Magento 1 and Magento 2 System Requirements comparison

In this table we will compare system requirements of the Magento 1.x and Magneto 2.x branches. We will compare differences of the platforms requirements for the server environment, PHP configuration, supported cache engines and browsers versions:


Magento 1
Magento 2

Supported web-servers

  • Apache 1.3.x
  • Apache 2.0.x
  • Apache 2.2.x

  • Apache 2.2 and better

MySQL

  • EE 1.13.0.0 and better: MySQL 5.0.2 and better
  • EE 1.12.0.2 and better: MySQL 4.1.20 and better
  • CE (all versions): MySQL 4.1.20 and better

  • MySQL 5.6.x

PHP

  • PHP 5.4 for EE 1.14 and better, CE 1.9 and better
  • Early CE and EE versions support PHP 5.2.13 - 5.3.24; or 5.4.x with special patches for CE and EE

  • PHP 5.6.x
  • PHP 5.5.x

Required PHP extensions:

  • PDO_MySQL
  • simplexml
  • mcrypt
  • hash
  • GD
  • DOM
  • iconv
  • curl
  • SOAP

Safe_mode — off
Memory_limit 256Mb and more

  • PDO/MySQL
  • mbstring
  • mcrypt
  • mhash
  • SimpleXML
  • curl
  • xsl
  • gd, ImageMagick 6.3.7 (or later) or both
  • SOAP
  • intl

Memory_limit 512Mb and more

Supported browsers

  • Microsoft Internet Explorer 7 and better
  • Mozilla Firefox 3.5 and better
  • Apple Safari 5 and better (Mac OS)
  • Google Chrome 7 and better
  • Adobe Flash plugin is required

  • Internet Explorer 9 and better(Windows)
  • Mozilla Firefox latest, latest-2
  • Google Chrome latest, latest-2
  • Apple Safari 5 and better (Mac OS)
  • Apple Safari Mobile for iPad, iPad Mini, iPad with Retina Display (iOS 6 and better)
  • Apple Safari Mobile for iPhone 4 and better; iOS 6 and better

Caching (optional)

  • redis-server v2.6.9 and better
  • phpredis v2.2.2 and better


Composer
-

  • Latest version

Recommended
-

  • php_xdebug2.2.0 and better (for development purposes)
  • PHPUnit (as a command-line tool) 4.1 and better

As you see, Magento 2 has become more server-side demanding (latest versions of Apache, PHP, MySQL, etc.) and front-end side demanding (refusal to support MS IE 7 ,8 and earlier versions of other browsers).