Go next level
Game like the pros with the Dell Alienware X51. This sleek and compact desktop rig pumps out loads of power, with a 6th Gen Intel Core i7 processor and lightning-quick NVIDIA GeForce GTX 960M graphics leading the charge. A massive 2TB hard drive has room for all your games, and 8GB of memory keeps everything rapidly humming along. Includes wired mouse and wired keyboard.
Blistering NVIDIA graphics
Crank up the settings with NVIDIA GeForce GTX 960M graphics, which deliver blazing-fast performance and faster, smoother gameplay.
The Alienware X51 can be positioned horizontally or vertically to fit most spaces, and all internal components are easily accessible for making upgrades.
Powerful Intel Core i7 processor
Faster than ever, the sixth-generation Intel Core i7 delivers striking visuals and higher data transfer rates.
Alienware Command Center
Get up to 8,000 possible lighting color combinations with Command Center software. Set triggers, make your system glow and blink, morph lights from one color to the next, and more.
A total of 8 USB ports (including 4 USB 3.0 and 2 USB 3.1 Type-A) connect and charge an array of peripherals, while HDMI, DVI, and DisplayPort connections enable multi-display viewing.
The best Windows yet
Windows 10 delivers faster start-ups, a familiar yet expanded Start menu, and great new ways to get stuff done across multiple devices.
The Microsoft difference
Signature Edition PCs
No Junkware or 3rd party trialware
The best computer meticulously configured
World-class security software
Powered by Windows
Discover new ways to work and play with Windows on all your devices. Be productive with Office, Skype with friends, watch movies and play games with Xbox, or access files anywhere with OneDrive.
Support from Answer Desk
Enjoy worry-free technical support and protection. Our friendly Answer Techs can answer your questions, resolve your problems, and help safeguard your new device.
Intel Core i7-6700 3.40 GHz with Turbo Boost Technology up to 4.00 GHz
8GB DDR4 2133 MHz
Hard drive size
2TB 7200 RPM HDD
Windows 10 Home, 64-bit
DVD +/- RW
NVIDIA GeForce GTX 960 with 2GB graphics memory, Intel HD Graphics 530
4 USB 3.0 (2 rear, 2 front) • 2 USB 3.1 Type-A • 2 USB 2.0 (rear) • 1 HDMI (on video card) • 3 DisplayPort (on video card) • 1 Headphone output (front) • 1 Microphone input (front) • 1 Alienware Graphics Amplifier port • 1 DVI (on video card) • 1 line-out • 1 center/subwoofer • 1 side L/R surround • LAN (10/100/1000)
802.11a/b/g/n/ac (Miracast enabled)
12.53-13.50 x 12.52 x 3.74 in (318.26-342.90 x 318.00 x 94.99 mm)
12.30 lbs (5.57 kg)
Model number: Alienware X51 R3 AX51R3-5511BLK • Includes wired mouse and wired keyboard • TPM 2.0 • Keyboard travel: 2.3 mm