Current specs:
HP Workstation xw4600
Intel Core 2 Quad, 2.4Ghz
0AA0h HP Motherboard
ATI Radeon HD 5670 (upgrading soon)
and currently RAM is
4 x 1GB ECC DDR2 @ 400Mhz.
Now I'd like to upgrade the RAM to at least 8GB, possibly 16GB if the price is right. I assume just buying 4x2GB or 4x4GB...