You need to be more specific...
yes
No It wont even fit in the pci-e slot, but it is more than likely there will be regular PCI slots on the motherboard as well, use one of them then.
Yes
NO. If you have a pci-x slot, probably it is a server, and you want to upgrade your graphics card, you can buy a PCI card and plug it into your PCI-X slot. It should work probably.
No, PCI Cards will not fit on PCI-E slots
An AGP slot is a post-PCI/pre-PCIx graphic card interface bus. It was a step up from the PCI video cards, but were phased out with the PCIx standard.
A PCIe x16 graphics card will not work in a normal PCI slot. PCIe or PCI Express is a new standard in expansion interfaces. PCIe is physically and electronically incompatible with PCI slots.
It should.
yes definetely accessseble. but only on pci slots under express installer
PCI-e card cannot be used on the 4600 motherboard.
no. only on a pcie slot. buy a mainboard with such
Yes. PCI-E 2.0 is backwards-compatible.