Specifications: IOCrest SI-ADA40121 provides the capability to utilize an Intel 750 Series 2.5" NVMe SSD (SFF-8639). Comes with PCIe 3.0 x4 (12 Gbps) bandwidth that can be used if motherboard comes with M.2 M-key slot. Otherwise M.2 adapter will be needed.
CPU Type: Supports AMD EPYC 7003 and 7002 Series Processors
Memory Slots: 16+16 DIMM slots (2DPC)
GPU/VPU: Aspeed AST2500
PCI Express: PCIe x 16
Support 1 Dual-slot PCIe4.0 x16 via riser* [CPU0]
Support 1 Dual-slot PCIe4.0 x16 via riser* [CPU1]
* Please contact ASRock Rack for dual-slot cards compatibility
* FHFL possible if change to 1U height CPU heatsink
PCIe x 8
Support 1 FHHL PCIe4.0 x8 via riser [CPU0]
Support 1 FHHL PCIe4.0 x8 via riser [CPU1]