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HP Z840
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HP Z840 6 Core Intel Xeon E5 V3 2.4GHz 16GB 1TB HDD

PC Mag Editor's Choice
6 Intel Xeon E5 V3 2.4GHz 16GB Nov 2014
Processor Core Processor Family Processor Clock Speed Internal Memory Release Date
Push your computing boundaries with the HP Z840 Workstation that helps you keep up with your biggest projects. Built for high-end computing and visualization, it delivers outstanding performance... More
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HP Z840 Workstation Review
HP Z840 Workstation UNBOXING Windows 7 Professional
Review of the HP Z840 Workstation, Z27s Display & Quadro M6000

12 Reasons For

HP Has Good Reviews for Its Computers

Based on 242 expert and owner reviews, HP has good ratings for its computers. HP also has good ratings specifically for its many processor core personal computers compared to other manufacturers.

64-Bit Processor Operating Mode

This personal computer supports a 64-bit processor operating mode, which is typical of many similar spec computers that have been on the market for around the same time as it.

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Two CPUs Configuration (max)

The HP Z840 is a PC that takes two CPUs configuration (max).

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Eight USB 3.0 (3.1 Gen 1) Type-A Ports

Most PCs that have been available for more than two years have between two and eight USB 3.0 (3.1 Gen 1) Type-A ports, including the HP Z840 which has eight USB 3.0 (3.1 Gen 1) Type-A ports.

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Fairly Big Max Internal Memory Supported Processor

Many processor core personal computers that are a similar age to the Z840 have max internal memory supported processors of between 64GB and 770GB. The HP Z840 has one of the bigger max internal memory supported processors (768 gigabytes) amongst personal computers of this age.

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Fairly Fast Memory Clock Speed Supported by Processor

With a memory clock speed supported by processor of 1,600 megahertz, the HP Z840 has a quite fast memory clock speed supported by processor compared to most of the other similar spec PCs that have been available for a comparable time to the Z840. Across all the many processor core personal computers that were released more than two years ago the memory clock speeds supported by processors range from 800MHz to 1,600MHz, and the average memory clock speed supported by processor is 1,100MHz.

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Very Big Maximum Internal Memory

Across all the personal computers of this spec and age the maximum internal memory range from 32GB to 520GB. At 512 gigabytes, the HP Z840 has a quite big maximum internal memory compared to most of the other many processor core personal computers that have been available for a comparable time to the Z840.

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DDR4-SDRAM Internal Memory Type

The HP Z840 has a DDR4-SDRAM internal memory type which is newer than the DDR3-SDRAM internal memory type found on most many processor core personal computers that came out around the same time as it.

This desktop computer's internal memory type (DDR4-SDRAM) is in fact the best internal memory type amongst all computers of a similar spec and age to the Z840.

Amongst similar types of desktop computer the worst internal memory type is DDR3-SDRAM.

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Eight USB 3.0 Ports

The HP Z840 is a eight USB 3.0 port personal computer. Most of the other PCs of a similar spec and age to the Z840 have between two and eight USB 3.0 ports.

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Three PCI Express X16 (Gen 3.x) Slots

The HP Z840 is a three PCI Express x16 (Gen 3.x) slot PC. Most of the other desktop computers of a comparable type and age to the Z840 have between two and three PCI Express x16 (Gen 3.x) slots.

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Has One Memory Slot

The HP Z840 has a greater number of memory slots than most computers that were released more than two years ago. The most frequently found memory slot is 4x DIMM, but this memory slot is not found on this desktop computer. The memory slots 8x DIMM are also found on this personal computer.

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DVD Super Multi Optical Drive Type

The optical drive type of this computer is DVD Super Multi, which is the most commonly found optical drive type on computers that have been on the market for around the same time as it.

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7 Reasons Against

Quite Slow Processor Clock Speed

Across all the many processor core personal computers that were released around the same time as the Z840 the processor clock speeds range from 1.6GHz to 3.7GHz, and the average processor clock speed is 2.9GHz. The HP Z840 has a fairly slow processor clock speed (only 2.4 gigahertz) compared to most of the other many processor core personal computers that were released more than two years ago.

If you are looking for a faster processor clock speed then you might want to consider the P700[pl_2552838_price] (2.6GHz), or the P900[pl_2556129_price] (2.6GHz) both from Lenovo.

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Only Two USB 2.0 Ports

The HP Z840 is a two USB 2.0 port personal computer.

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Quite Slow Max Memory Bandwidth Supported Processor

At only 59 gigabytes per second, the HP Z840 has a quite slow max memory bandwidth supported processor compared to most of the other comparable spec computers that are a similar age to the Z840. Comparable spec personal computers that have been around for around the same time as the Z840 have max memory bandwidth supported processor of between 32GB/s and 68GB/s.

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Quite Slow Maximum Turbo Frequency

Across all the many processor core personal computers that were launched more than two years ago the maximum turbo frequencies range from 2.5GHz to 4GHz. The HP Z840 has one of the slower maximum turbo frequencies (only 3.2 gigahertz) amongst comparable spec computers of this age.

