HP Z420 Workstation, 1x Intel Xeon E5-2670 2.6GHz Eight Core CPU's, 64GB Memory, 500GB Hard Drive, NVIDIA Quadro 4000, Windows 7 Professional Installed

everyone I just finished upgrading my HP's at 420 workstation and I wanted to share my configuration with you since I've seen many people online looking for ways to upgrade this nice machine first I want to tell you that this is not a definitive configuration there are plenty of configuration you can make with different components but this offers great performance and no compatibility issues whatsoever the HP is at 420 is a great machine with good performance and good expandability but it has some issues related to the business oriented use and to some proprietary things that limit the possible upgrades so let's begin for the motherboard I stayed with the original motherboard with the LGA 2011 socket and eight Ram slots supporting up to 128 gigabytes of RAM its ddr3 RAM it's a good burn you know has plenty of SATA ports and PCI ports but the big claw is the power delivery the board as a