HP Z640 Workstation

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Quick Overview

Intel Xeon E5-2609 v4 (20M Cache 1.7GHz), 8GB DDR4 2400MHz, 1000GB HDD, DVD SuperMulti, Gigabit Ethernet, Windows 7 Professional 64-bit

Redefine versatility and flexibility. Expand your capabilities with HP’s Z640 Workstation offering powerful performance, whisper-quiet computing, and tool-less access in compact design.

Power up

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.

Versatility redefined

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.


Primed to perform

Achieve the performance you need with the ability to support two next generation Intel® Xeon® processors for up to 36 total processor cores in one system.

See everything clearly

Take productivity up a notch with the ability to do more thanks to NVIDIA professional graphics cards in 2D or 3D.

Graphics pro

Get serious about graphics and reach peak productivity with access to a breadth of AMD professional graphics from entry to high-end 3D.

High-power ports

Maximize your time and increase your capabilities with USB and SATA ports, plus lightning-fast data transfers using optional Thunderbolt™ 2 technology.

Conveniently compact

A tool-free chassis boasts low acoustics, single integrated Gb Ethernet, a front handle, rear ledge and is 4U rack mountable—all in a compact design.

Set a new performance curve for your HP Z640

Reduce boot up, calculation, and graphics response and revolutionize how your HP Z640 handles large files with the HP Z Turbo Drive, a remarkably fast and innovative storage solution.

See every angle

Take multitasking to a new level with the ability to easily connect and work on up to eight displays.

Your personal system engineer

Optimize this HP Z640 for peak performance. HP Performance Advisor7 configures your system with updated settings and drivers to help maximize performance.

Device management made easy

Each HP Z640 Workstation works with HP Client Management Solutions,8 and optional Microsoft® Systems Center Configuration Manager9 to deploy, manage, and secure your PC.

Additional Information


Processor frequency 1.7 GHz2.1 GHz3.3 GHz
Processor family Intel Xeon E5 v4Intel Xeon E5 v4Intel® Xeon® E5 Family
Processor model E5-2609V4E5-2620V4E5-2643
Processor cores 884
Number of processors installed 111
Processor socket LGA 2011-v3LGA 2011-v3LGA 2011 (Socket R)
Processor cache 20 MB20 MB10 MB
Processor cache type Smart CacheSmart CacheSmart Cache
System bus rate 6.4 GT/s8 GT/s8 GT/s
Processor threads 8168
PCI Express slots version
Processor lithography 14 nm14 nm32 nm
Processor operating modes 64-bit64-bit64-bit
Stepping R0R0M1
Number of QPI links 222
Processor codename BroadwellBroadwell
Thermal Design Power (TDP) 85 W85 W130 W
Maximum number of PCI Express lanes 404040
Tcase 74 °C74 °C73 °C
Maximum internal memory supported by processor 1536 GB1536 GB750 GB
Conflict Free processor
Memory types supported by processor DDR4-SDRAMDDR4-SDRAMDDR3-SDRAM
Memory clock speeds supported by processor 1600,1866 MHz1600,1866,2133 MHz800,1066,1333,1600 MHz
Memory bandwidth supported by processor (max) 59.7 GB/s68.3 GB/s51.2 GB/s
Memory channels supported by processor QuadQuadQuad
ECC supported by processor
Processor boost frequency 3 GHz3.5 GHz
CPU multiplier (bus/core ratio) 35


Internal memory 8 GB8 GB16 GB
Internal memory type DDR4-SDRAMDDR4-SDRAMDDR4-SDRAM
Maximum internal memory 256 GB256 GB256 GB
Memory layout (slots x size) 2 x 4 GB1 x 8 GB2 x 8 GB
Memory slots 4x DIMM4x DIMM
Memory clock speed 2400 MHz2400 MHz2400 MHz
Total storage capacity 1000 GB256 GB512 GB
Storage media HDDSSDSSD
Number of hard drives installed 1
Hard drive capacity 1000 GB
Hard drive interface Serial ATA
Hard drive speed 7200 RPM
Card reader integrated
Number of SSDs installed 11
Solid-state drive capacity 256 GB512 GB
Solid-state drive interface PCI ExpressPCI Express
On-board graphics adapter
On-board graphics adapter model Not availableNot availableNot available
Discrete graphics adapter model Not availableNot available
Optical drive type DVD Super MultiDVD-ROMDVD Super Multi
Optical drives quantity 1
BD interface type SATA
Ethernet LAN
Ethernet LAN data rates 10,100,1000 Mbit/s10,100,1000 Mbit/s10,100,1000 Mbit/s
Cabling technology 10/100/1000Base-T(X)
USB 2.0 ports quantity 222
USB 3.0 (3.1 Gen 1) Type-A ports quantity 888
DVI port
Ethernet LAN (RJ-45) ports 111
Microphone in
Headphone outputs 111
PS/2 ports quantity 222
Combo headphone/mic port
PCI Express x1 (Gen 2.x) slots 111
PCI Express x4 (Gen 2.x) slots 111
PCI Express x8 (Gen 3.x) slots 111
PCI Express x16 (Gen 3.x) slots 222
PCI slots 111
Colour of product BlackBlackBlack
Chassis type TowerDesktopDesktop
Number of 3.5" bays 222
Number of 5.25" bays 222
Water cooling system
Product type WorkstationWorkstationWorkstation
Motherboard chipset Intel C612Intel C612Intel C612
Audio chip Realtek ALC221Realtek ALC221Realtek ALC221
Operating system installed Windows 7 ProfessionalWindows 7 ProfessionalWindows 7 Professional
Operating system architecture 64-bit64-bit64-bit
Optional operating system supplied Windows 10 Pro
Intel® vPro™ Technology
Intel 64
Enhanced Intel SpeedStep Technology
Embedded options available
Intel VT-x with Extended Page Tables (EPT)
Intel TSX-NI
Idle States
Thermal Monitoring Technologies
Intel® AES New Instructions (Intel® AES-NI)
Intel® Secure Key
Intel® OS Guard
Intel Trusted Execution Technology
Execute Disable Bit
Intel Flex Memory Access
Intel Enhanced Halt State
Intel Demand Based Switching
Processor package size 52.5 x 5152.5 x 5152.5
Supported instruction sets AVX 2.0AVX 2.0AVX
Processor code SR2P1SR2R6
Scalability 2S2S2S
Physical Address Extension (PAE) 46 bit46 bit
CPU configuration (max) 222
Intel Virtualization Technology for Directed I/O (VT-d)
Intel Virtualization Technology (VT-x)
Processor ARK ID 929909298664587
Intel® Turbo Boost Technology 2.0
Intel® Hyper Threading Technology (Intel® HT Technology)
Intel® Identity Protection Technology (Intel® IPT)
Graphics & IMC lithography 32 nm
Intel Identity Protection Technology version 0.00
Power supply 925 W925 W925 W
Width 175 mm175 mm175 mm
Depth 464.8 mm464.8 mm464.8 mm
Height 444.5 mm444.5 mm444.5 mm
Weight 15 kg15 kg15 kg
Display included
Keyboard supplied
Mouse included
Drivers included
Energy Star certified