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Only One Ethernet LAN (RJ-45) Port

Most many processor core personal computers that have been on the market for around the same time as the Z840 have one Ethernet LAN (RJ-45) port, including the HP Z840 which has one Ethernet LAN (RJ-45) port.

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Only 12 Processor Threads

Most PCs of this type and age have between 6 and 23 processor threads, including the HP Z840 which has 12 processor threads.

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Heavy

Across all the computers that have been around for a comparable time to the Z840 the weights range from 250g to 30kg, and the average weight is 12kg. The HP Z840 is one of the heavier computers that have been on the market for a similar time to the Z840 (21.1 kilograms) amongst similar spec PCs of this age.

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5 Other reasons to consider the HP Z840

Released Over Two Years Ago

It was over two years ago when this PC was released.

Average Internal Memory

The HP Z840 has a relatively standard internal memory (16 gigabytes) compared to most of the other many processor core personal computers that have been available for a similar time to the Z840.

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Average Hard Drive Capacity

At 1,000 gigabyte, the HP Z840 has a pretty average hard drive capacity compared to most of the other personal computers of this age and spec.

If you want a PC with a bigger hard drive capacity then you might want to look at the Lenovo P700[plb_2552850_price] (2TB).

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Average Total Storage Capacity

At 1,000 gigabyte, the HP Z840 has a fairly typical total storage capacity compared to most of the other personal computers of a comparable type and age to the Z840.

If this computer total storage capacity is not big enough for you then you might also want to consider the Lenovo P700[plb_2552850_price] (2TB).

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HDD Storage Medium

The HP Z840 has an HDD storage medium which is faster than the Flash storage medium found on most personal computers of a comparable age and type to it. A Hard Disk Drive (HDD) is the traditional storage method for computers. A HDD stores the information on magnetic disks. HDD drives are cheap, but they are slower than Flash and SSD bases storage systems.

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Specification

Processor
Processor Core
Processor Family
Processor Clock Speed
PCI Express Slots Version
Processor Thread
System Bus Data Transfer Rate
Processor Cache
Processor Socket
Maximum Turbo Frequency
Processor Model
Processor That Supports ECC
Memory Channel Supported Processor
Max Memory Bandwidth Supported Processor
Memory Clock Speed Supported by Processor
Memory Type Supported Processor
Max Internal Memory Supported Processor
Processor Series
Tcase
PCI Express Lane (maximum)
Stepping
QPI Link
Processor Operating Mode
PCI Express Configuration
Processor Codename
Processor Lithography
Thermal Design Power (TDP)
Bus Type
Processor Cache Type
Processor Installed
Memory
Internal Memory
Error Checking and Correcting (ECC)
Memory Clock Speed
Memory Slot
Memory Layout
Maximum Internal Memory
Internal Memory Type
Storage
Total Storage Capacity
Storage Medium
Hard Drive Capacity
RAID File Storage
Hard Drive Speed
Hard Drive Interface
Hard Drive
Optical Drive
BD Interface Type
Optical Drive
Optical Drive Type
Graphics
On-Board Graphics Adapter Model
Operating System/software
Operating System
Recovery Operating System
Operating System Architecture
Networking
Cabling Technology
Ethernet LAN Data Rate
Ethernet LAN Connection
Ports & Interfaces
Serial Port
Headphone Out Port
Microphone in Port
Line-Out Port
Line-In Port
Ethernet LAN (RJ-45) Port
PS/2 Port
USB 2.0 Port
USB 3.0 (3.1 Gen 1) Type-A Port
Expansion Slots
PCI Express X16 (Gen 3.x) Slot
PCI Express X8 (Gen 3.x) Slot
PCI Express X4 (Gen 3.x) Slot
PCI Express X1 (Gen 2.x) Slot
Design
Chassis Type
5.25" Bay
3.5" Bay
Case Colour
Performance
Audio System
Motherboard Chipset
Product Type
Processor Special Features
Physical Address Extension (PAE)
Intell Identity Protection Technology
Intel Hyper-Threading Technology
Intel Turbo Boost Technology
Intel VPro Technology
Intel 64
Embedded Options Available
Enhanced Intel SpeedStep Technology
Intel Secure Key
Intel AES New Instructions
Idle States
OS Guard
Thermal Monitoring Technology
Execute Disable Bit
Intel Trusted Execution Technology
Intel VT-X With Extended Page Tables (EPT)
Intel Virtualization Technology (VT-X)
Instruction Set
Intel Enhanced Halt State
Processor Code
Scalability
Intel Virtualization Technology for Directed I/O
Processor Package Size
CPU Configuration (max)
Physical Address Extension (PAE)
Intel Demand Based Switching
Intel Smart Cache
Intel Secure Key Technology Version
Processor ARK ID
Power
Power Supply
Weight & Dimensions
Weight
Height
Depth
Width
Certificates
Energy Star Certified
Packaging Content
Keyboard Supplied
Other Features
Intel Virtualization Technology

1 Award

PC Mag Editor's Choice

Expert Reviews

(5)
30 September 2015

The HP Z840 workstation is a high-powered business class tower that is a one-stop shop for all aspects of your company. The HP Z840 is powerful enough to handle the work of a CAD, multimedia, or...

