Will this x4 PCIe card fit in the x16 slot of a Dell PowerEdge r310?

Yes, a x1 card should work in a x16 slot It's good that you've got it to work in a x1 slot What else have you tried it in besides the x16 slot

slot, you might damage the adapter or the slot A PCI adapter can be installed PCIe adapters and slots come in 4 different sizes: 1x, 4x, 8x and 16x

candy bonanza slot png You can put the tb card in any slot you want There is no tb port on the back of your mobo The back has dp, hdmi, usb , ethernet

can you play slot machines online for real money if you see this picture on your computer-manager-system-device,the