4 x 4 slot ✓ Flexible x4 PCI Express 4-Way Splitter

4 x 4 slot
Allows one x4, x8, or x16 slot to be expanded with up to four x1, x4, or x16 PCI Express slots; LEDs for displaying downstream and upstream PCI Express link4 x 4 slot You can check this by entering BIOS and looking for an option to change slot whatever to x4x4x4x4 mode 4x or even 1x slot That

4 x 4 slot10 Expansion slot options with up to 4 PCIe x16 slots + 1 AIOM slot 2 PCIe x4 NVMe slots ; View

4 x 4 slot PCIEX16E-Q4S is PCIe x16 edge connector to four PCIe x16 Slot Interconnect Cabling solution Supports PCI Express Gen 4 Bandwidth Power