![Add four PCIe x1 slots to Raspberry Pi CM4 IO with Waveshare PCIe-Packet- Switch-4P board - CNX Software Add four PCIe x1 slots to Raspberry Pi CM4 IO with Waveshare PCIe-Packet- Switch-4P board - CNX Software](https://cdn.cnx-software.com/wp-content/uploads/2022/02/Raspberry-Pi-CM4-IO-PCIe-Switch-board.jpg?lossy=1&ssl=1)
Add four PCIe x1 slots to Raspberry Pi CM4 IO with Waveshare PCIe-Packet- Switch-4P board - CNX Software
![U31X4-PCIE8XE102 | 8-port USB 3.0 | 8-port USB 3.2 Gen 2 (10G) to PCIe x8 Gen 3 Host Card | Asmedia ASM3142 | Host Cards U31X4-PCIE8XE102 | 8-port USB 3.0 | 8-port USB 3.2 Gen 2 (10G) to PCIe x8 Gen 3 Host Card | Asmedia ASM3142 | Host Cards](https://www.ioi.com.cn/images/big5/propic/2668_20210426001.jpg)
U31X4-PCIE8XE102 | 8-port USB 3.0 | 8-port USB 3.2 Gen 2 (10G) to PCIe x8 Gen 3 Host Card | Asmedia ASM3142 | Host Cards
![Amazon.com: Ableconn PEXM2-130 Dual M.2 PCIe NVMe SSD Adapter Card - PCI Express 3.0 x8 / x16 Support 2X M.2 NGFF (M-Key) PCIe NVMe SSD for Mac & PC (ASMedia ASM2824 Switch) - Amazon.com: Ableconn PEXM2-130 Dual M.2 PCIe NVMe SSD Adapter Card - PCI Express 3.0 x8 / x16 Support 2X M.2 NGFF (M-Key) PCIe NVMe SSD for Mac & PC (ASMedia ASM2824 Switch) -](https://m.media-amazon.com/images/S/aplus-media-library-service-media/7c63388e-eca3-4d66-8623-534416702ad2.__CR0,83,1415,875_PT0_SX970_V1___.jpg)
Amazon.com: Ableconn PEXM2-130 Dual M.2 PCIe NVMe SSD Adapter Card - PCI Express 3.0 x8 / x16 Support 2X M.2 NGFF (M-Key) PCIe NVMe SSD for Mac & PC (ASMedia ASM2824 Switch) -
![Amazon.com: FebSmart PCIE 3.0 X1 to 6-Ports 6Gbps Max Speed SATA III Expansion Card, ASMedia ASM1166 None-Raid PCIE 3.0 SATA III Card, Plug and Play on Windows OS, MAC OS, and Linux Amazon.com: FebSmart PCIE 3.0 X1 to 6-Ports 6Gbps Max Speed SATA III Expansion Card, ASMedia ASM1166 None-Raid PCIE 3.0 SATA III Card, Plug and Play on Windows OS, MAC OS, and Linux](https://m.media-amazon.com/images/I/71YVg+2xlwL.jpg)
Amazon.com: FebSmart PCIE 3.0 X1 to 6-Ports 6Gbps Max Speed SATA III Expansion Card, ASMedia ASM1166 None-Raid PCIE 3.0 SATA III Card, Plug and Play on Windows OS, MAC OS, and Linux
![Amazon.com: Ableconn PEXM2-130 Dual M.2 PCIe NVMe SSD Adapter Card - PCI Express 3.0 x8 / x16 Support 2X M.2 NGFF (M-Key) PCIe NVMe SSD for Mac & PC (ASMedia ASM2824 Switch) - Amazon.com: Ableconn PEXM2-130 Dual M.2 PCIe NVMe SSD Adapter Card - PCI Express 3.0 x8 / x16 Support 2X M.2 NGFF (M-Key) PCIe NVMe SSD for Mac & PC (ASMedia ASM2824 Switch) -](https://m.media-amazon.com/images/I/810qT+ZRNHL._AC_UF350,350_QL80_.jpg)
Amazon.com: Ableconn PEXM2-130 Dual M.2 PCIe NVMe SSD Adapter Card - PCI Express 3.0 x8 / x16 Support 2X M.2 NGFF (M-Key) PCIe NVMe SSD for Mac & PC (ASMedia ASM2824 Switch) -
![Amazon.com: TOP1 Extended 4-Ch PCIe Gen 2 ×1 Expander Expansion Board for Raspberry Pi Compute Module 4 Driver-Free PCIe-Packet-Switch-4P : Everything Else Amazon.com: TOP1 Extended 4-Ch PCIe Gen 2 ×1 Expander Expansion Board for Raspberry Pi Compute Module 4 Driver-Free PCIe-Packet-Switch-4P : Everything Else](https://m.media-amazon.com/images/I/41Gkizrbs5L.jpg)