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Alienware X51
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Alienware X51 4 Core Intel Core I7-4xxx 3.4GHz 8GB 2TB HDD

Digital Versus 5 Star PC Advisor.co.uk Recommended PC Mag Editor's Choice tomsguide.com Editor's Choice Digitaltrends.com Recommended Product
4 Intel Core I7-4xxx 3.4GHz 8GB Feb 2014
Processor Core Processor Family Processor Clock Speed Internal Memory Release Date
The key to any victory is preparation. With the Alienware X51 you can have up to the high performance of 4th Gen Intel Core processors, graphics and storage you need to overwhelm your opponents... More
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ONYX Online GmbH onyx de
Alienware X51 from ONYX Online GmbH onyx de
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ALIENS IN MY LIVINGROOM! - Alienware X51 Unboxing & Setup! (1080p)
TmarTn's Introduction to PC Gaming!! (Battlefield 3 on Alienware X51)
Alienware X51 Small Form Factor Gaming PC Review
Alienware X51 Review

19 Reasons For

64-Bit Processor Operating Mode

This personal computer supports a 64-bit processor operating mode, which is typical of many comparable spec PCs that have been available for a similar time to it.

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

Most PCs of this age and spec have between one and eight USB 3.0 (3.1 Gen 1) Type-A ports, including the Alienware X51 which has eight USB 3.0 (3.1 Gen 1) Type-A ports.

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Fairly Fast On-Board Graphics Adapter Dynamic Frequency

The Alienware X51 has a fairly fast on-board graphics adapter dynamic frequency (1,200 megahertz) compared to most of the other computers of a comparable age and spec to the X51. The slowest on-board graphics adapter dynamic frequency of PCs of this age and type is 850MHz, the fastest is 860,000MHz, and the average on-board graphics adapter dynamic frequency is 3,200MHz.

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Fairly Big Maximum On-Board Graphics Adapter Memory

With a maximum on-board graphics adapter memory of 1.74 gigabytes, the Alienware X51 has one of the bigger maximum on-board graphics adapter memories amongst medium processor core personal computers of this age. Desktop computers of this spec and age have maximum on-board graphics adapter memories of between 1GB and 2GB.

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11 On-Board Graphics Adapter DirectX Version

This computer supports a 11.1 on-board graphics adapter DirectX version, which is typical of many computers of this spec and age.

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Very Big Hard Drive Capacity

The Alienware X51 has one of the biggest hard drive capacity (2,000 gigabytes) amongst comparable spec computers of this age. Across all the desktop computers that have been around for around the same time as the X51 the hard drive capacity range from 320GB to 3TB.

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Very Big Total Storage Capacity

Medium processor core personal computers that have been around for more than two years have total storage capacity of between 32GB and 3TB, and the average total storage capacity is 710GB. With a total storage capacity of 2,000 gigabytes, the Alienware X51's total storage capacity is one of the biggest amongst PCs of this age and type.

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Fairly Big Internal Memory

The average internal memory of medium processor core personal computers that have been available for more than two years is 7.5GB, and the internal memory range from 2GB to 64GB. With an internal memory of 8 gigabytes, the Alienware X51 has one of the bigger internal memory amongst medium processor core personal computers of this age.

We compared all the other 8GB memory desktop computers to this PC and we think the HP Z420[plb_2176834_price] which is cheaper is also worth considering.

If this medium processor core desktop computer internal memory is not big enough for you then you might also want to look at the HP Z230[plb_2252581_price] (16GB).

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3 PCI Express Slots Version

This computer supports a 3 PCI Express slots version, which is the most frequently supported PCI Express slots version on medium processor core personal computers that were released around the same time as it.

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L3 Processor Cache Level

This computer has a L3 processor cache level, which is the most frequently found processor cache level on personal computers that were launched more than two years ago.

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10/100/1000Base-T(X) Cabling Technology

This computer has a 10/100/1000Base-T(X) cabling technology, which is the most commonly found cabling technology on desktop computers of a comparable age and type to it.

