這篇文章整理的很好，轉貼一下
Drupal Cache Performance Module List
http://drupal.org/node/97347
cache的方式，模組：
- Boost Module
- Splitting up Cache Table
- File Based Cache
- Fast Path Caching
- Improving Category Caching
- Memcache
- Block Cache (for blocks, so kind of independent, but list for reference)
連結與介紹：
Boost Module (not released yet)
http://drupal.org/project/boost
http://bendiken.net/2006/05/28/static-page-caching-for-drupal
Split up cache table:
http://drupal.org/node/72290
File Based Caching
http://drupal.org/node/45414
Fast Path Caching
http://drupal.org/project/fastpath_fscache
Relates to category module and hope to improve its caching:
http://drupal.org/node/82554
Memcache:
hints: http://drupal.org/node/44220
Block Cache
http://drupal.org/project/blockcache
Drupal的效能討論群組（Performance group for Drupal）
http://groups.drupal.org/high-performance