New!Alienware X51 Desktop

Accept the challenge.

Alienware™ X51 offers powerful digital entertainment, customization options and upgradeability in a size designed to fit any space. With a 3D Mark Vantage performance overall score of up to 15,310⁴ and a PC Mark Vantage overall score of up to 10,531*, Alienware X51 is a system that’s ready to help you face the challenge.

Graphics for greatness.

Alienware X51 lets you take in every detail with graphics options, including the 1GB GDDR5 NVIDIA^® GeForce^® GTX 555³ discrete graphics card.
Find Out MorePure processing power.Alienware X51 packs processor options including the powerful quad Intel® Core™ i7 processor: the brains leading you to epic new victories.
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You’ve got speed.

Run several high-end applications with ease. Alienware X51 offers up to 8GB of high-performance dual-channel DDR3 memory³.
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Release your potential.

There are always new obstacles to face and new challenges to conquer, and Alienware X51 will be with you every step of the way.

A small system hides big entertainment power.

Whether standing vertically or laying horizontally, Alienware X51 turns virtually any living space into a world of high-end entertainment possibilities.
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Build. Modify. Adapt.

With Alienware X51, desktop component upgrades are a breeze. From CPU and graphics cards to HDD and memory, you can keep your components up to date when other machines go extinct.
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Take command of your game domain.

Alienware Command Center software features a powerful suite of customization options to make your X51 your own. Don’t just play a game. Play your game

Alien Adrenaline

The new Alien Adrenaline feature enables Game Mode, which lets you give each of your games a unique profile on your system. Disable unnecessary programs and activate your music player when you launch one game, or bring up key Web links when you launch another.

AlienFX

AlienFX^® System Lighting Technology gives you access to a variety of themes and 8,000 distinct lighting combinations, so you can personalize as much as you like. Customize your system with game themes that respond to many in-game events with unique lighting effects to complete your immersion.

Alien Fusion

Alien Fusion power management controls allow you to configure your settings in order to maximize performance and efficiency while managing power usage. Crank up the settings for hardcore gaming and resource-intensive tasks, or scale it back for running everyday programs.

Complete your Alienware X51 experience

Your Alienware X51 is just the start. When you buy from Dell, you can get much more than just a gaming system. You can customize an experience that’s just right for you.

Accessories: At Dell.com, you’ll find a vast arsenal of electronics and accessories designed to enhance your gaming and multimedia experience, including headsets, keyboards and mice.

Services: Whether you have technical questions or simply need help setting up your new PC, you can count on Dell. Choose from our menu of no-hassle PC services — from everyday troubleshooting to long-term support.

              Processor Help Me Choose

• Intel® Core™ i5-2320 3.0GHz (6MB Cache) with Turbo Boost Technology 2.0
• Intel® Core™ i7-2600 3.4GHz (8MB Cache) with Hyper-Threading and Turbo Boost Technology 2.0

            Operating SystemHelp Me Choose

• Genuine Windows® 7 Home Premium SP1 64 bit (English)

            Memory⁵

• • Up to 8GB⁶ Dual Channel DDR3 SDRAM at 1333Mhz – 2 DIMMS

         Hard Drive

• Up to 1000GB⁵ SATA hard drive

       Optical Drive

• Slot-Loading Dual Layer DVD Burner (DVD+-RW, CD-RW) (Standard)Slot-Loading Dual Layer Blu-ray Reader (BR-ROM, DVD+-RW, CD-RW)

      Video Card

• 1GB GDDR5 NVIDIA® GeForce® GT 545
• 1GB GDDR5 NVIDIA® GeForce® GTX 555

       Sound Card

• Internal High-Definition 7.1 Performance Audio with WAVES MAXX Audio (Standard)

      Ports

• Front I/O Ports(2x) Hi-Speed USB 2.0
  (1x) Microphone In
  (1x) Headphone/Speaker Out
  
  Rear I/O Ports(1x) On-board HDMI 1.4 Output
  (1x) RJ-45 Gigabit Ethernet
  (4x) Hi-Speed USB 2.0
  (2x) SuperSpeed USB 3.0
  (1x) Front Left/Right Speakers
  (1x) Center Speaker
  (1x) Rear Left/Right Speakers
  (1x) Side Left/Right Speakers
  (1x) SPDIF Digital Output (TOSLINK)
  (1x) SPDIF Digital Output (Coax)

        Chassis

• Physical System DimensionsHeight:
  Front-Height: 343mm (13.504)
  Rear-Height: 318.5mm (12.54)
  Depth: 318mm (12.52)
  Width: 95mm (3.74)
  Starting Weight: 5.49 Kg (12.1 lbs)ColorMatte Stealth Black with Dark Chrome Accents

  Processor and Core Architecture

  Processor Cooling
  Alienware™ High-Performance Air Cooling
  Chipset Architecture
  Intel^® H61 Express Chipset
  Motherboard ClassMini-ITX Motherboard

  Software

  Alienware Command Center
  AlienAdrenaline
  AlienFX™
  AlienFusion
  Software Personalization Options
  AlienFX™ System Colors
  Personal Avatar

  Power

  Alienware™ 240 Watt Power Supply (Standard)
  Alienware™ 330 Watt Power Supply