Question - PCIE x8 into a PCIE x4

pcie 3 slot   Dan pcie 30 in 40 slot

I recently got an LSI 2308, and have not had a chance to test it yet My motherboard only has one PCIE x16 slot ,

You can insert a PCIe SSD card into a motherboard with PCIe slots, but this SSD won't be able to make full use of the higher bandwidth ECN, September 3, 2014 SMBus interface for SSD Socket 2 and Socket 3 SMBus This optional normative ECN defines 3 new PCIe trans view more This

slot gacor 24 jam PCIe 's throughput is 1GB per second per lane, providing an overall data transfer rate or bandwidth of up to 32GBs total PCIe doubles The x16 slot provides the fastest bandwidth available on a motherboard, and your GPU needs these slots in order to operate at its full potential