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Alienware X51
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Alienware X51 4 Core Intel Core I7-4xxx 3.4GHz 8GB 1TB HDD

Digitaltrends.com Recommended Product PC Mag Editor's Choice Digital Versus 5 Star tomsguide.com Editor's Choice PC Advisor.co.uk Recommended
4 Intel Core I7-4xxx 3.4GHz 8GB Jun 2014
Processor Cores Processor Family Processor Frequency Internal Memory Release Date
Easily bring high performance PC gaming into any room in your house. Whether you re connected to a monitor or an HDTV, the versatile Alienware X51 lets you experience big-screen gaming wherever... More
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ALIENS IN MY LIVINGROOM! - Alienware X51 Unboxing & Setup! (1080p)
Alienware X51 Small Form Factor Gaming PC Review
TmarTn's Introduction to PC Gaming!! (Battlefield 3 on Alienware X51)
Alienware X51 Review

17 Reasons For

64-Bit Processor Operating Mode

This PC supports a 64-bit processor operating mode, which is the most commonly supported processor operating mode on personal computers of this age and spec.

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

The Alienware X51 is a eight USB 3.0 (3.1 Gen 1) Type-A port desktop computer.

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Fairly Fast On-Board Graphics Adapter Dynamic Frequency

Desktop computers of this age and type have on-board graphics adapter dynamic frequencies of between 850MHz and 860,000MHz, and the average on-board graphics adapter dynamic frequency is 3,200MHz. At 1,200 megahertz, the Alienware X51 has a quite fast on-board graphics adapter dynamic frequency compared to most of the other desktop computers that have been around for around the same time as the X51.

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11 On-Board Graphics Adapter DirectX Version

This desktop computer supports a 11.1 on-board graphics adapter DirectX version, which is the most frequently supported on-board graphics adapter DirectX version on computers of this type and age.

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Quite Big Hard Drive Capacity

The hard drive capacity of medium processor core personal computers that came out around the same time as the X51 range from 320GB to 3TB, and the average hard drive capacity is 800GB. At 1,000 gigabyte, the Alienware X51 has a quite big hard drive capacity compared to most of the other comparable spec PCs that have been available for around the same time as the X51.

If you would prefer a desktop computer with a bigger hard drive capacity then you might also want to look at the Lenovo E32 (2TB), or the Alienware X51 (2TB).

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

This computer has a 10/100/1000Base-T(X) cabling technology, which is typical of many personal computers of this age and spec.

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3 PCI Express Slots Version

This PC supports a 3 PCI Express slots version, which is the most frequently supported PCI Express slots version on desktop computers of a comparable age and spec to it.

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L3 Processor Cache Level

This personal computer has a L3 processor cache level, which is typical of many comparable spec PCs that have been around for around the same time as it.

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Six USB 3.0 Ports

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

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Eight Processor Threads

The Alienware X51 has more processor threads than most of the personal computers of a comparable type and age to the X51. Most of the computers of a similar type and age to the X51 only have between four and seven processor threads, however this computer has eight processor threads.

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Fairly Big L3 Cache

At 8 megabytes, the Alienware X51 has a quite big L3 cache compared to most of the other comparable spec computers that have been around for around the same time as the X51. The smallest L3 cache of medium processor core personal computers that have been on the market for around the same time as the X51 is 2MB, the biggest is 10MB, and the average L3 cache is 6.9MB.

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7.1 Audio Output Channel

The Alienware X51 has a better audio output than most desktop computers of this spec and age. This Alienware PC has a 7.1 audio output channel, whereas most medium processor core personal computers that came out around the same time as it have a 5.1 audio output channel.

A 7.1 audio output channel is actually the best audio output amongst all desktop computers of a comparable spec and age to the X51.

Amongst similar types of desktop computer the worst audio output is 5.1.

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Has One Cable Included

The Alienware X51 has a greater number of included cables than most PCs of a similar spec and age to it. This Alienware desktop computer has an AC cable included, which is the most commonly found cable included found on desktop computers of this spec and age.

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DVD Super Multi Optical Drive Type

The optical drive type of this PC is DVD Super Multi DL, which is typical of many similar spec PCs that were released around the same time as it.

