A link-server for an online store with a large number of goods?

Question

PHP

Good afternoon!
Tell me please, you are most interested in fast page
delivery Webasyst Shop-script 7 engine is written in php using mysql database
The server uses Ubuntu server 16.04 OS
Which bundle is better to use for maximum performance?
There are recommendations from the developer
System requirements Apache
web server
+ mod_php, Nginx, Lighttpd or any other web server + FastCGI.
IIS supported but not recommended
PHP
Version 5.2 or higher
Required PHP
extensions mbstring
iconv
json
curl
gd or imagemagick
domxml
zlib
Optional extensions PHP
gettext
OpenSSL (to support secure connections)
MySQL
Version 4.1 or later

Answer 1

nginx + php-fpm (7) + postgresql

Answer 2

nginx + php fpm