Powerful
Fully, customizable, year support
Fullycustomizable
3year support
Incredible expandability
Can get pricey
No WiFi adaptercard installed
Weight
2TB of memory not available until 3rd quarter 2015 when 128 GB DIMMs become available
Expensive
29 September 2015

The HP Z840 workstation is a high-powered business class tower that is a one-stop shop for all aspects of your company. The HP Z840 is powerful enough to handle the work of a CAD, multimedia, or...

25 January 2015

Video editors, rejoice! Hewlett-Packard has come forth with their new HP Z840. Released in August of 2014, the Z840 is built to expand to meet whatever you would like to throw at it. With up to 36... Read more…

20 January 2015

The HP Z840 is a high-end, dual-socket, professional workstation with two octo-core processors, prodigious expansion space, and ISV-certified graphics for your multi-million-dollar projects...

PC Mag

25 November 2014

It's hard to find fault with the HP Z840. If you're a Mac user, you may wonder why there isn't an onboard Thunderbolt connector. HP does support Thunderbolt 2, though that support is limited to an...

User Reviews

(1)
Reviewed 29 April 2016 by BRIAN C.

This is an extremely powerful workstation. However, I wasn't aware that it didn't have onboard or integrated graphics, so I installed an AMD(the cheapest firepro workstation card) and now the... Read more…

IPMI, small form factor, reasonable ESXi 5.0 compatibility
IKVM IPMI
Power consuption
Seems stable
Silent
NI 2 not recognized by ESXi 5.0 (more vmWare's fault than SuperMicro's), Serious BIOS issues, SuperMicro support was not helpful at all. The BIOS revision that my board shipped with 1.1a) has some ve
8GB sticks yet
I would like other PCI slots, but I'm fine. Very expensive server memory. Not good if you have limited budget
I wanted a low power Linux home server and this board is outstanding. If it had one more PCI Express slot it would be beyond perfect
One of the ethernet ports isn't recognized by ESXi and there's no USB 3.0. Knew both of those going in and was willing to accept those absenses knowing that the support for the 2nd ethernet will most

Brochures and Manuals

+- Manufacturer's Description

Product Identifiers

Manufacturer Part Numbers hp g1x56, hp t4k63, hp t4k31, hp g1x56e, hp t4k63e, hp t4k31e, hp g1x56et, g1x56etabd, hp t4k63et, hp t4k31et, g1x56etabz, hp p214838, hp g1x56ea, hp p231251, g1x56etabu, hp p233442, hp e52620v3, hp bd41za00, hp bd41zs00, hp p214838p, hp g1x56eaa, hp p231251p, hp b024zs00, hp inc z840, hp e52620v4, hp p233442p, hp b024za00, hp c9qgza00, hp g1x56eta, hp t4k63eta
Barcodes 00888793852439, 00888793852446, 00888793890721, 00888793890769, 00888793890998, 00888793891384, 00888793891391, 00888793891407, 00888793891414, 00889296022558, 00889296022565, 00889296022626, 00889296022640, 00889894878847, 00889899645093, 04053162854000, 08887938524394, 08892960226260

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See How Other PCs Compare to the HP Z840

Lenovo ThinkCentre E73 vs HP Z840

Lenovo ThinkCentre E73 vs HP Z840
Lenovo ThinkCentre E73
4 core Intel Core i5-4xxx 2.8GHz 4GB 500GB HDD
HP Z840
6 core Intel Xeon E5 v3 2.4GHz 16GB 1TB HDD
£ 1,200.00
Shorter
Newer Intel Identity Protection Technology Version
Three Times Lighter
User Reviews Are Better
Six Less USB 3.0 Ports
Only One Ethernet LAN (RJ-45) Port

HP 280 G1 vs HP Z840

HP 280 G1 vs HP Z840
HP 280 G1
4 core Intel Core i5-4xxx 3GHz 4GB 500GB HDD
HP Z840
6 core Intel Xeon E5 v3 2.4GHz 16GB 1TB HDD
£ 343.19
385.3mm Shallower
138.1mm Narrower
Lighter
3x Shorter
Six Less USB 3.0 Ports
Only One Ethernet LAN (RJ-45) Port

HP 400 vs HP Z840

HP 400 vs HP Z840
HP 400
4 core Intel Core i5-4xxx 3GHz 4GB 500GB HDD
HP Z840
6 core Intel Xeon E5 v3 2.4GHz 16GB 1TB HDD
£ 262.85
Narrower
Vastly Newer Intel Identity Protection Technology Version
Vastly Lighter
Significantly Shallower
500GB Smaller Total Storage Capacity
240GB Smaller Maximum Internal Memory
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