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GDDR Discrete Graphics Memory Type

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

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Light

The weights of PCs of this spec and age range from 250g to 24kg, and the average weight is 8.2kg. With a weight of only 5.5 kilograms, the Alienware X51 is one of the lighter similar spec desktop computers that have been on the market for a comparable time to the X51 amongst medium processor core personal computers of this age.

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Very Narrow

The average width of medium processor core personal computers that came out more than two years ago is 190mm, and the widths range from 33mm to 490mm. At only 95 millimeters, the Alienware X51 is quite narrow compared to most of the other desktop computers that were released more than two years ago.

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4 Reasons Against

Unexceptional Brand

Alienware has good reviews for its medium processor core personal computers, however it has unexceptional average reviews when measured across its entire computer range.

Only HDD Storage Medium

The storage speed of this computer is HDD, which is the most commonly found storage medium on desktop computers that have been available for more than two years. 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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Very Slow Processor Front Side Bus

The average processor front side bus of computers of a similar type and age to the X51 is 1,300MHz, and the processor front side buses range from 530MHz to 1,600MHz. The Alienware X51 has a quite slow processor front side bus (only 533 megahertz) compared to most of the other personal computers that have been around for a similar time to the X51.

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Only Has One Memory Slot

The number of memory slots found on the Alienware X51 is more than most PCs of a comparable spec and age to it. The most frequently found memory slot is 4x DIMM, but this memory slot is not found on this desktop computer. The memory slots 2x DIMM are also found on this personal computer.

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4 Other reasons to consider the Alienware X51

Released Over Two Years Ago

This PC has been on the market for over two years.

Average Processor Clock Speed

With a processor clock speed of 3.4 gigahertz, the Alienware X51 has a pretty typical processor clock speed compared to most of the other medium processor core personal computers that have been on the market for around the same time as the X51.

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Average Total Storage Capacity

The Alienware X51 has a relatively average total storage capacity (1,000 gigabyte) compared to most of the other PCs of a comparable age and type to the X51.

If you are looking for a bigger total storage capacity then you might want to look at the Lenovo E32 (2TB).

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Average Internal Memory

With an internal memory of 8 gigabytes, the Alienware X51 has a pretty typical internal memory compared to most of the other personal computers of this type and age.

If you want a bigger internal memory then you might want to look at the Apple Mac Pro (£2,999.00) (12GB).

