SYBA SD-PEX20159. Host interface: PCIe, Output interface: USB 3.2 Gen 1 (3.1 Gen 1). Data transfer rate (max): 5 Gbit/s. Package weight: 4 oz (113.4 g)
SYBA SD-PEX20139. Host interface: PCIe, Output interface: USB 3.2 Gen 1 (3.1 Gen 1), Expansion card form factor: Low-profile. Product color: Green, Metallic, Purpose: PC. Chipset: Renesas. Windows operating systems supported: Windows 7 Home Premium,Windows 7 Home Premium x64,Windows 7 Professional,Windows 7 Professional..., Server operating systems supported: Windows Server 2008 R2. Width: 5.51" (140 mm), Depth: 6.77" (172 mm), Height: 1.5" (38 mm)