Solved: Z400 RAM - Page 2 - HP Support Community - 6148900
HP Z400 12GB 3.2GHz Computers - Windows 10 | Like New, Low Price!
HP Z400 Workstation Xeon -W3565; CPU 3.2GHz; 4GB RAM ; 500 GB HDD | eBay
4GB 2X2GB RAM Memory for Compaq HP Z Series Workstations Z200 Workstation, Z210 CMT Workstation (Xeon E3, Core i3 and Intel Pentium processors), Z400 Workstation (4 DIMM Slots), Z400 Workstation (6 - Walmart.com
This is my HP Z400, upgraded with a Xeon X5690. 12gb of ram, 2x500gb SSD, 2x250gb HDD, GTX 960 (the gpu is totally overkill lol). This is my first server! Running pterodactyl
CMS 8GB (2X4GB) DDR3 10600 1333MHZ ECC Non Registered DIMM Memory Ram Upgrade Compatible with HP/Compaq® Workstation Z400 Workstation for Server Only - B80 at Amazon.com
A-Tech 24GB ECC Unbuffered Memory Kit (6 x 4GB) for HP Z400 Workstation - ECC UDIMM DDR3 PC3-10600 1333MHz 240-Pin DIMM 2Rx8 1.5V Dual Rank RAM (AM080899) at Amazon.com
HP Z400 almost 48GB ram Upgrade + RamDisk Benchmarks - YouTube