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Specification

Processor
Processor Cores
Processor Family
Processor Frequency
PCI Express Slots Version
Processor Threads
Processor Cache
Processor Socket
Processor Boost Frequency
Processor Model
ECC Supported by Processor
Memory Channels Supported by Processor
Memory Bandwidth Supported by Processor (max)
Memory Clock Speeds Supported by Processor
Memory Types Supported by Processor
Maximum Internal Memory Supported by Processor
Conflict Free Processor
Processor Series
Tcase
Maximum Number of PCI Express Lanes
Stepping
Number of QPI Links
Processor Operating Modes
PCI Express Configurations
Processor Codename
Processor Lithography
Thermal Design Power (TDP)
Bus Type
Processor Cache Type
Number of Processors Installed
Memory
Internal Memory
Non-ECC
Memory Clock Speed
Memory Slots
Memory Layout (slots X Size)
Maximum Internal Memory
Internal Memory Type
Storage
Total Storage Capacity
Storage Media
Hard Drive Capacity
Hard Drive Speed
Hard Drive Interface
Number of Hard Drives Installed
Number of Storage Drives Installed
Card Reader Integrated
Optical Drive
Optical Drives Quantity
Optical Drive Type
Graphics
On-Board Graphics Adapter Model
Number of Discrete Graphics Adapters
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 (max)
On-Board Graphics Adapter Base Frequency
Number of Displays Supported (on-Board Graphics)
Maximum On-Board Graphics Adapter Memory
On-Board Graphics Adapter
On-Board Graphics Adapter Family
Software
Operating System Installed
Operating System Architecture
Networking
Wake-On-LAN Ready
Bluetooth Version
Bluetooth
Wi-Fi Standards
Wi-Fi
Cabling Technology
Ethernet LAN Data Rates
Ethernet LAN
Ports & Interfaces
S/PDIF Out Port
Headphone Outputs
Microphone in
Line-Out
Line-in
DC-In Jack
Ethernet LAN (RJ-45) Ports
HDMI Version
HDMI Ports Quantity
DVI Port
USB 2.0 Ports Quantity
USB 3.0 (3.1 Gen 1) Type-A Ports Quantity
Expansion Slots
PCI Express X16 Slots
Design
Chassis Type
Placement Supported
Colour of Product
Water Cooling System
Performance
Password Protection
Audio Output Channels
Audio System
Motherboard Form Factor
Motherboard Chipset
Product Type
Processor Special Features
Intel® Anti-Theft Technology (Intel® AT)
Intel® Identity Protection Technology (Intel® IPT)
Intel® My WiFi Technology (Intel® MWT)
Intel® Quick Sync Video Technology
Intel® Hyper Threading Technology (Intel® HT Technology)
Intel Smart Connect Technology
Intel® Turbo Boost Technology
Intel® Smart Response Technology
Intel® VPro™ Technology
Intel® Wireless Display (Intel® WiDi)
Intel 64
Enhanced Intel SpeedStep Technology
Intel® Rapid Start Technology
Intel® Small Business Advantage (Intel® SBA)
Intel® Secure Key
Intel Clear Video Technology
Intel® AES New Instructions (Intel® AES-NI)
Intel FDI Technology
Intel TSX-NI
Idle States
Intel® Insider™
Intel® Clear Video HD Technology (Intel® CVT HD)
Thermal Monitoring Technologies
Execute Disable Bit
InTru™ 3D Technology
Intel Trusted Execution Technology
Intel VT-X With Extended Page Tables (EPT)
Intel Fast Memory Access
Intel Flex Memory Access
Intel Virtualization Technology (VT-X)
Supported Instruction Sets
Intel Dual Display Capable Technology
Intel Enhanced Halt State
Processor Code
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)
Scalability
Intel Small Business Advantage (SBA) Version
Intel Virtualization Technology for Directed I/O (VT-D)
Thermal Solution Specification
Processor Package Size
CPU Configuration (max)
Intel Rapid Storage Technology
Intel Demand Based Switching
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 (T-T)
Non-Operating Altitude
Operating Altitude
Operating Relative Humidity (H-H)
Operating Temperature (T-T)
Packaging Content
Drivers Included
Manual
Bundled Software
Cables Included
Mouse Included
Display Included
Keyboard Layout
Keyboard Supplied
Windows Keys
AC Adapter Included
Other Features
Intel® Virtualization Technology (Intel® VT)

13 Awards

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

Expert Reviews

(62)
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…

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
2 July 2015

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

Tomsguide.com

27 May 2014

The Alienware X51 is a prime example of why not all serious gamers require a full-sized configuration. The only reason you might want to build your own barebones unit or spend more money on the...

23 May 2014

The Alienware X51 is a small, powerful gaming PC. It tends to get rather loud and toasty and the keyboard and mouse could have been better suited for gaming purposes, but it's still a great way to...

Digital Versus

« Prev 1 of 13 Next »

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 d00ar224, w210993au, w21099oau, andro1403014, ax51r25743bk, ax51r25726bk, alienware gtx1, alienware gtx1t, alienware gtx1tb, alienware 4770k8, alienware 4770k8g, alienware 4770k8gb
Barcodes 00884116132523, 00884116146285

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See How Other PCs Compare to the Alienware X51

Apple Mac Pro vs Alienware X51

Apple Mac Pro vs Alienware X51
Apple Mac Pro
4 core Intel Xeon E5 3.7GHz 12GB 512GB Flash
Alienware X51
4 core Intel Core i7-4xxx 3.4GHz 8GB 1TB HDD
£ 2,999.00
User Reviews Are Better
Significantly Shallower
Bigger Max Internal Memory Supported Processor
Appreciably Better Review from Computershopper.com
Hugely Worse Review from "Expert Reviews"
Hugely Worse Review from PC Advisor.co.uk
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