0 Apple MacBook Pro "Retina Display"

MacBook Pro "Next-Generation" has a screen size of 15.4-inch Retina Display with 2880x1800 resolution (220 pixels per inch). To shrink the physical size, so that the optical drive Apple throw new MacBook Pro is only 1.8 cm thick. Weighing dsebut-called less than 2 kg.

Reasons to Use Retina Display on Apple MacBook Pro :
• Retina Display has a very high resolution of 2880 x 1800 pixels with a size of 15.4 inches with a high pixel density 220 ppi (pixels per inch).
• Retina Display provides higher contrast and wider viewing angles than regular LCD screens.
• Mac OS X has been optimized with Retina Display screen since the version of Mac OS X 10.7 Lion.
• Browser made by Mac, Safari, the web interface has been optimized with Retina Display technology to make the browsing experience with high image quality.
• Various software has been optimized for Retina Display support for applications such as iPhoto, Aperture, Final Cut Pro and Autodesk Autocad.
• Retina Display support with Adobe Photoshop application optimization in future versions.

MacBook Pro 13-inch Specs
• 13-inch screen, a resolution of 1280 x 800 pixels.
• Processor Intel Ivy Bridge Core i5 dual-core 2.5 GHz or 2.9 GHz.
• 4GB or 8GB RAM.
• Graphics Intel HD Graphics 4000
• Hard drive with capacities of 500GB or 750GB.
• Resilience battery up to 7 hours.

Specifications MacBook Pro 15 Inch Non Retina Display
• 15-inch screen, a resolution of 1440 x 900 pixels.
• Processor Intel Ivy Bridge Core i7 quad-core 2.3 GHz 2.6 GHz Or.
• 4GB or 8GB RAM.
• Graphics Nvidia GeForce GT 650m 512MB or 1GB.
• Hard drive with capacities of 500GB or 750GB.
• Resilience battery up to 7 hours.

Specifications Apple MacBook Pro 15-inch Retina Display
• 15 inch screen Retina Display, 2880 x 1800 pixels resolution.
• Processor Intel Ivy Bridge Core i7 quad-core 2.3 GHz.
• 8GB RAM.
• Graphics 1GB Nvidia GeForce GT 650m.
• SSD (Solid State Drive) 256GB.
• Resilience battery up to 7 hours.

0 Alienware M17x R4

This laptop Alienware M17x R4 is powered by Intel of Core i7-2630QM, i7-2720QM, i7-2820QM or. This laptop has 2 choices of AMD or NVIDIA graphics, with also offer an upgrade to 16 GB of dual-channel DDR3 1333 MHz memory to the hard disk and offered a choice of 1500 GB 7200 rpm and 512 GB SSD. Supported also by Bluetooth 3.0, two SuperSpeed USB 3.0/2.0 combo ports, two Hi-Speed USB 2.0 ports, Power/DC-in Jack, three Auto-sensing jacks for Line-out (2 line out, 1x SPDIF / Headphone) one eSATA 3GB/s + USB 2.0 Combo port (with USB charge function support), RJ-45 (10/100/1Gb IPV6), microphone input jack, HDMI-1.3 input with audio, HDMI-1.4 output with audio, VGA port (DB-15), a mini-display port, 9-in-1 card reader, 3.0 MP webcam, and high capacity 9-cell Lithium-Ion 90 WHr battery.

Alienware M17x Laptop Specifications R4
CPU: 2.6GHz Intel Core Intel Core i7-3720QM CPU
Operating System: MS Windows 7 Home Premium (64-bit)
RAM: 8GB
Hard Drive Size: 500GB + 32GB SSD mSATA
Hard Drive Speed: 7,200 rpm
Hard Drive Type: SATA Hard Drive + mSATA SSD
Display Size: 17.3
Native Resolution: 1920 × 1080
Optical Drive: BD-R
Optical Drive Speed: 8X
Graphics Card: Nvidia GeForce GTX 680M/Intel HD Graphics 4000
Video Memory: 2GB
Wi-Fi: 802.11 a / g / n
Wi-Fi Model Intel Centrino Wireless-N 2230
Bluetooth: Bluetooth 4.0
Mobile Broadband
Touchpad Size: 75 x 2 inches
Port (excluding USB): DisplayPort, eSATA / USB; Gigabit Ethernet, HDMI-in; HDMI-out,
Headphone, Headphone / Mic; Microphone; S / PDIF, security lock slot; USB 3.0; VGA
USB Port: 5
Card Slots: 9-1 card reader
Warranty / Support 1 Year Basic
Size 16.1 x 11.9 x 1.75 inches
Weight 4.7 Kg