Choose your capacity/speed etc from the dropdown options. DDR4 RAM Memory Upgrade For HP Zbook Firefly 14 Inch G8 Mobile Workstation (Iris Xe) Laptop. 8GB, 16GB, 32GB ECC Check. SODIMM (Typically found in Laptops/AIOs etc) Pins.OEM Original memory from Crucial, Kingston, Micron, SK-hynix or Samsung depending on market supply. Please note that images are used for illustration purposes only and may not reflect the actual product from stock. We have been supplying memory upgrades online since 2008 and consider ourselves to be memory experts as this is our core business and sole focus. We supply memory cards, flash drives, DRAM and SSDs for all different types of devices.