Memcached vs APC which one should I choose?
Static Cache Dynamic Cache Memcached.
Python also provides caching system known as Memcached for web applications.
It powers its servers using high performing tools like Nginx,
Varnish, and Memcached.
WP Rocket does the page caching, and SuperCacher the Memcached and dynamic caching.
Isn't there an alternative to using APC or Memcached for folks who can't install them?
No further manual performance optimizations were needed,
thanks to the built-in page caching, Memcached and object caching.
Along with super-fast servers, you receive Memcached, Turbo Cache,
and OpCache/APC resources that are easily enabled in your hosting account.
Support for Memcached- if APC and other opcode caches were too much for you, now you may use Memcached and have a lot of fun.