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Eight USB 3.0 Ports

Most medium processor core personal computers that came out around the same time as the X51 have between one and eight USB 3.0 ports, including the Alienware X51 which has eight USB 3.0 ports.

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Eight Processor Threads

The Alienware X51 is a eight processor thread personal computer.

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Quite Big Processor Cache

With a processor cache of 8 megabytes, the Alienware X51 has one of the bigger processor caches amongst medium processor core personal computers of this age. The processor caches of medium processor core personal computers that were released more than two years ago range from 0.51MB to 10MB, and the average processor cache is 6.8MB.

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7.1 Audio Output Channel

The Alienware X51 has a better audio output than most personal computers that have been on the market for a comparable time to it. This desktop computer has a 7.1 audio output channel, whereas most computers of this type and age have a 5.1 audio output channel.

This desktop computer's audio output (7.1) is in fact the best audio output across all similar spec computers that were released more than two years ago.

A 5.1 audio output channel is the worst audio output across similar types of desktop computer.

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Quite Big L3 Cache

The L3 caches of PCs of a comparable spec and age to the X51 range from 2MB to 10MB, and the average L3 cache is 6.9MB. At 8 megabytes, the Alienware X51 has a fairly big L3 cache compared to most of the other personal computers of a similar spec and age to the X51.

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GDDR Discrete Graphics Memory Type

This personal computer supports a GDDR5 discrete graphics memory type, which is typical of many PCs of this spec and age.

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Light

With a weight of only 5.5 kilograms, the Alienware X51 is one of the lighter computers of this age and spec amongst medium processor core personal computers of this age. The lightest medium processor core desktop computer that was launched around the same time as the X51 is 250g heavy and the heaviest is 24kg.

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Very Narrow

At only 95 millimeters, the Alienware X51 is quite narrow compared to most of the other personal computers of a similar type and age to the X51. The widths of computers of a similar age and spec to the X51 range from 33mm to 490mm, and the average width is 190mm.

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4 Reasons Against

Unexceptional Brand

Whilst Alienware is one of the unremarkable personal computer manufacturers according to average user and expert reviews, Alienware has good reviews specifically within its medium processor core personal computers range.

Only HDD Storage Medium

The storage speed of this computer is HDD, which is typical of many similar spec PCs that are a comparable age 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.

There are a number of alternative HDD desktop computers currently available which you might want to consider including cheaper personal computers such as the HP Z420[plb_2176834_price], or the Lenovo ThinkCentre E73[plb_2338866_price].

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Only Has One Memory Slot

The Alienware X51 has a greater number of memory slots than most medium processor core personal computers that were released more than two years ago. The most commonly found memory slot is 4x DIMM, but this memory slot is not found on this Alienware personal computer. The memory slots 2x DIMM are also found on this personal computer.

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Only Two USB 2.0 Ports

Most desktop computers of a comparable spec and age to the X51 have between one and nine USB 2.0 ports, including the Alienware X51 which has two USB 2.0 ports.

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2 Other reasons to consider the Alienware X51

Released Over Two Years Ago

Alienware released the X51 over two years ago.

Average Processor Clock Speed

At 3.4 gigahertz, the Alienware X51 has a fairly typical processor clock speed compared to most of the other medium processor core personal computers that came out more than two years ago.

