32GB DDR4 - 128GB DDR4 ( UPGRADE POSSIBLE to 256GB or 512GB DDR4 ). DDR4 288 PIN. HP Z4 G4 Workstation -Max Turbo 4.50Ghz. HP Z620 HP Z820. HP Workstations. HP Proliant Servers. HP Proliant DL360 G5. HP Proliant DL380 G5.
eBay