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HP 840
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HP 840 12 Core Intel Xeon E5 V3 2.5GHz 32GB 512GB SSD

£4,777.28
£3,847.56 £929.72 cheaper than 24 days ago
12 Intel Xeon E5 V3 2.5GHz 32GB Dec 2015
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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15 Reasons For

Good Brand

We checked 242 expert and owner reviews for HP PCs and found that on average HP has good reviews compared to other manufacturers. We also found that HP has good reviews specifically within its many processor core personal computers range.

64-Bit Processor Operating Mode

This personal computer supports a 64-bit processor operating mode, which is the most frequently supported processor operating mode on many processor core personal computers that have been on the market for around the same time as it.

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Two CPUs Configuration (max)

The HP 840 takes more CPUs configuration (max) than most of the latest PCs. Most of the latest PCs only take one CPU configuration (max), however this computer takes two CPUs configuration (max).

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

The HP 840 has more USB 3.0 (3.1 Gen 1) Type-A ports than most of the many processor core personal computers that were released in the last 12 months. Most of the desktop computers that were launched around the same time as the 840 only have between two and seven USB 3.0 (3.1 Gen 1) Type-A ports, however this personal computer has eight USB 3.0 (3.1 Gen 1) Type-A ports.

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Only Released Six Months Ago

This HP PC was released just six months ago.

Price Has Recently Dropped by £929.08

The 840 has dropped in price by £929.08 in the last month.

Quite Fast Memory Clock Speed Supported by Processor

The HP 840 has one of the faster memory clock speeds supported by processors (1,600 megahertz) amongst many processor core personal computers of this age. Across all the desktop computers that have been around for the last year the memory clock speeds supported by processors range from 1,300MHz to 1,600MHz.

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SSD Storage Medium

The storage speed of this personal computer is SSD, which is the most commonly found storage medium on many processor core personal computers that are a similar age to it. Solid State Drives (SSD) store information in transistors on a circuit board rather than on optical or magnetic media. This has the advantage of being much faster than a traditional HDD drive.

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24 Processor Threads

The HP 840 is a 24 processor thread personal computer.

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Quite High System Bus Data Transfer Rate

The average system bus data transfer rate of many processor core personal computers that are a similar age to the 840 is 8.5GT/s. At 9.6 Gigatransfers per second, the HP 840 has a quite high system bus data transfer rate compared to most of the other many processor core personal computers that are a comparable age to the 840.

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Fairly Big Processor Cache

The HP 840 has one of the bigger processor caches (30 megabytes) amongst PCs of this age. Comparable spec personal computers that were launched in the last year have processor caches of between 15MB and 35MB.

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Very Big Maximum Internal Memory

Across all the similar spec computers that were released in the last 12 months the maximum internal memory range from 32GB to 520GB. The HP 840 has a very big maximum internal memory (512 gigabytes) compared to most of the other similar spec PCs that are a comparable age to the 840.

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DDR4-SDRAM Internal Memory Type

This computer has a DDR4-SDRAM internal memory type, which is typical of many personal computers that are a comparable age to it.

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Two Ethernet LAN (RJ-45) Ports

Most of the other personal computers that were released in the last 12 months only have one Ethernet LAN (RJ-45) port, however the HP 840 has two Ethernet LAN (RJ-45) ports.

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Has One Memory Slot

The number of memory slots found on the HP 840 is more than most many processor core personal computers that were released around the same time as it. This computer has an 8x DIMM memory slot, which is the most frequently found memory slot found on latest similar spec personal computers.

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3 Reasons Against

Expensive

The price range of desktop computers that came out in the last year is from £900 to £3,849. We think that this desktop computer looks expensive compared to other desktop computers that came out in the last year.

Quite Small Max Internal Memory Supported Processor

At only 768 gigabytes, the HP 840 has a quite small max internal memory supported processor compared to most of the other recently released similar spec desktop computers. Across all the latest personal computers the max internal memory supported processors range from 64GB to 1.6TB, and the average max internal memory supported processor is 960GB.

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Very Heavy

When compared to other personal computers that are a comparable age to the 840, the HP 840's weight of 21.1 kilograms is one of the heaviest. Across all the many processor core personal computers that have been on the market for around the same time as the 840 the weights range from 250g to 28kg, and the average weight is 13kg.

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3 Other reasons to consider the HP 840

Average Internal Memory

At 32 gigabytes, the HP 840 has a fairly standard internal memory compared to most of the other recently released many processor core personal computers.

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Average Total Storage Capacity

The HP 840 has a fairly average total storage capacity (512 gigabytes) compared to most of the other many processor core personal computers that were launched in the last 12 months.

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Average Processor Clock Speed

With a processor clock speed of 2.5 gigahertz, the HP 840 has a relatively typical processor clock speed compared to most of the other latest many processor core personal computers.

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Specification

Features
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
Ergonomics
Memory
Internal Memory
Memory Clock Speed
Memory Slot
Memory Layout
Maximum Internal Memory
Internal Memory Type
Storage
Total Storage Capacity
Storage Medium
Solid-State Drive Interface
Solid-State Drive Capacity
Solid State Drive Installed
Integrated Card Reader
Optical Drive
BD Interface Type
Optical Drive
Optical Drive Type
Video
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 X4 (Gen 2.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)
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
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
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
Display
Power
Power Supply
Weight & Dimensions
Weight
Height
Depth
Width
Operational Conditions
Certificates
Energy Star Certified
Packaging Content
Other Features
Technical Details
Technical Details
Management Features

Expert Reviews

21 February 2000

The Deskjet 840C incorporates PhotoREt II, ColourSmart III, and both USB and parallel connectivity, so youd be forgiven for thinking the £99 price tag was a misprint...

+- Manufacturer's Description

Product Identifiers

Manufacturer Part Numbers hp t4k32, hp t4k32e, hp t4k32et, hp t4k32eta, hp t4k32etab, hp t4k32etabu
Barcodes 00889894878885, 00889894878946, 00889894889683, 00889894889744

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See How Other PCs Compare to the HP 840

DELL Precision T7810 vs HP 840

DELL Precision T7810 vs HP 840
DELL Precision T7810
10 core Intel Xeon E5 v4 2.2GHz 64GB 2TB HDD
HP 840
12 core Intel Xeon E5 v3 2.5GHz 32GB 512GB SSD
£ 1,798.80 £3,847.56
Bigger Total Storage Capacity
71% Lighter
Four More USB 2.0 Ports
32GB Bigger Internal Memory
Four Less USB 3.0 (3.1 Gen 1) Type-A Ports
Three Times Smaller Maximum Internal Memory

Apple Mac Pro vs HP 840

Apple Mac Pro vs HP 840
Apple Mac Pro
6 core Intel Xeon E5 3.5GHz 16GB 256GB Flash
HP 840
12 core Intel Xeon E5 v3 2.5GHz 32GB 512GB SSD
£ 2,899.00 £3,847.56
Six More Awards
4x Lighter
Three Times Shallower
User Reviews Are a Lot Better
Significantly Smaller Maximum Internal Memory
Smaller Total Storage Capacity

HP Z440 vs HP 840

HP Z440 vs HP 840
HP Z440
6 core Intel Xeon E5 v3 3.5GHz 16GB 1TB Hybrid-HDD
HP 840
12 core Intel Xeon E5 v3 2.5GHz 32GB 512GB SSD
£ 900.00 £3,847.56
Vastly Better User Reviews
1 Newer Intel Identity Protection Technology Version
Lighter
Six More USB 2.0 Ports
One Less Ethernet LAN (RJ-45) Port
Six Less USB 3.0 (3.1 Gen 1) Type-A Ports
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