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M.2: AMD Ryzen 9000 & 7000 Series Desktop Processors and AMD EPYC 4005 Series Processors
M.2_1 slot (Key M), type 2280 (supports PCIe 5.0 x4 mode)
M.2_2 slot (Key M), type 2280 (supports PCIe 5.0 x4 mode)
MCIO connector (supports PCIe 5.0 x4 mode)
AMD Ryzen 8000 Series Desktop Processors
M.2_1 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode)
M.2_2 slot (Key M), type 2280 (supports PCIe 4.0 x4/x2 mode)
MCIO connector (supports PCIe 4.0 x4/x2 mode)
AMD B850 Chipset
U.2_1 connector supports PCIe 3.0 x4 mode via an SFF-8643 adapter cable. The cable is purchased separately.
Specifications vary by CPU types.
MCIO connector shares bandwidth with M.2_2 slot. When MCIO connector is operating, M.2_2 slot will be disabled.
U.2 shares bandwidth with SATA ports; Enable U.2 in BIOS menu to support a NVMe sto...
M.2: AMD RYZEN Threadripper PRO 7000 WX-Series and RYZEN Threadripper 7000 Series Processors
M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)
M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)
AMD TRX50 Chipset
M.2_3 slot (Key M), type 2280(supports PCIe 4.0 x4 mode)
Serial ATA (SATA): 4 x SATA 6Gb/s
Chipset: AMD TRX50
Form Factor: CEB
Number of Memory Slots: 4 x DIMM slots, DDR5, ECC Registered Memory*
4 Channel Memory Architecture
* Supported memory types, data rate (speed), and number of DRAM modules vary depending on the CPU and memory configuration, for more information please refer to CPU/Memory Support list under the Support tab of product information site or visit https://www.asus.com/support/.
M.2: Intel Xeon W-3400 Series Processors
M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 5.0 x4 mode)***
M.2_2 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 5.0 x4 mode)***
Intel W790 Chipet**
M.2_3 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 mode)
*** M.2_1 and M.2_2 slots will be disabled once an Intel Xeon W-2400 Series Processor is installed.
Serial ATA (SATA): 8 x SATA 6Gb/s
CPU Socket Type: LGA 4677
CPU Type: Intel Socket LGA4677 for Xeon W-3400 and W-2400 Series Processors*
Supports Intel Turbo Boost Max Technology 3.0
* Refer to www.asus.com for CPU support list.
M.2: CPU:
- 1 x M.2 connector (Socket 3, M key, type 25110/2280 PCIe 5.0 x4/x2 SSD support) (M2C_CPU)
- 2 x M.2 connectors (Socket 3, M key, type 22110/2280 PCIe 5.0 x4/x2 SSD support) (M2A_CPU/M2B_CPU)
- 1 x M.2 connector (Socket 3, M key, type 2280 PCIe 4.0 x4/x2 SSD support) (M2D_CPU)
Serial ATA (SATA): 8 x SATA 6Gb/s connectors
Chipset: AMD TRX50
Form Factor: E-ATX
Number of Memory Slots: 4x288pin (DDR5)
Memory Standard: Support for DDR5 7800(O.C.)/7600(O.C.)/7200(O.C.)/ 7000(O.C)/6800(O.C.)/6400(O.C.)/6000(O.C.)/5600(O.C.)/5200/4800/44MT/s ECC Registered memory modules (RDIMM/RDIMM-3DS)
4 x DDR5 DIMM sockets supporting up to 1TB (256 GB single DIMM capacity) of system memory
Quad channel memory architecture
Support for AMD EXtended Profiles for Over...
M.2: AMD RYZEN Threadripper PRO 7000 WX-Series and RYZEN Threadripper 7000 Series Processors
M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)
M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)
AMD TRX50 Chipset
M.2_3 slot (Key M), type 2280(supports PCIe 4.0 x4 mode)
Serial ATA (SATA): 4 x SATA 6Gb/s
Chipset: AMD TRX50
Form Factor: CEB
Number of Memory Slots: 4 x DIMM slots, DDR5, ECC Registered Memory*
4 Channel Memory Architecture
* Supported memory types, data rate (speed), and number of DRAM modules vary depending on the CPU and memory configuration, for more information please refer to CPU/Memory Support list under the Support tab of product information site or visit https://www.asus.com/support/.
PCI Express 5.0 x16: Intel 13th & 12th Gen Processors*
- 2 x PCIe 5.0 x16 slots (support x16 or x8 / x8 mode)
* Please check the PCIe bifurcation table at the support site (https://www.asus.com/support/FAQ/ 1037507/).