Play like a pro with the Alienware X51, reengineered with optional liquid cooling and amplified graphics for the power to win the tournament. You know X51. You ve seen it at eSports tournaments...
Available from international sellers only
We last saw a price for the Alienware X51 R3 two weeks ago which was $598.00
Tell Me When It Becomes Available
You are subscribed to price alerts for this product Unsubscribe
This computer supports a 64-bit processor operating mode, which is the most frequently supported processor operating mode on recently released comparable spec personal computers.
Fairly Big Maximum On-Board Graphics Adapter Memory
At 64 gigabytes, the Alienware X51 R3 has a quite big maximum on-board graphics adapter memory compared to most of the other desktop computers that have been around for a similar time to the X51 R3. Recently released comparable spec personal computers have maximum on-board graphics adapter memories of between 1GB and 64GB.
Fairly Fast Memory Clock Speed Supported by Processor
With a memory clock speed supported by processor of 2,133 megahertz, the Alienware X51 R3 has a fairly fast memory clock speed supported by processor compared to most of the other PCs that were launched around the same time as the X51 R3. The slowest memory clock speed supported by processor of medium processor core computers that have been on the market for around the same time as the X51 R3 is 800MHz, the fastest is 2,200MHz, and the average memory clock speed supported by processor is 1,700MHz.
Just Released Six Months Ago
This computer was released just six months ago.
1024 CUDA Cores
The Alienware X51 R3 is a 1,024 CUDA core computer.
Very Big Hard Drive Capacity
Medium processor core computers that have been around for a similar time to the X51 R3 have hard drive capacity of between 120GB and 3TB. The Alienware X51 R3 has one of the bigger hard drive capacity (2,000 gigabytes) amongst comparable spec PCs of this age.
+10 More reasons for
Fairly Big Total Storage Capacity
The Alienware X51 R3 has a fairly big total storage capacity (2,000 gigabytes) compared to most of the other desktop computers that have been around for a comparable time to the X51 R3. The total storage capacity of new comparable spec personal computers range from 32GB to 3.5TB.
Fairly Big Internal Memory
With an internal memory of 16 gigabytes, the Alienware X51 R3 has one of the bigger internal memory amongst medium processor core computers of this age. Across all the recently released similar spec personal computers the internal memory range from 2GB to 32GB, and the average internal memory is 8.1GB.
We checked 149 owner and expert reviews for Alienware personal computers and found that on average Alienware has good reviews compared to other brands. We also found that Alienware has good reviews specifically within its medium processor core computers range.
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 comparable spec desktop computers that have been available for around the same time as it.
DDR4-SDRAM Internal Memory Type
This PC has a DDR4-SDRAM internal memory type, which is the most frequently found internal memory type on medium processor core computers that came out around the same time as it.
3 PCI Express Slots Version
This computer supports a 3 PCI Express slots version, which is the most commonly supported PCI Express slots version on personal computers that were released in the last year.
DVD Super Multi Optical Drive Type
The optical drive type of this desktop computer is DVD Super Multi, which is the most frequently found optical drive type on comparable spec PCs that came out around the same time as it.
GDDR Discrete Graphics Memory Type
This personal computer supports a GDDR5 discrete graphics memory type, which is typical of many personal computers that came out in the last 12 months.
Medium processor core computers that have been around for around the same time as the X51 R3 have widths of between 34mm and 7,100mm. The Alienware X51 R3 is quite narrow (only 95 millimeters) compared to most of the other newly released medium processor core computers.
5 Reasons Against
Quite Slow On-Board Graphics Adapter Dynamic Frequency
Across all the new medium processor core computers the on-board graphics adapter dynamic frequencies range from 500MHz to 1,400MHz, and the average on-board graphics adapter dynamic frequency is 1,100MHz. At only 950 megahertz, the Alienware X51 R3 has a quite slow on-board graphics adapter dynamic frequency compared to most of the other medium processor core computers that came out around the same time as the X51 R3.
Quite Slow Processor Clock Speed
The processor clock speeds of medium processor core computers that came out around the same time as the X51 R3 range from 1.3GHz to 4GHz, and the average processor clock speed is 3.1GHz. At only 2.7 gigahertz, the Alienware X51 R3 has a quite slow processor clock speed compared to most of the other recently released PCs.
Only Two USB 2.0 Ports
The Alienware X51 R3 is a two USB 2.0 port desktop computer. Most of the other comparable spec personal computers that have been available for a similar time to the X51 R3 have between one and nine USB 2.0 ports.
Only 10 Mbit/s Ethernet LAN Data Rate
This PC supports a 10|100|1000 Mbit/s Ethernet LAN data rate, which is the most commonly supported Ethernet LAN data rate on recently released medium processor core computers.
+2 More reasons against
Quite Slow Maximum Turbo Frequency
With a maximum turbo frequency of only 3.3 gigahertz, the Alienware X51 R3 has a fairly slow maximum turbo frequency compared to most of the other computers that were released in the last 12 months. Across all the medium processor core computers that have been around for a comparable time to the X51 R3 the maximum turbo frequencies range from 1.8GHz to 4.2GHz, and the average maximum turbo frequency is 3.6GHz.
1 Other reason to consider the Alienware X51 R3
HDD Storage Medium
The storage speed of this personal computer is HDD, which is the most commonly found storage medium on medium processor core computers that have been around for around the same time as 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.
Intel Core i5, Intel Core i5-6xxx
Processor Clock Speed
PCI Express Slots Version
System Bus Data Transfer Rate
Maximum Turbo Frequency
640, 6400+, I5-6400
Processor Memory Voltage
1.35, 5, 1.3
Memory Channel Supported Processor
Max Memory Bandwidth Supported Processor
Memory Clock Speed Supported by Processor
Memory Type Supported Processor
DDR3L-SDRAM, DDR3L, DDR4-SDRAM
Max Internal Memory Supported Processor
Conflict Free Processor
PCI Express Lane (maximum)
Processor Operating Mode
PCI Express Configuration
1x16, 1x1, 2x8, 1x8, 1x8+2x4, 2x4
Thermal Design Power (TDP)
Processor Cache Type
Smart Cache, L3
Memory Clock Speed
2 x 8
Maximum Internal Memory
Internal Memory Type
Total Storage Capacity
Hard Drive Capacity
Hard Drive Speed
Hard Drive Interface
Serial ATA, Serial ATA II, Serial ATA III
Storage Drive Installed
Optical Drive Type
DVD Super Multi
On-Board Graphics Adapter Model
Intel HD Graphics, Intel HD Graphics 530
Discrete Graphics Adapter
Discrete Graphics Memory Type
Discrete Graphics Adapter Model
NVIDIA GeForce GTX 960
Open GL Graphics Adapter
Graphics Adapter DVI-I Port
Graphics Adapter DisplayPort
Graphics Adapter HDMI Port
Discrete Graphics Adapter Memory
On-Board Graphics Adapter ID
On-Board Graphics Adapter OpenGL Version
On-Board Graphics Adapter Dynamic Frequency
On-Board Graphics Adapter Maximum Resolution
4096 x 2304
On-Board Graphics Adapter Output
DisplayPort, Embedded DisplayPort (eDP), HDMI, DVI
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…
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…