Go next level
Game like the pros with the sleek, compact Alienware X51 desktop. This supercharged rig pumps out loads of power with a 6th Gen Intel Core i5 processor and lightning-quick NVIDIA GeForce GTX 970 graphics leading the way. A speedy 256GB SSD and 16GB of RAM keep everything rapidly humming along, and the versatile X51 can also be positioned horizontally or vertically to fit most spaces. Includes wired keyboard and wired mouse.
Blistering NVIDIA graphics
NVIDIA GeForce GTX 970 graphics delivers blazing-fast and silky-smooth performance, even when cranked to the highest settings.
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.
Powerful Intel Core i5 processor
Faster than ever, the 6th Gen Intel Core i5 delivers striking visuals, extended battery life, and higher data transfer rates.
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 of 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.
PC tech specs
Intel Core i5-6400 2.70 GHz with Turbo Boost Technology up to 3.30 GHz
16GB DDR4 2133 MHz
Hard drive size
Windows 10 Home, 64-bit
DVD +/- RW
NVIDIA GeForce GTX 970 with 4GB graphics memory, Intel HD Graphics 530
4 USB 3.0 (2 back, 2 front) • 2 USB 3.1 Type-A • 2 USB 2.0 (back) • 1 HDMI • 2 Mini DisplayPort • 1 Alienware Graphics Amplifier port • 1 DVI (on video card) • 1 line-out • 1 center/subwoofer • 1 side L/R surround • Headphone output • Microphone input • 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 AX51R3-10510BLK • TPM 2.0 • Includes wired mouse and wired English keyboard • Keyboard travel: 2.3 mm