Free shipping!                 Shop the latest deals!


Sorry. Your search did not match any active Crucial part numbers or configuration IDs.

Please refine your selection.

The maximum number of products that can be compared is 4. Please refine your selection.

Please refine your selection.

Please select the products to be compared from same category.

About your HP Z640 Workstation

Your computer's memory capability:

Max DDR4 LRDIMM:
256GB
DDR4 RDIMM:
128GB
Slots:
8

What's supported by your system:


While Crucial doesn't have an internal SSD option for your computer, our portable SSDs are great for added storage without opening up your case.

All compatible upgrades

Compatible memory for:

HP Z640 Workstation

Internal SSD for:

HP Z640 Workstation

External SSD for:

HP Z640 Workstation