfg Part No: 3D-1591N646078-32G $403.14 Quantity View Item
3D-1591N646051-32G	3D Memory	PC-21300 2666MHz	32 GB	Non-ECC Rank 2	1.2	$385.53	Quick View Add to List 3D-1591N646051-32G 32GB Module DDR4 PC4-21300 CL=19 non-ECC Unbuffered DDR4-2666 Dual Rank, x8 1.2V 4096Meg x 64 for ASUS WS X299 PRO Motherboard Mfr P/N n/a Mfg Part No: 3D-1591N646051-32G $385.53 Quantity View Item
3D-1591N646105-16G	3D Memory	PC-25600 3200MHz	16 GB	Non-ECC Rank 1	1.2	$274.85	Quick View Add to List 3D-1591N646105-16G 16GB Module DDR4 PC4-25600 CL=22 non-ECC Unbuffered DDR4-3200 Single Rank, x8 1.2V 2048Meg x 64 for ASUS WS X299 PRO Motherboard Mfr P/N n/a Mfg Part No: 3D-1591N646105-16G $274.85 Quantity View Item
3D-1591N646071-16G	3D Memory	PC-25600 3200MHz	16 GB	Non-ECC Rank 2	1.2	$256.46	Quick View Add to List 3D-1591N646071-16G 16GB Module DDR4 PC4-25600 CL=22 non-ECC Unbuffered DDR4-3200 Dual Rank, x8 1.2V 2048Meg x 64 for ASUS WS X299 PRO Motherboard Mfr P/N n/a Mfg Part No: 3D-1591N646071-16G $256.46 Quantity View Item
3D-1591N646065-16G	3D Memory	PC-21300 2666MHz	16 GB	Non-ECC Rank 1	1.2	$187.52	Quick View Add to List 3D-1591N646065-16G 16GB Module DDR4 PC4-21300 CL=19 non-ECC Unbuffered DDR4-2666 Single Rank, x8 1.2V 2048Meg x 64 for ASUS WS X299 PRO Motherboard Mfr P/N n/a Mfg Part No: 3D-1591N646065-16G $187.52 Quantity View Item

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