

TRIM and garbage collection are similar, but they are not the same thing.

So even if it says “No” in System Profiler, you should still Google your drive to see if it supports TRIM. Note that the “TRIM Support” line in System Profiler does not tell you whether TRIM is supported, only if it’s enabled. The only way to figure this out is to Google your SSD’s model number and find out if it supports TRIM. TRIM Enabler won’t work for all SSD users. Here’s how to maximize your TRIM benefits. However, it turns out there’s a little more to it than just hitting the “Patch” button.

If you have a non-Apple SSD, or you just want to get TRIM support now, previously mentioned TRIM Support Enabler will do it for you. TRIM support is coming in OS 10.7 Lion, but that’s still a way off, and even then, it’ll only work with Apple SSDs. Here’s an easy way to get better performance and longevity out of your Mac’s SSD. Enabling TRIM is one of the best ways to maximize the life of your solid-state drive, but OS X doesn’t support it out-of-the-box.
