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Smart Array P421 controller board - PCIe x8 low profile SAS controller - Has two external x8 wide mini-SAS ports - For up to 6Gb/sec transfer rate for SAS and SATA - Does not include memory or backup power
HPE 633539-001, SAS, PCIe
HPE 633539-001. Supported storage drive interfaces: SAS, Host interface: PCIe