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
HP Z400 Workstation Refurbished Desktop PC Intel Xeon 8GB Memory 1TB Hard Drive120GB Solid State Drive Windows 10 HZ400TX81120WP - Office Depot
HP Z400 Workstation Memory/RAM & SSD Upgrades | Kingston
Arch Memory Replacement for HP A2Z50AA 8GB 240-Pin DDR3 1600 MHz ECC UDIMM RAM for Z400 Z420 Z620 Z820 at Amazon.com
Solved: Z400 X5690 W3690 Fastest Processors - Page 2 - HP Support Community - 5683601
HP Z400 Xeon X5660 PC 18Gb 256Gb SSD +500Gb Radeon HD 7850 Win 10 Pro [*i7-3770] | eBay
HP Z400 2.5" SSD Adapter Mount by edZed | Download free STL model | Printables.com
Solved: Z400 Aftermarket Upgrades - HP Support Community - 5691838
HP Z400 Xeon W3550 8Gb 500Gb SSD
Solved: SATA III (6gb) drive is officially supported on Z400 Worksta... - HP Support Community - 7370916
HP Z400 WorkStation Computer PC Hex 6-Core Xeon - 256GB SSD - Windows 10 Pro | eBay
Acquired Z400 & xw8400 - which 1 to upgrade + issues - HP Support Community - 7346518
How to Upgrade M.2 Pcie Nvme SSD HDD RAM Hp WorkStation Z1 Entry G6 Disassembly - YouTube
HP Z400 Gaming Computer PC GeForce GTX 1060 256GB SSD 12GB RAM [Z400] - $825.00 : Professional Multi Monitor Workstations, Graphics Card Experts
HP Z400 Xeon X5660 PC 18Gb 256Gb SSD +500Gb Radeon HD 7850 Win 10 Pro [*i7-3770] | eBay
HP Z400 TWR Xeon 8/240 SSD+1TB HDD - Grado B | ExNovo Computer S.r.l
HP Z400 Workstation Desktop SSD Solid State Drive W/ Windows 10 64-Bit | eBay
Upgrading an hp z400 (six slots) - HP Support Community - 7156445
HP z400 WorkStation Xeon 6Core 12Threads 12GB Ram 120GB SSD 1GB GPU | Desktops | Gumtree Australia Camden Area - Leppington | 1312889351
12GB KIT (6 x 2GB) for HP-Compaq Z Workstation Series Z400 (6 DIMM Slots). DIMM DDR3 ECC Unbuffered PC3-10600E 1333MHz Server Ram Memory. Genuine A-Tech Brand. at Amazon.com
HP Z400 Xeon X5690 Processor Upgrade w/ 4 Memory Slot System Board - YouTube
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 Gaming Computer (GTX 1080 Ti and NVMe.2 Install) - YouTube
Solved: Highest End Z400 Build - Page 5 - HP Support Community - 5807342
Solved: Z400 Aftermarket Upgrades - HP Support Community - 5691838