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Specification

Processor
Processor Core
Processor Family
Processor Clock Speed
PCI Express Slots Version
Processor Thread
System Bus Data Transfer Rate
L3 Cache
Processor Cache Level
Processor Cache
Processor Socket
Maximum Turbo Frequency
Processor Model
Memory Channel Supported Processor
Max Memory Bandwidth Supported Processor
Memory Clock Speed Supported by Processor
Memory Type Supported Processor
Max Internal Memory Supported Processor
Conflict Free 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
Non-ECC Memory
Memory Clock Speed
Memory Slot
Memory Layout
Maximum Internal Memory
Internal Memory Type
Storage
Total Storage Capacity
Storage Medium
Hard Drive Capacity
Hard Drive Speed
Hard Drive Interface
Hard Drive
Storage Drive Installed
Integrated Card Reader
Optical Drive
Optical Drive
Optical Drive Type
Graphics
On-Board Graphics Adapter Model
Discrete Graphics Adapter
Discrete Graphics Adapter Memory
Discrete Graphics Memory Type
Discrete Graphics Adapter Model
Discrete Graphics Adapter Memory
On-Board Graphics Adapter ID
On-Board Graphics Adapter DirectX Version
On-Board Graphics Adapter Dynamic Frequency
On-Board Graphics Adapter Base Frequency
Displayssupported by On-Board Grap
Maximum On-Board Graphics Adapter Memory
Operating System/software
Operating System
Operating System Architecture
Networking
Bluetooth Version
Bluetooth
WiFi Standard
WiFi
Cabling Technology
Ethernet LAN Data Rate
Ethernet LAN Connection
Ports & Interfaces
S/PDIF Out Port
Headphone Out Port
Microphone in Port
Line-Out Port
Line-In Port
Ethernet LAN (RJ-45) Port
HDMI Port
DVI Port
USB 3.0 Port
USB 2.0 Port
USB 3.0 (3.1 Gen 1) Type-A Port
Design
Chassis Type
Case Placement
Case Colour
Water Cooling System
Performance
Password Protection
Audio Output Channel
Audio System
Motherboard Form Factor
Motherboard Chipset
Product Type
Processor Special Features
Intel Anti-Theft Technology
Intell Identity Protection Technology
Intel My WiFi Technology
Intel Quick Sync Videotechnology
Intel Hyper-Threading Technology
Intel Smart Connect Technology
Intel Turbo Boost Technology
Intel Smart Response Technology
Intel VPro Technology
Intel Wireless Display (WiDi) Technology
Intel 64
Enhanced Intel SpeedStep Technology
Intel Rapid Start Technology
Intel Small Business Advantage (SBA)
Intel Secure Key
Intel AES New Instructions
Intel FDI Technology
Intel TSX-NI
Idle States
Intel Insider
Intel Clear Video HD Technology
Thermal Monitoring Technology
Execute Disable Bit
Intel InTru 3D Technology
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 Small Business Advantage (SBA) Version
Intel Virtualization Technology for Directed I/O
Thermal Solution Specification
Processor Package Size
CPU Configuration (max)
Intel Identity Protection Technology Version
Intel Stable Image Platform Program (SIPP) Version
Graphics & IMC Lithography
Intel Smart Cache
Intel Secure Key Technology Version
Processor ARK ID
Power
Power Supply Input Voltage
Power Supply Input Frequency
Power Supply
Weight & Dimensions
Weight
Height
Depth
Width
Operational Conditions
Storage Temperature Range
Non-Operating Altitude
Operating Altitude
Relative Humidity Operating Range
Operating Temperature Range
Packaging Content
Software Driver Included
Manual
Bundled Software
Mouse Included
Display Included
Keyboard Layout
Keyboard Supplied
Other Features
Intel Virtualization Technology
Technical Details
Intel Visual Technology

13 Awards

Digital Versus 5 Star PC Advisor.co.uk Recommended PC Mag Editor's Choice tomsguide.com Editor's Choice Digitaltrends.com Recommended Product kitguru.net Worth Buying CNET.co.uk Editor's Choice hardwareheaven.com Recommended hothardware.com Editor's Choice computershopper.com Editor's Choice Les Numeriques.com 5 Star 01net.com 5 Star pcactual.com Recommended

Expert Reviews

(64)
10 July 2016

What is the Alienware X51? Alienware is one of the strongest global brands of gaming PCs, with a range that now stretches to multiple mobile and desktop form factors. While many gaming PCs come in... Read more…

