Unless your board is btx format, you should be able to transfer it to your next case. It may have a proprietary connector requiring you to re-use the same power supply. Otherwise, get the gigabyte board. It may only be pci-e 2.0, but that's adequate for your new card. Most are backwards compatable and the speed difference is nil. Also be aware your proprietary copy of windows won't load without your old board; you'll need a new windows coa.