Memory RAM 2x 2GB HP - Workstation xw8600 DDR2 667MHz ECC FULLY BUFFERED DIMM | 461828-B21 4 GB \ FULLY BUFFERED \ 667MHz | RAM MEMORY \ MEMORY FOR SERVER \ HP
A-Tech 8GB Kit (2 x 4GB) Server RAM for HP Compaq Workstation xw6400, xw6600, xw8400, xw8600 | DDR2 667MHz PC2-5300F ECC Fully Buffered DIMM Server Memory Kit at Amazon.com
XW6400 Workstation - RAM upgrade help - HP Support Community - 5742087
CMS 16GB (4X4GB) DDR2 5300 667MHZ ECC Fully BUFFERED DIMM Memory Ram Upgrade Compatible with HP/Compaq® Workstation Xw6400 Ddr2 Pc5300 Fully Buff for Server Only - B104 at Amazon.com
HP Xw6400 - Workstation - 4 GB RAM Specification : Free Download, Borrow, and Streaming : Internet Archive
Desktop, HP Xw6400 Workstation, 2x Intel Xeon, 4GB RAM, DVD-RW, Win XP Sticker (Verification Req.), No HDD, No VGA/Power /Keyboard/Mouse Cables, Unit Powers On, No Display, Sold As Is, Salvage. [94972+69]