7 January 2016

Alienware's latest X51 gaming PC would not look out of place in an office. Yes, it still has the brand's distinctive alien head logo on the front, but the company shows uncharacteristic restraint... Read more…

6 January 2016

Alienware's latest X51 gaming PC would not look out of place in an office.Yes, it still has the brand's distinctive alien head logo on the front, but the company shows uncharacteristic restraint... Read more…

Stylis, compact design
Strong graphics performance
Relatively affordable
Useful personalization software
Slick, illuminated design
Doesn't support highest-end graphics cards
Not really suitable for more than 1080p
No SSD
High processor temperature
Relatively expensive
9 September 2015

The last time we looked at Dell's Alienware X51 series of console-sized gaming PCs was back in mid-2013. Back then we were working with Intel's 4th generation Haswell Core Series processors and... Read more…

2 July 2015

The Alienware X51 gaming desktop provides impressive performance for the price in a stylish, living-room-friendly package...

Tomsguide.com

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User Reviews

(6)

Alienware... Just buy all the parts on its own and pay someone to build it. save $$$...

Reviewed 27 September 2016 by Greased Lizard

Wouldn't touch this with a bargepole to be honest. It used to be that Alienware were the mutts nuts, not so much these days. The price tag is exceptionally high for a 2gb 960, and what's with only... Read more…

Reviewed 31 August 2016 by N RHODES | 11 Comments
(Verified Purchase)

Nothing wrong with the PC to be fair, however you couldn't upgrade the video card to the latest 1080 models.

Reviewed 26 July 2016 by Amazon Customer

For the people who said the graphics were bad when you were gaming, it could of been your monitor, not the PC. However, that's for you to decide upon.

Reviewed 4 June 2016 by Amazon Customer
(Verified Purchase)

At first we were excited because this is our first alienware. But the unit that was delivered to us had an issue with the dedicated graphics card. It worked at set-up. but when we started using it... Read more…

« Prev 1 of 2 Next »

Brochures and Manuals

+- Manufacturer's Description

Product Identifiers

Manufacturer Part Numbers x5177822gw8
Barcodes 05397063518685

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See How Other PCs Compare to the Alienware X51

DELL XPS 8700 vs Alienware X51

DELL XPS 8700 vs Alienware X51
DELL XPS 8700
4 core Intel Core i7-4xxx 3.6GHz 12GB 1TB HDD
Alienware X51
4 core Intel Core i7-4xxx 3.4GHz 8GB 2TB HDD
£ £1,068.65
Marginally Better User Reviews
A Lot Bigger Maximum Internal Memory
Bigger Discrete Graphics Adapter Memory
Two More USB 2.0 Ports
Smaller Total Storage Capacity
Smaller Hard Drive Capacity

HP Z440 vs Alienware X51

HP Z440 vs Alienware X51
HP Z440
4 core Intel Xeon E5 v3 3.7GHz 8GB 1TB HDD
Alienware X51
4 core Intel Core i7-4xxx 3.4GHz 8GB 2TB HDD
£ 1,402.57 £1,068.65
User Reviews Are Appreciably Better
Bigger Max Internal Memory Supported Processor
88% Bigger Maximum Internal Memory
Significantly Faster Max Memory Bandwidth Supported Processor
Smaller Total Storage Capacity
Smaller Hard Drive Capacity

DELL XPS 8700 vs Alienware X51

DELL XPS 8700 vs Alienware X51
DELL XPS 8700
4 core Intel Core i7-4xxx 3.6GHz 16GB 2TB HDD+SSD
Alienware X51
4 core Intel Core i7-4xxx 3.4GHz 8GB 2TB HDD
£ £1,068.65
User Reviews Are a Bit Better
Bigger Internal Memory
Bigger Maximum Internal Memory
Four USB 2.0 Ports
Hugely Smaller Maximum On-Board Graphics Adapter Memory
8.3kg Heavier
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