Experience massive workstation power with support for 145W processors powering up to 36 cores in a dual Intel Xeon processor configuration. The HP Z640 Workstation uses Z DNA to provide a high-end workstation experience.
Build the perfect workstation for your needs. The HP Z640 Workstation featuring Windows 8.1 provides incredible expansion in a small footprint. With up to 8 memory DIMMs, up to 4 internal hard drives, optional Thunderbolt 2, and the HP Z Turbo Drive, you get storage, performance, and the freedom to create.
Experience the quiet
Concentrate on your work using a workstation that is whisper quiet. When every inch, watt, and decibel makes a difference, count on the HP Z640 Workstation.
2 (total) / 2 (free) x external 5.25" x 1/2H , 3 (total) / 2 (free) x internal 3.5" x 1/3H , 1 (total) / 0 (free) x external 5.25" Slim Line
2 (total) / 1 (free) x CPU , 4 (total) / 2 (free) x DIMM 288-pin , 1 (total) / 1 (free) x PCIe 2.0 x4 - half-length, full-height , 2 (total) / 2 (free) x PCIe 3.0 x16 - full-length, full-height , 1 (total) / 1 (free) x PCIe 3.0 x8 - full-length, full-height , 1 (total) / 1 (free) x PCI - full-length, full-height , 1 (total) / 1 (free) x PCIe 2.0 x1 - full-length, full-height
8 x USB 3.0 (4 front, 4 rear) , 2 x USB 2.0 , 1 x PS/2 mouse , 1 x PS/2 keyboard , 1 x LAN (Gigabit Ethernet) , 1 x audio line-in , 1 x microphone (1 rear) , 1 x audio line-out , 1 x headphones (1 rear)
Handle in Top Optical Bay
Power-on password, Setup Password
Security lock slot (cable lock sold separately)
Security Slot Type
Kensington security slot
ACPI 2.0, RoHS, WEEE
AC 120/230 V (50/60 Hz)
80 PLUS Certification
Power Factor Correction
Operating System / Software
Microsoft Windows 7 Professional 64-bit Edition (available through downgrade rights from Windows 8.1 Pro 64-bit) + Windows 8.1 Pro 64-bit Licence
Dimensions & Weight
Min Operating Temperature
Max Operating Temperature
Humidity Range Operating
8 - 85% (non-condensing)
Other bundles (2)
HP Z640 Workstation Intel Xeon E5-2620v3 16GB 1TB...