HP Z640 WorkStation Specs Detail 
"Super Quiet Machine , Doesn't Make Any Noise"
can be used as Computer , WorkStation and Server
AutoCAD , vmWare LAB , Cisco LAB
Video Editing , Audio Editing ​, Rendering Machine 
2 Physical  Processors installed 
Support E5-1600 V3 ,  E5-2600 V3 and E5-2600 V4 Series Processors 
Support up to 22 Cores each Processor 
Support Virtualization Technology 
VT-x , Hyper V , VT , VTX Compatible 
Support vmWare , vSphere , Hypervisor 
Support EPT Extended Page Tables 
Support vmWare ESXi 5.5 , 6.0 , 6.5 , 6.7
Support Windows Server 2008 , 2012 , 2016 
Support Windows 7 , Windows 8 and Windows 10 
Support Linux , Ubuntu and many other OS 
Support 32Bit and 64 Bit Operating System
Support upto 256Gb RAM 
DDR4 Registered ECC Dimms installed 
500Gb SSD Drive 
2 X Internal Hard Drive Bays
Integrated Raid Controller 
DVD Burner Drive 
2 X Gigabit Network 10/100/1000
Integrated HD Audio
8 X USB 3.0 Ports 
4 X USB 2.0 Ports
nVidia Quadro K600  PCI Express 1Gb Dual Output  Video Card
Manufacturer  Specs Sheet :  
Click Here 
Fixed Internal Power Supply 925 Watts 
Windows 10 Professional 64Bit is installed
upon request we install Windows Server 2012 R2 Trial Version
we can also install vmWare ESXi 6.5 Trial Version
You can test this Machine when buying
Fully tested and working off-Leased unit
1 Year Hardware Replacement Warranty
upto 3 Years Extended Warranty is available

HP Z640 V3 and V4 CPU