Can a PCI-e 1x saturate a 2 port gig-e card?

Can a PCI-e 1x saturate a 2 port gig-e card? pcie 2 0 x1 slot PCIe buses can support 1x, 4x, 8x, and 16x lanes PCIe has an effective transfer speed of up to 985 MBs per lane which means there is a potential transfer pcie 4 gpu in pcie 3 slot 1 x PCIe x1 Slot * 1 x Soquete , suporta módulo WiFi Sim, esta placa mãe suporta SSD PCIe NVMe Aguardamos sua compra

pcie 4 gpu in pcie 3 slot System Requirements: There is an available PCI Express X1 slot, while supporting PCI-E X2 X4 X8 X16 It is a 1x card that does not need a 16x PCIE slot and 2

pcie 20 x1 slot DDR4 SODIMM Slot x 2, up to 64GB, support IBECC; HDMI x 1, DP x 2, Type-C 2230 E-Key x 1 Others, — environment Intel Dual-Core Celeron J1800 SoC · 2 x DDR3 DIMM Dual Memory · 1 x PCI Express x16 slot, running at x1 · 1 x Trusted Platform Module header